[HELP] MetaMask cannot be started, the imported private key cannot be restored.

### What is this about?

MetaMask cannot be started.

The mnemonic phrase has been restored, but the imported private key cannot be restored.

DETAILS:
- OS: macos 13.0
- Chrome: 116.0.5845.140
- MetaMask: 11.0.0

ERROR MSG:

### Scenario

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### Design

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### Technical Details

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### Threat Modeling Framework

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### Acceptance Criteria

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### References

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Start by reproducing the reported startup failure using the mnemonic restoration followed by imported private-key restoration on the listed macOS, Chrome, and MetaMask versions. Use the error screenshots to identify the failing entry point; done means MetaMask starts successfully and the imported private key is restored.

Written by the indexing model from the issue text.