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claude-code - 💡(How to fix) Fix [BUG] ClaudeCode 2.1.105 | Windows 10 Pro 22H2 19045.7058 - claude code fails to launch [1 participants]

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anthropics/claude-code#47999•Fetched 2026-04-15 06:36:15
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dammuledammule
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dammuledammule
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Error Message

Error Messages/Logs

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Preflight Checklist

  • I have searched existing issues and this hasn't been reported yet
  • This is a single bug report (please file separate reports for different bugs)
  • I am using the latest version of Claude Code

What's Wrong?

Claude code fails to run in command line. immediately a windows dialog opens that says the issue is being reported to microsoft. Uninstalled and reinstalled. Rebooted. Checked for windows updates. rebooted. Crashed and same result. Worked perfectly until about 8am today. Was using it and suddenly it exited and now cannot run.

What Should Happen?

Claude should open in the designated directory where it has been working issue free for weeks.

Error Messages/Logs

Steps to Reproduce

Claude code fails to run in command line. immediately a windows dialog opens that says the issue is being reported to microsoft. Uninstalled and reinstalled. Rebooted. Checked for windows updates. rebooted. Crashed and same result. Worked perfectly until about 8am today. Was using it and suddenly it exited and now cannot run.

Claude Model

None

Is this a regression?

Yes, this worked in a previous version

Last Working Version

No response

Claude Code Version

2.1.105

Platform

Anthropic API

Operating System

Windows

Terminal/Shell

Windows Terminal

Additional Information

Claude code fails to run in command line. immediately a windows dialog opens that says the issue is being reported to microsoft. Uninstalled and reinstalled. Rebooted. Checked for windows updates. rebooted. Crashed and same result. Worked perfectly until about 8am today. Was using it and suddenly it exited and now cannot run.

extent analysis

TL;DR

The issue might be resolved by checking for any system or dependency updates that could be conflicting with the current version of Claude Code.

Guidance

  • Verify that there are no other system updates pending, as the issue started after a period of working correctly and a Windows dialog is opening to report the issue to Microsoft.
  • Check the Windows Event Viewer for any error logs related to the crash, which might provide more insight into the cause.
  • Consider reaching out to Microsoft support for assistance with the Windows dialog error, as it may be a system-level issue rather than a Claude Code issue.
  • If possible, try running Claude Code on a different Windows system or a virtual machine to isolate if the issue is specific to the current environment.

Example

No specific code example can be provided without more details on the error or the code being executed.

Notes

The lack of specific error messages or logs makes it challenging to pinpoint the exact cause. The fact that it was working until a certain time and then stopped suggests a potential external factor such as a system update or a change in the environment.

Recommendation

Apply workaround: Given the information, it seems more like a system or environment issue rather than a Claude Code bug. Thus, applying a workaround such as checking for system updates, running on a different system, or seeking Microsoft support might be more fruitful than waiting for a code fix.

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