**7 of 59 projects failed to build with the old tsc and were ignored**
### [packages\/sheets-formula\/tsconfig.json](https://github.com/dream-num/univer/blob/edb371918893028b912d79edab8fe25de17c0785/packages/sheets-formula/tsconfig.json)
- `error TS2454: Variable 'has' is used before being assigned.`
- [packages\/sheets-formula\/src\/controllers\/\_\_tests\_\_\/formula-clipboard.controller.spec.ts\#L92](https://github.com/dream-num/univer/blob/edb371918893028b912d79edab8fe25de17c0785/packages/sheets-formula/src/controllers/__tests__/formula-clipboard.controller.spec.ts#L92)
- [packages\/sheets-formula\/src\/controllers\/\_\_tests\_\_\/formula-clipboard.controller.spec.ts\#L322](https://github.com/dream-num/univer/blob/edb371918893028b912d79edab8fe25de17c0785/packages/sheets-formula/src/controllers/__tests__/formula-clipboard.controller.spec.ts#L322)
### [packages\/sheets\/tsconfig.json](https://github.com/dream-num/univer/blob/edb371918893028b912d79edab8fe25de17c0785/packages/sheets/tsconfig.json)
- `error TS2454: Variable 'has' is used before being assigned.`
- [packages\/sheets\/src\/commands\/mutations\/\_\_tests\_\_\/remove-row-col.mutation.spec.ts\#L92](https://github.com/dream-num/univer/blob/edb371918893028b912d79edab8fe25de17c0785/packages/sheets/src/commands/mutations/__tests__/remove-row-col.mutation.spec.ts#L92)
**2 of 7 projects failed to build with the old tsc and were ignored**
### [server\/tsconfig.json](https://github.com/immich-app/immich/blob/39ea73d654c79bdffe70d4e4804f813b049b512b/server/tsconfig.json)
- `error TS2454: Variable 'accessMock' is used before being assigned.`
- [server\/src\/services\/partner.service.spec.ts\#L17](https://github.com/immich-app/immich/blob/39ea73d654c79bdffe70d4e4804f813b049b512b/server/src/services/partner.service.spec.ts#L17)
**11 of 67 projects failed to build with the old tsc and were ignored**
### [extensions\/machine-learning\/tsconfig.json](https://github.com/microsoft/azuredatastudio/blob/804b3e5996056d7d52aaa13b9e002c08859578a4/extensions/machine-learning/tsconfig.json)
- `error TS2454: Variable 'connection' is used before being assigned.`
- [extensions\/machine-learning\/src\/test\/modelManagement\/deployedModelService.test.ts\#L60](https://github.com/microsoft/azuredatastudio/blob/804b3e5996056d7d52aaa13b9e002c08859578a4/extensions/machine-learning/src/test/modelManagement/deployedModelService.test.ts#L60)
- [extensions\/machine-learning\/src\/test\/packageManagement\/packageManager.test.ts\#L65](https://github.com/microsoft/azuredatastudio/blob/804b3e5996056d7d52aaa13b9e002c08859578a4/extensions/machine-learning/src/test/packageManagement/packageManager.test.ts#L65)
- [extensions\/machine-learning\/src\/test\/packageManagement\/packageManager.test.ts\#L68](https://github.com/microsoft/azuredatastudio/blob/804b3e5996056d7d52aaa13b9e002c08859578a4/extensions/machine-learning/src/test/packageManagement/packageManager.test.ts#L68)
- [extensions\/machine-learning\/src\/test\/packageManagement\/sqlPythonPackageManageProvider.test.ts\#L372](https://github.com/microsoft/azuredatastudio/blob/804b3e5996056d7d52aaa13b9e002c08859578a4/extensions/machine-learning/src/test/packageManagement/sqlPythonPackageManageProvider.test.ts#L372)
- [extensions\/machine-learning\/src\/test\/packageManagement\/sqlPythonPackageManageProvider.test.ts\#L436](https://github.com/microsoft/azuredatastudio/blob/804b3e5996056d7d52aaa13b9e002c08859578a4/extensions/machine-learning/src/test/packageManagement/sqlPythonPackageManageProvider.test.ts#L436)
- [extensions\/machine-learning\/src\/test\/packageManagement\/sqlRPackageManageProvider.test.ts\#L216](https://github.com/microsoft/azuredatastudio/blob/804b3e5996056d7d52aaa13b9e002c08859578a4/extensions/machine-learning/src/test/packageManagement/sqlRPackageManageProvider.test.ts#L216)
- [extensions\/machine-learning\/src\/test\/packageManagement\/sqlRPackageManageProvider.test.ts\#L281](https://github.com/microsoft/azuredatastudio/blob/804b3e5996056d7d52aaa13b9e002c08859578a4/extensions/machine-learning/src/test/packageManagement/sqlRPackageManageProvider.test.ts#L281)
- `error TS2454: Variable 'packages' is used before being assigned.`
- [extensions\/machine-learning\/src\/test\/packageManagement\/sqlPythonPackageManageProvider.test.ts\#L97](https://github.com/microsoft/azuredatastudio/blob/804b3e5996056d7d52aaa13b9e002c08859578a4/extensions/machine-learning/src/test/packageManagement/sqlPythonPackageManageProvider.test.ts#L97)
- [extensions\/machine-learning\/src\/test\/packageManagement\/sqlRPackageManageProvider.test.ts\#L65](https://github.com/microsoft/azuredatastudio/blob/804b3e5996056d7d52aaa13b9e002c08859578a4/extensions/machine-learning/src/test/packageManagement/sqlRPackageManageProvider.test.ts#L65)
- `error TS2454: Variable 'queryProvider' is used before being assigned.`
- [extensions\/machine-learning\/src\/test\/queryRunner.test.ts\#L61](https://github.com/microsoft/azuredatastudio/blob/804b3e5996056d7d52aaa13b9e002c08859578a4/extensions/machine-learning/src/test/queryRunner.test.ts#L61)
**26 of 68 projects failed to build with the old tsc and were ignored**
### [modules\/data\/tsconfig.spec.json](https://github.com/ngrx/platform/blob/7ecd063f0f4cb8402b4c9f30da3b2af4f4ba890c/modules/data/tsconfig.spec.json)
- `error TS2454: Variable 'logger' is used before being assigned.`
- [modules\/data\/spec\/reducers\/entity-collection-reducer-registry.spec.ts\#L225](https://github.com/ngrx/platform/blob/7ecd063f0f4cb8402b4c9f30da3b2af4f4ba890c/modules/data/spec/reducers/entity-collection-reducer-registry.spec.ts#L225)
**8 of 11 projects failed to build with the old tsc and were ignored**
### [tsconfig.json](https://github.com/pubkey/rxdb/blob/cbe1ed99a9f0d3145ad5dc9e9911a5703d352958/tsconfig.json)
- `error TS2454: Variable 'timeout' is used before being assigned.`
- [src\/plugins\/storage-lokijs\/lokijs-helper.ts\#L366](https://github.com/pubkey/rxdb/blob/cbe1ed99a9f0d3145ad5dc9e9911a5703d352958/src/plugins/storage-lokijs/lokijs-helper.ts#L366)
### [config\/tsconfig.types.json](https://github.com/pubkey/rxdb/blob/cbe1ed99a9f0d3145ad5dc9e9911a5703d352958/config/tsconfig.types.json)
- `error TS2454: Variable 'timeout' is used before being assigned.`
- [src\/plugins\/storage-lokijs\/lokijs-helper.ts\#L366](https://github.com/pubkey/rxdb/blob/cbe1ed99a9f0d3145ad5dc9e9911a5703d352958/src/plugins/storage-lokijs/lokijs-helper.ts#L366)
### [tsconfig.json](https://github.com/th-ch/youtube-music/blob/31d472e289ba5122545a14e79cb5834117fa50ff/tsconfig.json)
- `error TS2454: Variable 'ref' is used before being assigned.`
- [src\/plugins\/synced-lyrics\/renderer\/components\/SyncedLine.tsx\#L26](https://github.com/th-ch/youtube-music/blob/31d472e289ba5122545a14e79cb5834117fa50ff/src/plugins/synced-lyrics/renderer/components/SyncedLine.tsx#L26)
The following errors were reported by 5.7.0-dev.20240922, but not by 5.6.2 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 456 of 800 visited repos
| Outcome | Count | |---------|-------| | Detected interesting changes | 6 | | Detected no interesting changes | 450 | | Git clone failed | 7 | | Package install failed | 100 | | Project-graph error in old TS | 11 | | Too many errors in old TS | 207 | | Unknown failure | 19 |Investigation Status