claude-code - 💡(How to fix) Fix [Bug] Chat width reduces when scrolling up in terminal output

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Error Message

[{"error":"Error: EACCES: permission denied, open '/Users/silasrhyneer/Code/northlight/.claude/settings.local.json'\n at openSync (unknown)\n at readSync (/$bunfs/root/src/entrypoints/cli.js:55:1177)\n at fH_ (/$bunfs/root/src/entrypoints/cli.js:127:16270)\n at bp (/$bunfs/root/src/entrypoints/cli.js:128:181)\n at DR (/$bunfs/root/src/entrypoints/cli.js:130:54)\n at sP4 (/$bunfs/root/src/entrypoints/cli.js:190:10174)\n at ni (/$bunfs/root/src/entrypoints/cli.js:190:9256)\n at _24 (/$bunfs/root/src/entrypoints/cli.js:191:2387)\n at ub (/$bunfs/root/src/entrypoints/cli.js:191:3298)\n at u8 (/$bunfs/root/src/entrypoints/cli.js:191:2847)","timestamp":"2026-05-07T16:34:04.100Z"},{"error":"Error: NON-FATAL: Lock acquisition failed for /Users/silasrhyneer/.local/share/claude/versions/2.1.132 (expected in multi-process scenarios)\n at I96 (/$bunfs/root/src/entrypoints/cli.js:2651:2257)\n at ZRH (/$bunfs/root/src/entrypoints/cli.js:2651:1337)\n at processTicksAndRejections (native:7:39)","timestamp":"2026-05-07T16:34:04.182Z"}]

Code Example

[{"error":"Error: EACCES: permission denied, open '/Users/silasrhyneer/Code/northlight/.claude/settings.local.json'\n    at openSync (unknown)\n    at readSync (/$bunfs/root/src/entrypoints/cli.js:55:1177)\n    at fH_ (/$bunfs/root/src/entrypoints/cli.js:127:16270)\n    at bp (/$bunfs/root/src/entrypoints/cli.js:128:181)\n    at DR (/$bunfs/root/src/entrypoints/cli.js:130:54)\n    at sP4 (/$bunfs/root/src/entrypoints/cli.js:190:10174)\n    at ni (/$bunfs/root/src/entrypoints/cli.js:190:9256)\n    at _24 (/$bunfs/root/src/entrypoints/cli.js:191:2387)\n    at ub (/$bunfs/root/src/entrypoints/cli.js:191:3298)\n    at u8 (/$bunfs/root/src/entrypoints/cli.js:191:2847)","timestamp":"2026-05-07T16:34:04.100Z"},{"error":"Error: NON-FATAL: Lock acquisition failed for /Users/silasrhyneer/.local/share/claude/versions/2.1.132 (expected in multi-process scenarios)\n    at I96 (/$bunfs/root/src/entrypoints/cli.js:2651:2257)\n    at ZRH (/$bunfs/root/src/entrypoints/cli.js:2651:1337)\n    at processTicksAndRejections (native:7:39)","timestamp":"2026-05-07T16:34:04.182Z"}]
RAW_BUFFERClick to expand / collapse

Bug Description Your tmux scroll behavior is cuasing the width of chat to be halved as soon as you scroll up more than maybe 100 lines.

<img width="781" height="836" alt="Image" src="https://github.com/user-attachments/assets/343b905c-c1ca-4098-8736-45ad0633dbaa" />

Environment Info

  • Platform: darwin
  • Terminal: tmux
  • Version: 2.1.132
  • Feedback ID: 5952db13-e1ff-4940-9241-151dbc673d1e

Errors

[{"error":"Error: EACCES: permission denied, open '/Users/silasrhyneer/Code/northlight/.claude/settings.local.json'\n    at openSync (unknown)\n    at readSync (/$bunfs/root/src/entrypoints/cli.js:55:1177)\n    at fH_ (/$bunfs/root/src/entrypoints/cli.js:127:16270)\n    at bp (/$bunfs/root/src/entrypoints/cli.js:128:181)\n    at DR (/$bunfs/root/src/entrypoints/cli.js:130:54)\n    at sP4 (/$bunfs/root/src/entrypoints/cli.js:190:10174)\n    at ni (/$bunfs/root/src/entrypoints/cli.js:190:9256)\n    at _24 (/$bunfs/root/src/entrypoints/cli.js:191:2387)\n    at ub (/$bunfs/root/src/entrypoints/cli.js:191:3298)\n    at u8 (/$bunfs/root/src/entrypoints/cli.js:191:2847)","timestamp":"2026-05-07T16:34:04.100Z"},{"error":"Error: NON-FATAL: Lock acquisition failed for /Users/silasrhyneer/.local/share/claude/versions/2.1.132 (expected in multi-process scenarios)\n    at I96 (/$bunfs/root/src/entrypoints/cli.js:2651:2257)\n    at ZRH (/$bunfs/root/src/entrypoints/cli.js:2651:1337)\n    at processTicksAndRejections (native:7:39)","timestamp":"2026-05-07T16:34:04.182Z"}]

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