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Fix Python UnicodeDecodeError on Windows: Common Causes & Solutions - Python UnicodeDecodeError: 'charmap' Codec Can't Decode Byte-Troubleshoot Error 0x80070002 in Windows Update

Updated 2026-07-28 15:39:49developer-tools
Fix Python UnicodeDecodeError on Windows: Common Causes & Solutions - Python UnicodeDecodeError: 'charmap' Codec Can't Decode Byte-Troubleshoot Error 0x80070002 in Windows Update
Likely symptom
Likely cause
Safe rollback

Verification route

  • Repeat the original action, not only a simplified test case.
  • Restart the app or reload the service after configuration changes.