### [tsconfig.json](https://github.com/reactjs/react.dev/blob/2bfa7a628b0534bb0d437ff7520a72010ab970c3/tsconfig.json)
- `error TS2870: This binary expression is never nullish. Are you missing parentheses?`
- [src\/components\/MDX\/TeamMember.tsx\#L40](https://github.com/reactjs/react.dev/blob/2bfa7a628b0534bb0d437ff7520a72010ab970c3/src/components/MDX/TeamMember.tsx#L40)
### [tsconfig.json](https://github.com/reorproject/reor/blob/8e5af5da9e051d6a037445c3e37e9e0c71c53a66/tsconfig.json)
- `error TS2345: Argument of type 'Buffer[]' is not assignable to parameter of type 'readonly Uint8Array[]'.`
- [electron\/main\/common\/network.ts\#L46](https://github.com/reorproject/reor/blob/8e5af5da9e051d6a037445c3e37e9e0c71c53a66/electron/main/common/network.ts#L46)
- `error TS2345: Argument of type 'Buffer' is not assignable to parameter of type 'string | ArrayBufferView'.`
- [electron\/main\/vector-database\/downloadModelsFromHF.ts\#L33](https://github.com/reorproject/reor/blob/8e5af5da9e051d6a037445c3e37e9e0c71c53a66/electron/main/vector-database/downloadModelsFromHF.ts#L33)
**2 of 5 projects failed to build with the old tsc and were ignored**
### [nestjs\/tsconfig.json](https://github.com/rolling-scopes/rsschool-app/blob/959e3543a20317e1d25433b9051b1e5d845fee72/nestjs/tsconfig.json)
- `error TS2872: This kind of expression is always truthy.`
- [nestjs\/src\/schedule\/schedule.service.ts\#L131](https://github.com/rolling-scopes/rsschool-app/blob/959e3543a20317e1d25433b9051b1e5d845fee72/nestjs/src/schedule/schedule.service.ts#L131)
### [nestjs\/tsconfig.build.json](https://github.com/rolling-scopes/rsschool-app/blob/959e3543a20317e1d25433b9051b1e5d845fee72/nestjs/tsconfig.build.json)
- `error TS2872: This kind of expression is always truthy.`
- [nestjs\/src\/schedule\/schedule.service.ts\#L131](https://github.com/rolling-scopes/rsschool-app/blob/959e3543a20317e1d25433b9051b1e5d845fee72/nestjs/src/schedule/schedule.service.ts#L131)
**3 of 10 projects failed to build with the old tsc and were ignored**
### [fabricexample\/tsconfig.json](https://github.com/Shopify/react-native-skia/blob/682b32a74b1fbfe79e80f9603fa5dfc5c5ad01d8/fabricexample/tsconfig.json)
- `error TS2871: This expression is always nullish.`
- [package\/src\/skia\/web\/JsiSkParagraphStyle.ts\#L23](https://github.com/Shopify/react-native-skia/blob/682b32a74b1fbfe79e80f9603fa5dfc5c5ad01d8/package/src/skia/web/JsiSkParagraphStyle.ts#L23)
### [example\/tsconfig.json](https://github.com/Shopify/react-native-skia/blob/682b32a74b1fbfe79e80f9603fa5dfc5c5ad01d8/example/tsconfig.json)
- `error TS2871: This expression is always nullish.`
- [package\/src\/skia\/web\/JsiSkParagraphStyle.ts\#L23](https://github.com/Shopify/react-native-skia/blob/682b32a74b1fbfe79e80f9603fa5dfc5c5ad01d8/package/src/skia/web/JsiSkParagraphStyle.ts#L23)
**2 of 6 projects failed to build with the old tsc and were ignored**
### [tsconfig.test.json](https://github.com/subquery/subql/blob/a59ac23156fb251061675146136d2ef3a12fdd19/tsconfig.test.json)
- `error TS2345: Argument of type 'number | undefined' is not assignable to parameter of type 'number'.`
- [packages\/node-core\/src\/configure\/ProjectUpgrade.service.ts\#L232](https://github.com/subquery/subql/blob/a59ac23156fb251061675146136d2ef3a12fdd19/packages/node-core/src/configure/ProjectUpgrade.service.ts#L232) in [tsconfig.test.json](https://github.com/subquery/subql/blob/a59ac23156fb251061675146136d2ef3a12fdd19/tsconfig.test.json)
- `error TS18048: 'previousProject' is possibly 'undefined'.`
- [packages\/node-core\/src\/configure\/ProjectUpgrade.service.ts\#L380](https://github.com/subquery/subql/blob/a59ac23156fb251061675146136d2ef3a12fdd19/packages/node-core/src/configure/ProjectUpgrade.service.ts#L380) in [tsconfig.test.json](https://github.com/subquery/subql/blob/a59ac23156fb251061675146136d2ef3a12fdd19/tsconfig.test.json)
### [tsconfig.json](https://github.com/subquery/subql/blob/a59ac23156fb251061675146136d2ef3a12fdd19/tsconfig.json)
- `error TS2345: Argument of type 'number | undefined' is not assignable to parameter of type 'number'.`
- [packages\/node-core\/src\/configure\/ProjectUpgrade.service.ts\#L232](https://github.com/subquery/subql/blob/a59ac23156fb251061675146136d2ef3a12fdd19/packages/node-core/src/configure/ProjectUpgrade.service.ts#L232) in [packages\/node-core\/tsconfig.json](https://github.com/subquery/subql/blob/a59ac23156fb251061675146136d2ef3a12fdd19/packages/node-core/tsconfig.json)
- `error TS18048: 'previousProject' is possibly 'undefined'.`
- [packages\/node-core\/src\/configure\/ProjectUpgrade.service.ts\#L380](https://github.com/subquery/subql/blob/a59ac23156fb251061675146136d2ef3a12fdd19/packages/node-core/src/configure/ProjectUpgrade.service.ts#L380) in [packages\/node-core\/tsconfig.json](https://github.com/subquery/subql/blob/a59ac23156fb251061675146136d2ef3a12fdd19/packages/node-core/tsconfig.json)
**1 of 5 projects failed to build with the old tsc and were ignored**
### [packages\/@headlessui-react\/tsconfig.json](https://github.com/tailwindlabs/headlessui/blob/226042231d7529d530be7c65790fbb681b5adb63/packages/@headlessui-react/tsconfig.json)
- `error TS2869: Right operand of ?? is unreachable because the left operand is never nullish.`
- [packages\/@headlessui-react\/src\/utils\/bugs.ts\#L13](https://github.com/tailwindlabs/headlessui/blob/226042231d7529d530be7c65790fbb681b5adb63/packages/@headlessui-react/src/utils/bugs.ts#L13)
**16 of 24 projects failed to build with the old tsc and were ignored**
### [apps\/nextjs-app\/tsconfig.json](https://github.com/teableio/teable/blob/f27e398a97031f3bc3cc97c7f606842296e358ec/apps/nextjs-app/tsconfig.json)
- `error TS2345: Argument of type 'CellValueType | undefined' is not assignable to parameter of type 'CellValueType'.`
- [packages\/core\/src\/formula\/typed-value-converter.ts\#L33](https://github.com/teableio/teable/blob/f27e398a97031f3bc3cc97c7f606842296e358ec/packages/core/src/formula/typed-value-converter.ts#L33)
- [packages\/core\/src\/formula\/typed-value-converter.ts\#L35](https://github.com/teableio/teable/blob/f27e398a97031f3bc3cc97c7f606842296e358ec/packages/core/src/formula/typed-value-converter.ts#L35)
- [packages\/core\/src\/formula\/typed-value-converter.ts\#L39](https://github.com/teableio/teable/blob/f27e398a97031f3bc3cc97c7f606842296e358ec/packages/core/src/formula/typed-value-converter.ts#L39)
- `error TS2872: This kind of expression is always truthy.`
- [packages\/sdk\/src\/components\/expand-record\/ExpandRecordHeader.tsx\#L62](https://github.com/teableio/teable/blob/f27e398a97031f3bc3cc97c7f606842296e358ec/packages/sdk/src/components/expand-record/ExpandRecordHeader.tsx#L62)
### [packages\/sdk\/tsconfig.json](https://github.com/teableio/teable/blob/f27e398a97031f3bc3cc97c7f606842296e358ec/packages/sdk/tsconfig.json)
- `error TS2345: Argument of type 'CellValueType | undefined' is not assignable to parameter of type 'CellValueType'.`
- [packages\/core\/src\/formula\/typed-value-converter.ts\#L33](https://github.com/teableio/teable/blob/f27e398a97031f3bc3cc97c7f606842296e358ec/packages/core/src/formula/typed-value-converter.ts#L33) in [packages\/sdk\/tsconfig.json](https://github.com/teableio/teable/blob/f27e398a97031f3bc3cc97c7f606842296e358ec/packages/sdk/tsconfig.json)
- [packages\/core\/src\/formula\/typed-value-converter.ts\#L35](https://github.com/teableio/teable/blob/f27e398a97031f3bc3cc97c7f606842296e358ec/packages/core/src/formula/typed-value-converter.ts#L35) in [packages\/sdk\/tsconfig.json](https://github.com/teableio/teable/blob/f27e398a97031f3bc3cc97c7f606842296e358ec/packages/sdk/tsconfig.json)
- [packages\/core\/src\/formula\/typed-value-converter.ts\#L39](https://github.com/teableio/teable/blob/f27e398a97031f3bc3cc97c7f606842296e358ec/packages/core/src/formula/typed-value-converter.ts#L39) in [packages\/sdk\/tsconfig.json](https://github.com/teableio/teable/blob/f27e398a97031f3bc3cc97c7f606842296e358ec/packages/sdk/tsconfig.json)
- `error TS2872: This kind of expression is always truthy.`
- [packages\/sdk\/src\/components\/expand-record\/ExpandRecordHeader.tsx\#L62](https://github.com/teableio/teable/blob/f27e398a97031f3bc3cc97c7f606842296e358ec/packages/sdk/src/components/expand-record/ExpandRecordHeader.tsx#L62) in [packages\/sdk\/tsconfig.json](https://github.com/teableio/teable/blob/f27e398a97031f3bc3cc97c7f606842296e358ec/packages/sdk/tsconfig.json)
### [packages\/openapi\/tsconfig.json](https://github.com/teableio/teable/blob/f27e398a97031f3bc3cc97c7f606842296e358ec/packages/openapi/tsconfig.json)
- `error TS2345: Argument of type 'CellValueType | undefined' is not assignable to parameter of type 'CellValueType'.`
- [packages\/core\/src\/formula\/typed-value-converter.ts\#L33](https://github.com/teableio/teable/blob/f27e398a97031f3bc3cc97c7f606842296e358ec/packages/core/src/formula/typed-value-converter.ts#L33) in [packages\/openapi\/tsconfig.json](https://github.com/teableio/teable/blob/f27e398a97031f3bc3cc97c7f606842296e358ec/packages/openapi/tsconfig.json)
- [packages\/core\/src\/formula\/typed-value-converter.ts\#L35](https://github.com/teableio/teable/blob/f27e398a97031f3bc3cc97c7f606842296e358ec/packages/core/src/formula/typed-value-converter.ts#L35) in [packages\/openapi\/tsconfig.json](https://github.com/teableio/teable/blob/f27e398a97031f3bc3cc97c7f606842296e358ec/packages/openapi/tsconfig.json)
- [packages\/core\/src\/formula\/typed-value-converter.ts\#L39](https://github.com/teableio/teable/blob/f27e398a97031f3bc3cc97c7f606842296e358ec/packages/core/src/formula/typed-value-converter.ts#L39) in [packages\/openapi\/tsconfig.json](https://github.com/teableio/teable/blob/f27e398a97031f3bc3cc97c7f606842296e358ec/packages/openapi/tsconfig.json)
### [packages\/core\/tsconfig.json](https://github.com/teableio/teable/blob/f27e398a97031f3bc3cc97c7f606842296e358ec/packages/core/tsconfig.json)
- `error TS2345: Argument of type 'CellValueType | undefined' is not assignable to parameter of type 'CellValueType'.`
- [packages\/core\/src\/formula\/typed-value-converter.ts\#L33](https://github.com/teableio/teable/blob/f27e398a97031f3bc3cc97c7f606842296e358ec/packages/core/src/formula/typed-value-converter.ts#L33) in [packages\/core\/tsconfig.json](https://github.com/teableio/teable/blob/f27e398a97031f3bc3cc97c7f606842296e358ec/packages/core/tsconfig.json)
- [packages\/core\/src\/formula\/typed-value-converter.ts\#L35](https://github.com/teableio/teable/blob/f27e398a97031f3bc3cc97c7f606842296e358ec/packages/core/src/formula/typed-value-converter.ts#L35) in [packages\/core\/tsconfig.json](https://github.com/teableio/teable/blob/f27e398a97031f3bc3cc97c7f606842296e358ec/packages/core/tsconfig.json)
- [packages\/core\/src\/formula\/typed-value-converter.ts\#L39](https://github.com/teableio/teable/blob/f27e398a97031f3bc3cc97c7f606842296e358ec/packages/core/src/formula/typed-value-converter.ts#L39) in [packages\/core\/tsconfig.json](https://github.com/teableio/teable/blob/f27e398a97031f3bc3cc97c7f606842296e358ec/packages/core/tsconfig.json)
### [packages\/core\/tsconfig.build.json](https://github.com/teableio/teable/blob/f27e398a97031f3bc3cc97c7f606842296e358ec/packages/core/tsconfig.build.json)
- `error TS2345: Argument of type 'CellValueType | undefined' is not assignable to parameter of type 'CellValueType'.`
- [packages\/core\/src\/formula\/typed-value-converter.ts\#L33](https://github.com/teableio/teable/blob/f27e398a97031f3bc3cc97c7f606842296e358ec/packages/core/src/formula/typed-value-converter.ts#L33) in [packages\/core\/tsconfig.build.json](https://github.com/teableio/teable/blob/f27e398a97031f3bc3cc97c7f606842296e358ec/packages/core/tsconfig.build.json)
- [packages\/core\/src\/formula\/typed-value-converter.ts\#L35](https://github.com/teableio/teable/blob/f27e398a97031f3bc3cc97c7f606842296e358ec/packages/core/src/formula/typed-value-converter.ts#L35) in [packages\/core\/tsconfig.build.json](https://github.com/teableio/teable/blob/f27e398a97031f3bc3cc97c7f606842296e358ec/packages/core/tsconfig.build.json)
- [packages\/core\/src\/formula\/typed-value-converter.ts\#L39](https://github.com/teableio/teable/blob/f27e398a97031f3bc3cc97c7f606842296e358ec/packages/core/src/formula/typed-value-converter.ts#L39) in [packages\/core\/tsconfig.build.json](https://github.com/teableio/teable/blob/f27e398a97031f3bc3cc97c7f606842296e358ec/packages/core/tsconfig.build.json)
**1 of 20 projects failed to build with the old tsc and were ignored**
### [apps\/apps-script\/tsconfig.json](https://github.com/tldraw/tldraw/blob/c7729f5dbd86de6c00296f25b3e49c6c9824db2b/apps/apps-script/tsconfig.json)
- `error TS2345: Argument of type 'Buffer' is not assignable to parameter of type 'Uint8Array'.`
- [scripts\/lib\/file.ts\#L72](https://github.com/tldraw/tldraw/blob/c7729f5dbd86de6c00296f25b3e49c6c9824db2b/scripts/lib/file.ts#L72)
- `error TS2345: Argument of type 'Buffer' is not assignable to parameter of type 'string | Stream | ArrayBufferView | Iterable | AsyncIterable'.`
- [scripts\/lib\/file.ts\#L87](https://github.com/tldraw/tldraw/blob/c7729f5dbd86de6c00296f25b3e49c6c9824db2b/scripts/lib/file.ts#L87)
### [scripts\/tsconfig.json](https://github.com/tldraw/tldraw/blob/c7729f5dbd86de6c00296f25b3e49c6c9824db2b/scripts/tsconfig.json)
- `error TS2769: No overload matches this call.`
- [scripts\/deploy-dotcom.ts\#L407](https://github.com/tldraw/tldraw/blob/c7729f5dbd86de6c00296f25b3e49c6c9824db2b/scripts/deploy-dotcom.ts#L407) in [scripts\/tsconfig.json](https://github.com/tldraw/tldraw/blob/c7729f5dbd86de6c00296f25b3e49c6c9824db2b/scripts/tsconfig.json)
- `error TS2345: Argument of type 'Buffer' is not assignable to parameter of type 'string | ArrayBufferView'.`
- [scripts\/lib\/didAnyPackageChange.ts\#L20](https://github.com/tldraw/tldraw/blob/c7729f5dbd86de6c00296f25b3e49c6c9824db2b/scripts/lib/didAnyPackageChange.ts#L20) in [scripts\/tsconfig.json](https://github.com/tldraw/tldraw/blob/c7729f5dbd86de6c00296f25b3e49c6c9824db2b/scripts/tsconfig.json)
- `error TS2345: Argument of type 'Buffer' is not assignable to parameter of type 'Uint8Array'.`
- [scripts\/lib\/didAnyPackageChange.ts\#L44](https://github.com/tldraw/tldraw/blob/c7729f5dbd86de6c00296f25b3e49c6c9824db2b/scripts/lib/didAnyPackageChange.ts#L44) in [scripts\/tsconfig.json](https://github.com/tldraw/tldraw/blob/c7729f5dbd86de6c00296f25b3e49c6c9824db2b/scripts/tsconfig.json)
- [scripts\/lib\/file.ts\#L72](https://github.com/tldraw/tldraw/blob/c7729f5dbd86de6c00296f25b3e49c6c9824db2b/scripts/lib/file.ts#L72) in [scripts\/tsconfig.json](https://github.com/tldraw/tldraw/blob/c7729f5dbd86de6c00296f25b3e49c6c9824db2b/scripts/tsconfig.json)
- `error TS2322: Type 'Buffer' is not assignable to type 'Uint8Array'.`
- [scripts\/lib\/didAnyPackageChange.ts\#L60](https://github.com/tldraw/tldraw/blob/c7729f5dbd86de6c00296f25b3e49c6c9824db2b/scripts/lib/didAnyPackageChange.ts#L60) in [scripts\/tsconfig.json](https://github.com/tldraw/tldraw/blob/c7729f5dbd86de6c00296f25b3e49c6c9824db2b/scripts/tsconfig.json)
- [scripts\/lib\/didAnyPackageChange.ts\#L60](https://github.com/tldraw/tldraw/blob/c7729f5dbd86de6c00296f25b3e49c6c9824db2b/scripts/lib/didAnyPackageChange.ts#L60) in [scripts\/tsconfig.json](https://github.com/tldraw/tldraw/blob/c7729f5dbd86de6c00296f25b3e49c6c9824db2b/scripts/tsconfig.json)
- `error TS2345: Argument of type 'Buffer' is not assignable to parameter of type 'string | Stream | ArrayBufferView | Iterable | AsyncIterable'.`
- [scripts\/lib\/file.ts\#L87](https://github.com/tldraw/tldraw/blob/c7729f5dbd86de6c00296f25b3e49c6c9824db2b/scripts/lib/file.ts#L87) in [scripts\/tsconfig.json](https://github.com/tldraw/tldraw/blob/c7729f5dbd86de6c00296f25b3e49c6c9824db2b/scripts/tsconfig.json)
### [packages\/namespaced-tldraw\/tsconfig.json](https://github.com/tldraw/tldraw/blob/c7729f5dbd86de6c00296f25b3e49c6c9824db2b/packages/namespaced-tldraw/tsconfig.json)
- `error TS2322: Type 'T | undefined' is not assignable to type 'T'.`
- [packages\/utils\/src\/lib\/iterable.ts\#L20](https://github.com/tldraw/tldraw/blob/c7729f5dbd86de6c00296f25b3e49c6c9824db2b/packages/utils/src/lib/iterable.ts#L20) in [packages\/utils\/tsconfig.json](https://github.com/tldraw/tldraw/blob/c7729f5dbd86de6c00296f25b3e49c6c9824db2b/packages/utils/tsconfig.json)
- `error TS2741: Property 'supports' is missing in type 'Mock' but required in type '{ new (items: Record>, options?: ClipboardItemOptions | undefined): ClipboardItem; prototype: ClipboardItem; supports(type: string): boolean; }'.`
- [packages\/tldraw\/src\/test\/commands\/clipboard.test.ts\#L36](https://github.com/tldraw/tldraw/blob/c7729f5dbd86de6c00296f25b3e49c6c9824db2b/packages/tldraw/src/test/commands/clipboard.test.ts#L36) in [packages\/tldraw\/tsconfig.json](https://github.com/tldraw/tldraw/blob/c7729f5dbd86de6c00296f25b3e49c6c9824db2b/packages/tldraw/tsconfig.json)
### [apps\/vscode\/extension\/tsconfig.json](https://github.com/tldraw/tldraw/blob/c7729f5dbd86de6c00296f25b3e49c6c9824db2b/apps/vscode/extension/tsconfig.json)
- `error TS2322: Type 'T | undefined' is not assignable to type 'T'.`
- [packages\/utils\/src\/lib\/iterable.ts\#L20](https://github.com/tldraw/tldraw/blob/c7729f5dbd86de6c00296f25b3e49c6c9824db2b/packages/utils/src/lib/iterable.ts#L20) in [packages\/utils\/tsconfig.json](https://github.com/tldraw/tldraw/blob/c7729f5dbd86de6c00296f25b3e49c6c9824db2b/packages/utils/tsconfig.json)
- `error TS2741: Property 'supports' is missing in type 'Mock' but required in type '{ new (items: Record>, options?: ClipboardItemOptions | undefined): ClipboardItem; prototype: ClipboardItem; supports(type: string): boolean; }'.`
- [packages\/tldraw\/src\/test\/commands\/clipboard.test.ts\#L36](https://github.com/tldraw/tldraw/blob/c7729f5dbd86de6c00296f25b3e49c6c9824db2b/packages/tldraw/src/test/commands/clipboard.test.ts#L36) in [packages\/tldraw\/tsconfig.json](https://github.com/tldraw/tldraw/blob/c7729f5dbd86de6c00296f25b3e49c6c9824db2b/packages/tldraw/tsconfig.json)
- `error TS2345: Argument of type 'Buffer' is not assignable to parameter of type 'Uint8Array'.`
- [apps\/vscode\/extension\/src\/TldrawDocument.ts\#L119](https://github.com/tldraw/tldraw/blob/c7729f5dbd86de6c00296f25b3e49c6c9824db2b/apps/vscode/extension/src/TldrawDocument.ts#L119) in [apps\/vscode\/extension\/tsconfig.json](https://github.com/tldraw/tldraw/blob/c7729f5dbd86de6c00296f25b3e49c6c9824db2b/apps/vscode/extension/tsconfig.json)
### [apps\/vscode\/editor\/tsconfig.json](https://github.com/tldraw/tldraw/blob/c7729f5dbd86de6c00296f25b3e49c6c9824db2b/apps/vscode/editor/tsconfig.json)
- `error TS2322: Type 'T | undefined' is not assignable to type 'T'.`
- [packages\/utils\/src\/lib\/iterable.ts\#L20](https://github.com/tldraw/tldraw/blob/c7729f5dbd86de6c00296f25b3e49c6c9824db2b/packages/utils/src/lib/iterable.ts#L20) in [packages\/utils\/tsconfig.json](https://github.com/tldraw/tldraw/blob/c7729f5dbd86de6c00296f25b3e49c6c9824db2b/packages/utils/tsconfig.json)
- `error TS2741: Property 'supports' is missing in type 'Mock' but required in type '{ new (items: Record>, options?: ClipboardItemOptions | undefined): ClipboardItem; prototype: ClipboardItem; supports(type: string): boolean; }'.`
- [packages\/tldraw\/src\/test\/commands\/clipboard.test.ts\#L36](https://github.com/tldraw/tldraw/blob/c7729f5dbd86de6c00296f25b3e49c6c9824db2b/packages/tldraw/src/test/commands/clipboard.test.ts#L36) in [packages\/tldraw\/tsconfig.json](https://github.com/tldraw/tldraw/blob/c7729f5dbd86de6c00296f25b3e49c6c9824db2b/packages/tldraw/tsconfig.json)
### [apps\/simple-server-example\/tsconfig.json](https://github.com/tldraw/tldraw/blob/c7729f5dbd86de6c00296f25b3e49c6c9824db2b/apps/simple-server-example/tsconfig.json)
- `error TS2322: Type 'T | undefined' is not assignable to type 'T'.`
- [packages\/utils\/src\/lib\/iterable.ts\#L20](https://github.com/tldraw/tldraw/blob/c7729f5dbd86de6c00296f25b3e49c6c9824db2b/packages/utils/src/lib/iterable.ts#L20) in [packages\/utils\/tsconfig.json](https://github.com/tldraw/tldraw/blob/c7729f5dbd86de6c00296f25b3e49c6c9824db2b/packages/utils/tsconfig.json)
- `error TS2741: Property 'supports' is missing in type 'Mock' but required in type '{ new (items: Record>, options?: ClipboardItemOptions | undefined): ClipboardItem; prototype: ClipboardItem; supports(type: string): boolean; }'.`
- [packages\/tldraw\/src\/test\/commands\/clipboard.test.ts\#L36](https://github.com/tldraw/tldraw/blob/c7729f5dbd86de6c00296f25b3e49c6c9824db2b/packages/tldraw/src/test/commands/clipboard.test.ts#L36) in [packages\/tldraw\/tsconfig.json](https://github.com/tldraw/tldraw/blob/c7729f5dbd86de6c00296f25b3e49c6c9824db2b/packages/tldraw/tsconfig.json)
- `error TS2322: Type 'R["typeName"] | undefined' is not assignable to type 'R["typeName"]'.`
- [packages\/sync-core\/src\/lib\/TLSyncClient.ts\#L145](https://github.com/tldraw/tldraw/blob/c7729f5dbd86de6c00296f25b3e49c6c9824db2b/packages/sync-core/src/lib/TLSyncClient.ts#L145) in [packages\/sync-core\/tsconfig.json](https://github.com/tldraw/tldraw/blob/c7729f5dbd86de6c00296f25b3e49c6c9824db2b/packages/sync-core/tsconfig.json)
- `error TS2322: Type 'RecordType | undefined' is not assignable to type 'RecordType'.`
- [packages\/sync-core\/src\/lib\/TLSyncRoom.ts\#L251](https://github.com/tldraw/tldraw/blob/c7729f5dbd86de6c00296f25b3e49c6c9824db2b/packages/sync-core/src/lib/TLSyncRoom.ts#L251) in [packages\/sync-core\/tsconfig.json](https://github.com/tldraw/tldraw/blob/c7729f5dbd86de6c00296f25b3e49c6c9824db2b/packages/sync-core/tsconfig.json)
### [apps\/images.tldraw.xyz\/tsconfig.json](https://github.com/tldraw/tldraw/blob/c7729f5dbd86de6c00296f25b3e49c6c9824db2b/apps/images.tldraw.xyz/tsconfig.json)
- `error TS2322: Type 'T | undefined' is not assignable to type 'T'.`
- [packages\/utils\/src\/lib\/iterable.ts\#L20](https://github.com/tldraw/tldraw/blob/c7729f5dbd86de6c00296f25b3e49c6c9824db2b/packages/utils/src/lib/iterable.ts#L20) in [packages\/utils\/tsconfig.json](https://github.com/tldraw/tldraw/blob/c7729f5dbd86de6c00296f25b3e49c6c9824db2b/packages/utils/tsconfig.json)
### [apps\/health-worker\/tsconfig.json](https://github.com/tldraw/tldraw/blob/c7729f5dbd86de6c00296f25b3e49c6c9824db2b/apps/health-worker/tsconfig.json)
- `error TS2322: Type 'T | undefined' is not assignable to type 'T'.`
- [packages\/utils\/src\/lib\/iterable.ts\#L20](https://github.com/tldraw/tldraw/blob/c7729f5dbd86de6c00296f25b3e49c6c9824db2b/packages/utils/src/lib/iterable.ts#L20) in [packages\/utils\/tsconfig.json](https://github.com/tldraw/tldraw/blob/c7729f5dbd86de6c00296f25b3e49c6c9824db2b/packages/utils/tsconfig.json)
### [apps\/examples\/tsconfig.json](https://github.com/tldraw/tldraw/blob/c7729f5dbd86de6c00296f25b3e49c6c9824db2b/apps/examples/tsconfig.json)
- `error TS2322: Type 'T | undefined' is not assignable to type 'T'.`
- [packages\/utils\/src\/lib\/iterable.ts\#L20](https://github.com/tldraw/tldraw/blob/c7729f5dbd86de6c00296f25b3e49c6c9824db2b/packages/utils/src/lib/iterable.ts#L20) in [packages\/utils\/tsconfig.json](https://github.com/tldraw/tldraw/blob/c7729f5dbd86de6c00296f25b3e49c6c9824db2b/packages/utils/tsconfig.json)
- `error TS2741: Property 'supports' is missing in type 'Mock' but required in type '{ new (items: Record>, options?: ClipboardItemOptions | undefined): ClipboardItem; prototype: ClipboardItem; supports(type: string): boolean; }'.`
- [packages\/tldraw\/src\/test\/commands\/clipboard.test.ts\#L36](https://github.com/tldraw/tldraw/blob/c7729f5dbd86de6c00296f25b3e49c6c9824db2b/packages/tldraw/src/test/commands/clipboard.test.ts#L36) in [packages\/tldraw\/tsconfig.json](https://github.com/tldraw/tldraw/blob/c7729f5dbd86de6c00296f25b3e49c6c9824db2b/packages/tldraw/tsconfig.json)
- `error TS2322: Type 'R["typeName"] | undefined' is not assignable to type 'R["typeName"]'.`
- [packages\/sync-core\/src\/lib\/TLSyncClient.ts\#L145](https://github.com/tldraw/tldraw/blob/c7729f5dbd86de6c00296f25b3e49c6c9824db2b/packages/sync-core/src/lib/TLSyncClient.ts#L145) in [packages\/sync-core\/tsconfig.json](https://github.com/tldraw/tldraw/blob/c7729f5dbd86de6c00296f25b3e49c6c9824db2b/packages/sync-core/tsconfig.json)
- `error TS2322: Type 'RecordType | undefined' is not assignable to type 'RecordType'.`
- [packages\/sync-core\/src\/lib\/TLSyncRoom.ts\#L251](https://github.com/tldraw/tldraw/blob/c7729f5dbd86de6c00296f25b3e49c6c9824db2b/packages/sync-core/src/lib/TLSyncRoom.ts#L251) in [packages\/sync-core\/tsconfig.json](https://github.com/tldraw/tldraw/blob/c7729f5dbd86de6c00296f25b3e49c6c9824db2b/packages/sync-core/tsconfig.json)
### [apps\/dotcom-worker\/tsconfig.json](https://github.com/tldraw/tldraw/blob/c7729f5dbd86de6c00296f25b3e49c6c9824db2b/apps/dotcom-worker/tsconfig.json)
- `error TS2322: Type 'T | undefined' is not assignable to type 'T'.`
- [packages\/utils\/src\/lib\/iterable.ts\#L20](https://github.com/tldraw/tldraw/blob/c7729f5dbd86de6c00296f25b3e49c6c9824db2b/packages/utils/src/lib/iterable.ts#L20) in [packages\/utils\/tsconfig.json](https://github.com/tldraw/tldraw/blob/c7729f5dbd86de6c00296f25b3e49c6c9824db2b/packages/utils/tsconfig.json)
- `error TS2741: Property 'supports' is missing in type 'Mock' but required in type '{ new (items: Record>, options?: ClipboardItemOptions | undefined): ClipboardItem; prototype: ClipboardItem; supports(type: string): boolean; }'.`
- [packages\/tldraw\/src\/test\/commands\/clipboard.test.ts\#L36](https://github.com/tldraw/tldraw/blob/c7729f5dbd86de6c00296f25b3e49c6c9824db2b/packages/tldraw/src/test/commands/clipboard.test.ts#L36) in [packages\/tldraw\/tsconfig.json](https://github.com/tldraw/tldraw/blob/c7729f5dbd86de6c00296f25b3e49c6c9824db2b/packages/tldraw/tsconfig.json)
- `error TS2322: Type 'R["typeName"] | undefined' is not assignable to type 'R["typeName"]'.`
- [packages\/sync-core\/src\/lib\/TLSyncClient.ts\#L145](https://github.com/tldraw/tldraw/blob/c7729f5dbd86de6c00296f25b3e49c6c9824db2b/packages/sync-core/src/lib/TLSyncClient.ts#L145) in [packages\/sync-core\/tsconfig.json](https://github.com/tldraw/tldraw/blob/c7729f5dbd86de6c00296f25b3e49c6c9824db2b/packages/sync-core/tsconfig.json)
- `error TS2322: Type 'RecordType | undefined' is not assignable to type 'RecordType'.`
- [packages\/sync-core\/src\/lib\/TLSyncRoom.ts\#L251](https://github.com/tldraw/tldraw/blob/c7729f5dbd86de6c00296f25b3e49c6c9824db2b/packages/sync-core/src/lib/TLSyncRoom.ts#L251) in [packages\/sync-core\/tsconfig.json](https://github.com/tldraw/tldraw/blob/c7729f5dbd86de6c00296f25b3e49c6c9824db2b/packages/sync-core/tsconfig.json)
### [apps\/dotcom-asset-upload\/tsconfig.json](https://github.com/tldraw/tldraw/blob/c7729f5dbd86de6c00296f25b3e49c6c9824db2b/apps/dotcom-asset-upload/tsconfig.json)
- `error TS2322: Type 'T | undefined' is not assignable to type 'T'.`
- [packages\/utils\/src\/lib\/iterable.ts\#L20](https://github.com/tldraw/tldraw/blob/c7729f5dbd86de6c00296f25b3e49c6c9824db2b/packages/utils/src/lib/iterable.ts#L20) in [packages\/utils\/tsconfig.json](https://github.com/tldraw/tldraw/blob/c7729f5dbd86de6c00296f25b3e49c6c9824db2b/packages/utils/tsconfig.json)
### [apps\/dotcom\/tsconfig.json](https://github.com/tldraw/tldraw/blob/c7729f5dbd86de6c00296f25b3e49c6c9824db2b/apps/dotcom/tsconfig.json)
- `error TS2345: Argument of type 'Buffer' is not assignable to parameter of type 'Uint8Array'.`
- [scripts\/lib\/file.ts\#L72](https://github.com/tldraw/tldraw/blob/c7729f5dbd86de6c00296f25b3e49c6c9824db2b/scripts/lib/file.ts#L72)
- `error TS2345: Argument of type 'Buffer' is not assignable to parameter of type 'string | Stream | ArrayBufferView | Iterable | AsyncIterable'.`
- [scripts\/lib\/file.ts\#L87](https://github.com/tldraw/tldraw/blob/c7729f5dbd86de6c00296f25b3e49c6c9824db2b/scripts/lib/file.ts#L87)
### [apps\/docs\/tsconfig.json](https://github.com/tldraw/tldraw/blob/c7729f5dbd86de6c00296f25b3e49c6c9824db2b/apps/docs/tsconfig.json)
- `error TS2322: Type 'T | undefined' is not assignable to type 'T'.`
- [packages\/utils\/src\/lib\/iterable.ts\#L20](https://github.com/tldraw/tldraw/blob/c7729f5dbd86de6c00296f25b3e49c6c9824db2b/packages/utils/src/lib/iterable.ts#L20) in [packages\/utils\/tsconfig.json](https://github.com/tldraw/tldraw/blob/c7729f5dbd86de6c00296f25b3e49c6c9824db2b/packages/utils/tsconfig.json)
### [apps\/bemo-worker\/tsconfig.json](https://github.com/tldraw/tldraw/blob/c7729f5dbd86de6c00296f25b3e49c6c9824db2b/apps/bemo-worker/tsconfig.json)
- `error TS2322: Type 'T | undefined' is not assignable to type 'T'.`
- [packages\/utils\/src\/lib\/iterable.ts\#L20](https://github.com/tldraw/tldraw/blob/c7729f5dbd86de6c00296f25b3e49c6c9824db2b/packages/utils/src/lib/iterable.ts#L20) in [packages\/utils\/tsconfig.json](https://github.com/tldraw/tldraw/blob/c7729f5dbd86de6c00296f25b3e49c6c9824db2b/packages/utils/tsconfig.json)
- `error TS2741: Property 'supports' is missing in type 'Mock' but required in type '{ new (items: Record>, options?: ClipboardItemOptions | undefined): ClipboardItem; prototype: ClipboardItem; supports(type: string): boolean; }'.`
- [packages\/tldraw\/src\/test\/commands\/clipboard.test.ts\#L36](https://github.com/tldraw/tldraw/blob/c7729f5dbd86de6c00296f25b3e49c6c9824db2b/packages/tldraw/src/test/commands/clipboard.test.ts#L36) in [packages\/tldraw\/tsconfig.json](https://github.com/tldraw/tldraw/blob/c7729f5dbd86de6c00296f25b3e49c6c9824db2b/packages/tldraw/tsconfig.json)
- `error TS2322: Type 'R["typeName"] | undefined' is not assignable to type 'R["typeName"]'.`
- [packages\/sync-core\/src\/lib\/TLSyncClient.ts\#L145](https://github.com/tldraw/tldraw/blob/c7729f5dbd86de6c00296f25b3e49c6c9824db2b/packages/sync-core/src/lib/TLSyncClient.ts#L145) in [packages\/sync-core\/tsconfig.json](https://github.com/tldraw/tldraw/blob/c7729f5dbd86de6c00296f25b3e49c6c9824db2b/packages/sync-core/tsconfig.json)
- `error TS2322: Type 'RecordType | undefined' is not assignable to type 'RecordType'.`
- [packages\/sync-core\/src\/lib\/TLSyncRoom.ts\#L251](https://github.com/tldraw/tldraw/blob/c7729f5dbd86de6c00296f25b3e49c6c9824db2b/packages/sync-core/src/lib/TLSyncRoom.ts#L251) in [packages\/sync-core\/tsconfig.json](https://github.com/tldraw/tldraw/blob/c7729f5dbd86de6c00296f25b3e49c6c9824db2b/packages/sync-core/tsconfig.json)
**45 of 46 projects failed to build with the old tsc and were ignored**
### [packages\/core\/tsconfig.json](https://github.com/transitive-bullshit/agentic/blob/c64069cf9da40536bf2cfe4147ea291ed6700f14/packages/core/tsconfig.json)
- `error TS2322: Type 'import("url").URLSearchParams' is not assignable to type 'URLSearchParams'.`
- [packages\/core\/src\/utils.ts\#L217](https://github.com/transitive-bullshit/agentic/blob/c64069cf9da40536bf2cfe4147ea291ed6700f14/packages/core/src/utils.ts#L217)
- [packages\/core\/src\/utils.ts\#L225](https://github.com/transitive-bullshit/agentic/blob/c64069cf9da40536bf2cfe4147ea291ed6700f14/packages/core/src/utils.ts#L225)
### [tsconfig.json](https://github.com/tremorlabs/tremor/blob/3c67e41b07e8c3f20efc7395d84bfb8cde292119/tsconfig.json)
- `error TS2869: Right operand of ?? is unreachable because the left operand is never nullish.`
- [src\/components\/text-elements\/Legend\/Legend.tsx\#L291](https://github.com/tremorlabs/tremor/blob/3c67e41b07e8c3f20efc7395d84bfb8cde292119/src/components/text-elements/Legend/Legend.tsx#L291)
- [src\/components\/text-elements\/Legend\/Legend.tsx\#L299](https://github.com/tremorlabs/tremor/blob/3c67e41b07e8c3f20efc7395d84bfb8cde292119/src/components/text-elements/Legend/Legend.tsx#L299)
- [src\/stories\/chart-elements\/AreaChart.stories.tsx\#L274](https://github.com/tremorlabs/tremor/blob/3c67e41b07e8c3f20efc7395d84bfb8cde292119/src/stories/chart-elements/AreaChart.stories.tsx#L274)
- [src\/stories\/chart-elements\/AreaChart.stories.tsx\#L318](https://github.com/tremorlabs/tremor/blob/3c67e41b07e8c3f20efc7395d84bfb8cde292119/src/stories/chart-elements/AreaChart.stories.tsx#L318)
- [src\/stories\/chart-elements\/BarChart.stories.tsx\#L290](https://github.com/tremorlabs/tremor/blob/3c67e41b07e8c3f20efc7395d84bfb8cde292119/src/stories/chart-elements/BarChart.stories.tsx#L290)
- [src\/stories\/chart-elements\/BarChart.stories.tsx\#L334](https://github.com/tremorlabs/tremor/blob/3c67e41b07e8c3f20efc7395d84bfb8cde292119/src/stories/chart-elements/BarChart.stories.tsx#L334)
- [src\/stories\/chart-elements\/LineChart.stories.tsx\#L234](https://github.com/tremorlabs/tremor/blob/3c67e41b07e8c3f20efc7395d84bfb8cde292119/src/stories/chart-elements/LineChart.stories.tsx#L234)
- [src\/stories\/chart-elements\/LineChart.stories.tsx\#L278](https://github.com/tremorlabs/tremor/blob/3c67e41b07e8c3f20efc7395d84bfb8cde292119/src/stories/chart-elements/LineChart.stories.tsx#L278)
**29 of 36 projects failed to build with the old tsc and were ignored**
### [packages\/server\/tsconfig.json](https://github.com/trpc/trpc/blob/528111fd5f82a2f4716c058e47949e6dbb515c29/packages/server/tsconfig.json)
- `error TS2322: Type 'number | undefined' is not assignable to type 'number'.`
- [packages\/server\/src\/unstable-core-do-not-import\/http\/getHTTPStatusCode.ts\#L56](https://github.com/trpc/trpc/blob/528111fd5f82a2f4716c058e47949e6dbb515c29/packages/server/src/unstable-core-do-not-import/http/getHTTPStatusCode.ts#L56)
### [packages\/server\/tsconfig.benchmark.json](https://github.com/trpc/trpc/blob/528111fd5f82a2f4716c058e47949e6dbb515c29/packages/server/tsconfig.benchmark.json)
- `error TS2322: Type 'number | undefined' is not assignable to type 'number'.`
- [packages\/server\/src\/unstable-core-do-not-import\/http\/getHTTPStatusCode.ts\#L56](https://github.com/trpc/trpc/blob/528111fd5f82a2f4716c058e47949e6dbb515c29/packages/server/src/unstable-core-do-not-import/http/getHTTPStatusCode.ts#L56)
### [packages\/react-query\/tsconfig.json](https://github.com/trpc/trpc/blob/528111fd5f82a2f4716c058e47949e6dbb515c29/packages/react-query/tsconfig.json)
- `error TS2322: Type 'number | undefined' is not assignable to type 'number'.`
- [packages\/server\/src\/unstable-core-do-not-import\/http\/getHTTPStatusCode.ts\#L56](https://github.com/trpc/trpc/blob/528111fd5f82a2f4716c058e47949e6dbb515c29/packages/server/src/unstable-core-do-not-import/http/getHTTPStatusCode.ts#L56)
### [packages\/next\/tsconfig.watch.json](https://github.com/trpc/trpc/blob/528111fd5f82a2f4716c058e47949e6dbb515c29/packages/next/tsconfig.watch.json)
- `error TS2322: Type 'number | undefined' is not assignable to type 'number'.`
- [packages\/server\/src\/unstable-core-do-not-import\/http\/getHTTPStatusCode.ts\#L56](https://github.com/trpc/trpc/blob/528111fd5f82a2f4716c058e47949e6dbb515c29/packages/server/src/unstable-core-do-not-import/http/getHTTPStatusCode.ts#L56)
### [packages\/next\/tsconfig.json](https://github.com/trpc/trpc/blob/528111fd5f82a2f4716c058e47949e6dbb515c29/packages/next/tsconfig.json)
- `error TS2322: Type 'number | undefined' is not assignable to type 'number'.`
- [packages\/server\/src\/unstable-core-do-not-import\/http\/getHTTPStatusCode.ts\#L56](https://github.com/trpc/trpc/blob/528111fd5f82a2f4716c058e47949e6dbb515c29/packages/server/src/unstable-core-do-not-import/http/getHTTPStatusCode.ts#L56)
### [packages\/client\/tsconfig.json](https://github.com/trpc/trpc/blob/528111fd5f82a2f4716c058e47949e6dbb515c29/packages/client/tsconfig.json)
- `error TS2322: Type 'number | undefined' is not assignable to type 'number'.`
- [packages\/server\/src\/unstable-core-do-not-import\/http\/getHTTPStatusCode.ts\#L56](https://github.com/trpc/trpc/blob/528111fd5f82a2f4716c058e47949e6dbb515c29/packages/server/src/unstable-core-do-not-import/http/getHTTPStatusCode.ts#L56)
### [tsconfig.json](https://github.com/tweenjs/tween.js/blob/eb07dd2012862269e652129230a71baa4d3608ae/tsconfig.json)
- `error TS5102: Option 'importsNotUsedAsValues' has been removed. Please remove it from your configuration.`
- [tsconfig.json\#L15](https://github.com/tweenjs/tween.js/blob/eb07dd2012862269e652129230a71baa4d3608ae/tsconfig.json#L15)
**4 of 14 projects failed to build with the old tsc and were ignored**
### [packages\/core\/tsconfig.json](https://github.com/Uniswap/web3-react/blob/bd267025f06b5808fd6ccc4e18dde4d400c4076a/packages/core/tsconfig.json)
- `error TS2873: This kind of expression is always falsy.`
- [packages\/core\/src\/hooks.ts\#L362](https://github.com/Uniswap/web3-react/blob/bd267025f06b5808fd6ccc4e18dde4d400c4076a/packages/core/src/hooks.ts#L362)
**13 of 14 projects failed to build with the old tsc and were ignored**
### [tsconfig.json](https://github.com/unjs/nitro/blob/62621de6607bc17deda46a28390951d898770705/tsconfig.json)
- `error TS2769: No overload matches this call.`
- [src\/core\/utils\/compress.ts\#L65](https://github.com/unjs/nitro/blob/62621de6607bc17deda46a28390951d898770705/src/core/utils/compress.ts#L65)
- [src\/core\/utils\/compress.ts\#L67](https://github.com/unjs/nitro/blob/62621de6607bc17deda46a28390951d898770705/src/core/utils/compress.ts#L67)
- [src\/core\/utils\/compress.ts\#L71](https://github.com/unjs/nitro/blob/62621de6607bc17deda46a28390951d898770705/src/core/utils/compress.ts#L71)
- [src\/kit\/fs.ts\#L14](https://github.com/unjs/nitro/blob/62621de6607bc17deda46a28390951d898770705/src/kit/fs.ts#L14)
- [src\/runtime\/internal\/utils.ts\#L159](https://github.com/unjs/nitro/blob/62621de6607bc17deda46a28390951d898770705/src/runtime/internal/utils.ts#L159)
- [src\/runtime\/internal\/utils.ts\#L177](https://github.com/unjs/nitro/blob/62621de6607bc17deda46a28390951d898770705/src/runtime/internal/utils.ts#L177)
- `error TS2339: Property 'default' does not exist on type 'typeof import("/mnt/ts_downloads/_/m/nitro/node_modules/.pnpm/@netlify+functions@2.7.0_@opentelemetry+api@1.9.0/node_modules/@netlify/functions/dist/main")'.`
- [src\/presets\/netlify\/legacy\/runtime\/netlify.ts\#L18](https://github.com/unjs/nitro/blob/62621de6607bc17deda46a28390951d898770705/src/presets/netlify/legacy/runtime/netlify.ts#L18)
**1 of 2 projects failed to build with the old tsc and were ignored**
### [tsconfig.json](https://github.com/Vendicated/Vencord/blob/eaca14bb5a970073bc3175a5c46791e3a7b77514/tsconfig.json)
- `error TS2869: Right operand of ?? is unreachable because the left operand is never nullish.`
- [src\/plugins\/implicitRelationships\/index.ts\#L120](https://github.com/Vendicated/Vencord/blob/eaca14bb5a970073bc3175a5c46791e3a7b77514/src/plugins/implicitRelationships/index.ts#L120)
### [tsconfig.json](https://github.com/vercel/ai-chatbot/blob/b38c49da59a40b2b4284854e566ce054204dc08a/tsconfig.json)
- `error TS2872: This kind of expression is always truthy.`
- [components\/ui\/codeblock.tsx\#L71](https://github.com/vercel/ai-chatbot/blob/b38c49da59a40b2b4284854e566ce054204dc08a/components/ui/codeblock.tsx#L71)
**2 of 3 projects failed to build with the old tsc and were ignored**
### [tsconfig.json](https://github.com/vercel/hyper/blob/2a7bb18259d975f27b30b502af1be7576f6f5656/tsconfig.json)
- `error TS2386: Overload signatures must all be optional or required.`
- file:///mnt/ts_downloads/_/m/hyper/node_modules/@types/node/module.d.ts#L290 in [app\/tsconfig.json](https://github.com/vercel/hyper/blob/2a7bb18259d975f27b30b502af1be7576f6f5656/app/tsconfig.json)
- file:///mnt/ts_downloads/_/m/hyper/node_modules/@types/node/module.d.ts#L290 in [tsconfig.json](https://github.com/vercel/hyper/blob/2a7bb18259d975f27b30b502af1be7576f6f5656/tsconfig.json)
**4 of 6 projects failed to build with the old tsc and were ignored**
### [tsconfig.build-node.json](https://github.com/vuejs/core/blob/7a6c6652e064a8be9d2543bc11914cc0ce1b8cf1/tsconfig.build-node.json)
- `error TS2345: Argument of type 'CacheKey | undefined' is not assignable to parameter of type 'CacheKey'.`
- [packages\/runtime-core\/src\/components\/KeepAlive.ts\#L351](https://github.com/vuejs/core/blob/7a6c6652e064a8be9d2543bc11914cc0ce1b8cf1/packages/runtime-core/src/components/KeepAlive.ts#L351) in [tsconfig.build-node.json](https://github.com/vuejs/core/blob/7a6c6652e064a8be9d2543bc11914cc0ce1b8cf1/tsconfig.build-node.json)
### [tsconfig.build-browser.json](https://github.com/vuejs/core/blob/7a6c6652e064a8be9d2543bc11914cc0ce1b8cf1/tsconfig.build-browser.json)
- `error TS2345: Argument of type 'CacheKey | undefined' is not assignable to parameter of type 'CacheKey'.`
- [packages\/runtime-core\/src\/components\/KeepAlive.ts\#L351](https://github.com/vuejs/core/blob/7a6c6652e064a8be9d2543bc11914cc0ce1b8cf1/packages/runtime-core/src/components/KeepAlive.ts#L351) in [tsconfig.build-browser.json](https://github.com/vuejs/core/blob/7a6c6652e064a8be9d2543bc11914cc0ce1b8cf1/tsconfig.build-browser.json)
**4 of 11 projects failed to build with the old tsc and were ignored**
### [tsconfig.json](https://github.com/vuejs/language-tools/blob/efba00b55572e5129b1af7d07ec4157297cd6db8/tsconfig.json)
- `error TS5102: Option 'importsNotUsedAsValues' has been removed. Please remove it from your configuration.`
- Project Scope in [packages\/language-core\/tsconfig.json](https://github.com/vuejs/language-tools/blob/efba00b55572e5129b1af7d07ec4157297cd6db8/packages/language-core/tsconfig.json)
- Project Scope in [packages\/typescript-plugin\/tsconfig.json](https://github.com/vuejs/language-tools/blob/efba00b55572e5129b1af7d07ec4157297cd6db8/packages/typescript-plugin/tsconfig.json)
- Project Scope in [packages\/language-service\/tsconfig.json](https://github.com/vuejs/language-tools/blob/efba00b55572e5129b1af7d07ec4157297cd6db8/packages/language-service/tsconfig.json)
- Project Scope in [packages\/component-type-helpers\/tsconfig.json](https://github.com/vuejs/language-tools/blob/efba00b55572e5129b1af7d07ec4157297cd6db8/packages/component-type-helpers/tsconfig.json)
- Project Scope in [packages\/component-meta\/tsconfig.json](https://github.com/vuejs/language-tools/blob/efba00b55572e5129b1af7d07ec4157297cd6db8/packages/component-meta/tsconfig.json)
- Project Scope in [packages\/language-server\/tsconfig.json](https://github.com/vuejs/language-tools/blob/efba00b55572e5129b1af7d07ec4157297cd6db8/packages/language-server/tsconfig.json)
- Project Scope in [packages\/language-plugin-pug\/tsconfig.json](https://github.com/vuejs/language-tools/blob/efba00b55572e5129b1af7d07ec4157297cd6db8/packages/language-plugin-pug/tsconfig.json)
- Project Scope in [packages\/tsc\/tsconfig.json](https://github.com/vuejs/language-tools/blob/efba00b55572e5129b1af7d07ec4157297cd6db8/packages/tsc/tsconfig.json)
- [extensions\/vscode\/tsconfig.json\#L3](https://github.com/vuejs/language-tools/blob/efba00b55572e5129b1af7d07ec4157297cd6db8/extensions/vscode/tsconfig.json#L3) in [extensions\/vscode\/tsconfig.json](https://github.com/vuejs/language-tools/blob/efba00b55572e5129b1af7d07ec4157297cd6db8/extensions/vscode/tsconfig.json)
- [tsconfig.json\#L3](https://github.com/vuejs/language-tools/blob/efba00b55572e5129b1af7d07ec4157297cd6db8/tsconfig.json#L3) in [tsconfig.json](https://github.com/vuejs/language-tools/blob/efba00b55572e5129b1af7d07ec4157297cd6db8/tsconfig.json)
**3 of 8 projects failed to build with the old tsc and were ignored**
### [scripts\/tsconfig.json](https://github.com/vuejs/vetur/blob/96aaa707f8ca629f0883c57a47adb0e58995936d/scripts/tsconfig.json)
- `error TS2386: Overload signatures must all be optional or required.`
- file:///mnt/ts_downloads/_/m/vetur/node_modules/@types/node/module.d.ts#L107 in [client\/tsconfig.json](https://github.com/vuejs/vetur/blob/96aaa707f8ca629f0883c57a47adb0e58995936d/client/tsconfig.json)
- file:///mnt/ts_downloads/_/m/vetur/node_modules/@types/node/module.d.ts#L107 in [scripts\/tsconfig.json](https://github.com/vuejs/vetur/blob/96aaa707f8ca629f0883c57a47adb0e58995936d/scripts/tsconfig.json)
**1 of 2 projects failed to build with the old tsc and were ignored**
### [tsconfig.back.json](https://github.com/whyour/qinglong/blob/8218d4ba94c7c08b9d44421afd757c347f98a1c7/tsconfig.back.json)
- `error TS2345: Argument of type 'Buffer' is not assignable to parameter of type 'string | Stream | ArrayBufferView | Iterable | AsyncIterable'.`
- [back\/loaders\/initFile.ts\#L104](https://github.com/whyour/qinglong/blob/8218d4ba94c7c08b9d44421afd757c347f98a1c7/back/loaders/initFile.ts#L104)
- [back\/loaders\/initFile.ts\#L108](https://github.com/whyour/qinglong/blob/8218d4ba94c7c08b9d44421afd757c347f98a1c7/back/loaders/initFile.ts#L108)
- [back\/loaders\/initFile.ts\#L111](https://github.com/whyour/qinglong/blob/8218d4ba94c7c08b9d44421afd757c347f98a1c7/back/loaders/initFile.ts#L111)
- [back\/loaders\/initFile.ts\#L112](https://github.com/whyour/qinglong/blob/8218d4ba94c7c08b9d44421afd757c347f98a1c7/back/loaders/initFile.ts#L112)
- [back\/loaders\/initFile.ts\#L117](https://github.com/whyour/qinglong/blob/8218d4ba94c7c08b9d44421afd757c347f98a1c7/back/loaders/initFile.ts#L117)
- [back\/loaders\/initFile.ts\#L124](https://github.com/whyour/qinglong/blob/8218d4ba94c7c08b9d44421afd757c347f98a1c7/back/loaders/initFile.ts#L124)
- [back\/loaders\/initFile.ts\#L129](https://github.com/whyour/qinglong/blob/8218d4ba94c7c08b9d44421afd757c347f98a1c7/back/loaders/initFile.ts#L129)
- [back\/loaders\/initFile.ts\#L147](https://github.com/whyour/qinglong/blob/8218d4ba94c7c08b9d44421afd757c347f98a1c7/back/loaders/initFile.ts#L147)
- `error TS2345: Argument of type 'Buffer' is not assignable to parameter of type 'Uint8Array | Reader'.`
- [back\/protos\/cron.ts\#L431](https://github.com/whyour/qinglong/blob/8218d4ba94c7c08b9d44421afd757c347f98a1c7/back/protos/cron.ts#L431)
- [back\/protos\/cron.ts\#L433](https://github.com/whyour/qinglong/blob/8218d4ba94c7c08b9d44421afd757c347f98a1c7/back/protos/cron.ts#L433)
- [back\/protos\/cron.ts\#L440](https://github.com/whyour/qinglong/blob/8218d4ba94c7c08b9d44421afd757c347f98a1c7/back/protos/cron.ts#L440)
- [back\/protos\/cron.ts\#L442](https://github.com/whyour/qinglong/blob/8218d4ba94c7c08b9d44421afd757c347f98a1c7/back/protos/cron.ts#L442)
- [back\/protos\/health.ts\#L192](https://github.com/whyour/qinglong/blob/8218d4ba94c7c08b9d44421afd757c347f98a1c7/back/protos/health.ts#L192)
- [back\/protos\/health.ts\#L194](https://github.com/whyour/qinglong/blob/8218d4ba94c7c08b9d44421afd757c347f98a1c7/back/protos/health.ts#L194)
- [back\/protos\/health.ts\#L201](https://github.com/whyour/qinglong/blob/8218d4ba94c7c08b9d44421afd757c347f98a1c7/back/protos/health.ts#L201)
- [back\/protos\/health.ts\#L203](https://github.com/whyour/qinglong/blob/8218d4ba94c7c08b9d44421afd757c347f98a1c7/back/protos/health.ts#L203)
### [tsconfig.json](https://github.com/withfig/autocomplete/blob/9fdf4f2d4ba859c2dc4dab76027e3dfb372a6642/tsconfig.json)
- `error TS2872: This kind of expression is always truthy.`
- [src\/aws\/lambda.ts\#L752](https://github.com/withfig/autocomplete/blob/9fdf4f2d4ba859c2dc4dab76027e3dfb372a6642/src/aws/lambda.ts#L752)
### [frontend\/tsconfig.json](https://github.com/zu1k/bs-core/blob/098296440e76b868cf04f3f543e7fa4bbbeff6f2/frontend/tsconfig.json)
- `error TS2872: This kind of expression is always truthy.`
- [frontend\/src\/components\/BookDetailCard.tsx\#L187](https://github.com/zu1k/bs-core/blob/098296440e76b868cf04f3f543e7fa4bbbeff6f2/frontend/src/components/BookDetailCard.tsx#L187)
The following errors were reported by 5.6.0-dev.20240818, but not by 5.5.4 Pipeline that generated this bug Logs for the pipeline run File that generated the pipeline
This run considered 800 popular TS repos from GH (after skipping the top 0).
Successfully analyzed 484 of 800 visited repos
| Outcome | Count | |---------|-------| | Detected interesting changes | 73 | | Detected no interesting changes | 411 | | Git clone failed | 7 | | Package install failed | 97 | | Project-graph error in old TS | 11 | | Too many errors in old TS | 184 | | Unknown failure | 17 |Investigation Status