[Bug] Claude Code fails on simple problems inconsistently

Bug Description
I know CC is great but from time to time it struggles with the easiest problems

Environment Info

• Platform: darwin
• Terminal: WarpTerminal
• Version: 2.1.71
• Feedback ID: 16a977a4-1fc4-4b85-8af6-1c580629d6b4

Errors

[{"error":"Error: NON-FATAL: Lock acquisition failed for /Users/david/.local/share/claude/versions/2.1.71 (expected in multi-process scenarios)\n    at Xxq (/$bunfs/root/src/entrypoints/cli.js:2603:2066)\n    at zU8 (/$bunfs/root/src/entrypoints/cli.js:2603:1210)\n    at processTicksAndRejections (native:7:39)","timestamp":"2026-03-09T15:09:42.968Z"}]