3 people reported

All time, since Sep 22, including 1 thumbs-up on GitHub.

Response language switches mid-session

“The user then reported this happens intermittently ("sometimes Korean, sometimes Chinese").”

Is this your bug? What gets counted gets fixed. Pile on.

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I hit this bug: rapsheet.dev/sheets/claude-code/issues/495/file
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Response language switches unprompted mid-session. Varies: answers in German when asked in German, or one turn flips to Korean or Chinese in a Thai session after context-compaction.

Is this your bug?

File my report
Where
assistant responses
Versions
2.1.278 to 2.1.285
Platforms
Windows
How bad
Breaks a normal workflow.

Not quite your bug?

  1. Replies drift into English57 people

Original reports2, newest first

  1. Claude Code unexpectedly switches to user's input language without explicit instruction#98638
  2. Assistant language randomly switches to Korean/Chinese in Thai-language sessions#96046

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