[Bug] Terminal flashing when viewing scrollback during task execution

[smartwatermelon]

https://github.com/user-attachments/assets/b8b41761-08a7-4abd-8a76-258a4191ae92

Description** While waiting for Claude Code to complete a task, attempting to view scrollback results in terminal flashing. See attachment.

Environment Info

• Platform: darwin
• Terminal: iTerm.app
• Version: 2.0.53
• Feedback ID:

Errors

[{"error":"AxiosError: Request failed with status code 403\n    at Ej (file:///opt/homebrew/lib/node_modules/@anthropic-ai/claude-code/cli.js:24:1137)\n    at Unzip.<anonymous> (file:///opt/homebrew/lib/node_modules/@anthropic-ai/claude-code/cli.js:29:9828)\n    at Unzip.emit (node:events:520:35)\n    at Unzip.emit (node:domain:489:12)\n    at endReadableNT (node:internal/streams/readable:1701:12)\n    at process.processTicksAndRejections (node:internal/process/task_queues:89:21)\n    at mFA.request (file:///opt/homebrew/lib/node_modules/@anthropic-ai/claude-code/cli.js:31:2130)\n    at process.processTicksAndRejections (node:internal/process/task_queues:103:5)\n    at async nR2 (file:///opt/homebrew/lib/node_modules/@anthropic-ai/claude-code/cli.js:2081:5282)","timestamp":"2025-11-25T22:35:25.219Z"},{"error":"AxiosError: Request failed with status code 403\n    at Ej (file:///opt/homebrew/lib/node_modules/@anthropic-ai/claude-code/cli.js:24:1137)\n    at Unzip.<anonymous> (file:///opt/homebrew/lib/node_modules/@anthropic-ai/claude-code/cli.js:29:9828)\n    at Unzip.emit (node:events:520:35)\n    at Unzip.emit (node:domain:489:12)\n    at endReadableNT (node:internal/streams/readable:1701:12)\n    at process.processTicksAndRejections (node:internal/process/task_queues:89:21)\n    at mFA.request (file:///opt/homebrew/lib/node_modules/@anthropic-ai/claude-code/cli.js:31:2130)\n    at process.processTicksAndRejections (node:internal/process/task_queues:103:5)\n    at async VPA (file:///opt/homebrew/lib/node_modules/@anthropic-ai/claude-code/cli.js:2813:54742)\n    at async P39 (file:///opt/homebrew/lib/node_modules/@anthropic-ai/claude-code/cli.js:2813:55014)\n    at async B (file:///opt/homebrew/lib/node_modules/@anthropic-ai/claude-code/cli.js:2813:55831)","timestamp":"2025-11-25T22:35:26.933Z"},{"error":"AxiosError: Request failed with status code 403\n    at Ej (file:///opt/homebrew/lib/node_modules/@anthropic-ai/claude-code/cli.js:24:1137)\n    at Unzip.<anonymous> (file:///opt/homebrew/lib/node_modules/@anthropic-ai/claude-code/cli.js:29:9828)\n    at Unzip.emit (node:events:520:35)\n    at Unzip.emit (node:domain:489:12)\n    at endReadableNT (node:internal/streams/readable:1701:12)\n    at process.processTicksAndRejections (node:internal/process/task_queues:89:21)\n    at mFA.request (file:///opt/homebrew/lib/node_modules/@anthropic-ai/claude-code/cli.js:31:2130)\n    at process.processTicksAndRejections (node:internal/process/task_queues:103:5)\n    at async HM3 (file:///opt/homebrew/lib/node_modules/@anthropic-ai/claude-code/cli.js:2944:462)\n    at async Promise.all (index 0)\n    at async file:///opt/homebrew/lib/node_modules/@anthropic-ai/claude-code/cli.js:2930:6119","timestamp":"2025-11-25T22:35:58.777Z"}]

[github-actions[bot]]

Found 3 possible duplicate issues:

1. https://github.com/anthropics/claude-code/issues/2071
2. https://github.com/anthropics/claude-code/issues/769
3. https://github.com/anthropics/claude-code/issues/826

This issue will be automatically closed as a duplicate in 3 days.

• If your issue is a duplicate, please close it and 👍 the existing issue instead
• To prevent auto-closure, add a comment or 👎 this comment

🤖 Generated with Claude Code

[smartwatermelon]

No, it is not a duplicate of the three above, though likely related. This is very simple: While Claude Code is doing something, try to scroll back. Then it will flash uncontrollably until you scroll back down to the bottom.

[github-actions[bot]]

This issue has been inactive for 30 days. If the issue is still occurring, please comment to let us know. Otherwise, this issue will be automatically closed in 30 days for housekeeping purposes.

[smartwatermelon]

This is no less an issue in the current version than when I reported it.

[smartwatermelon]

This is still an issue in 2.0.76.

https://github.com/user-attachments/assets/a698aedf-5866-490e-bf87-d743ad5daaea

[github-actions[bot]]

This issue has been automatically closed due to 60 days of inactivity. If you're still experiencing this issue, please open a new issue with updated information.

[marcindulak]

The main issue about terminal scrolling is now here https://github.com/anthropics/claude-code/issues/826.

Nevertheless, your issue was closed incorrectly despite recent human comments. This behavior of the bot is reported at https://github.com/anthropics/claude-code/issues/16497. Please upvote that issue, so maybe it gets noticed.