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### Is there an existing issue?
- [X] I have searched the existing issues
### Experiencing problems? Have you tried our Stack Exchange first?
- [X] This is not a support question.
### Motivation
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We need a wallet injection API that existing wallets that have dApp browser can leverage to integrate with apps.
For example:
* [https://github.com/polkadot-js/extension](https://github.com/polkad…
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hi - I am now receiving this same error after no changes and the system was running fine until 12ET today. did the recent runtime upgrade affect this? here is the log output:
2021-10-12 18:46:36 …
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Hello!
In Nova Wallet we faced with problem to make XCM from Polkadot\Kusama Bridge Hubs to relaychain, the same for Polkadot Collectives.
Error:
`1010: Invalid Transaction: Transaction would exh…
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#### Ledger Live Version and Operating System
- tested on Ledger Live **2.33.1 / 2.33.0**
- Platform and version: **Windows 10 / Android 11**
#### Expected behavior
On accounts tab synchro…
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When I read recipes code or others substrate code. I saw that in every pallets has **types.json**. types.json contains information about storage when we declare in decl_module!. I dont know how to gen…
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Looks like parachain finality relayer from BridgeHubWestend to BridgeHubRococo has stopped advancing.
No `bridgeWestendParachains.UpdatedParachainHead` on Rococo BH, I had to run locally and then del…
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### Issue Description
Hi!
I'm trying to connect to the Polkadot parachain called Unique, and I'm using the code from the documentation found at:
https://github.com/paritytech/substrate-connect/…
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The tx are not showing clear parameters, we have to load the metadata
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- [x] Feature request
There is a limitation with hardware-wallet imported accounts that's not only subject to Polkadot JS extension, but to the `injectedWeb3` accounts `subscribe` spec being used. …