[Bug] Anthropic API Error: Internal Server Error and Overloaded responses during task execution

Bug Description

Snippet:

⏺ Searched for 1 pattern (ctrl+o to expand)
  ⎿  API Error: 500 {"type":"error","error":{"type":"api_error","message":"Internal server error"},"request_id":"req_011CZ9KS5sp7BZhBAJtddv1W"}

✻ Worked for 2m 0s · 1 background task still running (↓ to manage)

❯ Go on
  ⎿  529 {"type":"error","error":{"type":"overloaded_error","message":"Overloaded. https://docs.claude.com/en/api/errors"},"request_id":"req_011CZ9Knx9Jvq8ArReTJaCiN"}

Getting 5XX errors mid task

Environment Info

• Platform: darwin
• Terminal: ghostty
• Version: 2.1.77
• Feedback ID: a08fcd74-a4a3-4b71-bb74-ab74cccd641f

Errors

[{"error":"Error: NON-FATAL: Lock acquisition failed for /Users/axel/.local/share/claude/versions/2.1.77 (expected in multi-process scenarios)\n    at ovT (/$bunfs/root/src/entrypoints/cli.js:2648:2192)\n    at uxq (/$bunfs/root/src/entrypoints/cli.js:2648:1336)\n    at processTicksAndRejections (native:7:39)","timestamp":"2026-03-17T15:20:02.508Z"},{"error":"Error: 500 {\"type\":\"error\",\"error\":{\"type\":\"api_error\",\"message\":\"Internal server error\"},\"request_id\":\"req_011CZ9JJvnJvAHAip6uRQu6y\"}\n    at generate (/$bunfs/root/src/entrypoints/cli.js:409:9268)\n    at makeRequest (/$bunfs/root/src/entrypoints/cli.js:448:5435)\n    at processTicksAndRejections (native:7:39)","timestamp":"2026-03-17T20:40:41.111Z"},{"error":"Error: 500 {\"type\":\"error\",\"error\":{\"type\":\"api_error\",\"message\":\"Internal server error\"},\"request_id\":\"req_011CZ9KS5sp7BZhBAJtddv1W\"}\n    at generate (/$bunfs/root/src/entrypoints/cli.js:409:9268)\n    at makeRequest (/$bunfs/root/src/entrypoints/cli.js:448:5435)\n    at processTicksAndRejections (native:7:39)","timestamp":"2026-03-17T20:55:18.586Z"},{"error":"Error: Request was aborted.\n    at $ (/$bunfs/root/src/entrypoints/cli.js:1149:12459)\n    at abort (unknown)\n    at GN_ (/$bunfs/root/src/entrypoints/cli.js:7354:5648)\n    at <anonymous> (/$bunfs/root/src/entrypoints/cli.js:7326:4791)\n    at <anonymous> (/$bunfs/root/src/entrypoints/cli.js:670:14332)\n    at <anonymous> (/$bunfs/root/src/entrypoints/cli.js:670:3880)\n    at <anonymous> (/$bunfs/root/src/entrypoints/cli.js:670:3053)\n    at emit (/$bunfs/root/src/entrypoints/cli.js:656:528)\n    at g$R (/$bunfs/root/src/entrypoints/cli.js:663:996)\n    at <anonymous> (/$bunfs/root/src/entrypoints/cli.js:625:110463)","timestamp":"2026-03-17T21:00:17.724Z"}]