[Bug] Anthropic API: Persistent 504 Gateway Timeout During Compaction

Resolved 💬 4 comments Opened Sep 24, 2025 by blik616287 Closed Jan 9, 2026

Bug Description
claude stuck compacting for over 5minutes, returning 500 errors: ⎿ API Error (api.anthropic.com | 504: Gateway time-out) · Retrying in 4 seconds… (attempt 4/10)
⎿ API Error (api.anthropic.com | 504: Gateway time-out) · Retrying in 8 seconds… (attempt 5/10)

Environment Info

  • Platform: linux
  • Terminal: vte-based
  • Version: 1.0.123
  • Feedback ID: 1014113a-278d-478e-bbdb-aa077e9c1926

Errors

[{"error":"Error: Language not supported while highlighting code, falling back to markdown: \n    at aF (file:///home/blik/.claude/local/node_modules/@anthropic-ai/claude-code/cli.js:1792:1184)\n    at file:///home/blik/.claude/local/node_modules/@anthropic-ai/claude-code/cli.js:1792:912\n    at Array.map (<anonymous>)\n    at OX (file:///home/blik/.claude/local/node_modules/@anthropic-ai/claude-code/cli.js:1792:903)\n    at uGB (file:///home/blik/.claude/local/node_modules/@anthropic-ai/claude-code/cli.js:2887:13897)\n    at XC (file:///home/blik/.claude/local/node_modules/@anthropic-ai/claude-code/cli.js:34:19415)\n    at Ep (file:///home/blik/.claude/local/node_modules/@anthropic-ai/claude-code/cli.js:36:42814)\n    at F9 (file:///home/blik/.claude/local/node_modules/@anthropic-ai/claude-code/cli.js:36:38355)\n    at Mh (file:///home/blik/.claude/local/node_modules/@anthropic-ai/claude-code/cli.js:36:38283)\n    at qC (file:///home/blik/.claude/local/node_modules/@anthropic-ai/claude-code/cli.js:36:38137)","timestamp":"2025-09-24T22:46:17.565Z"},{"error":"Error: Language not supported while highlighting code, falling back to markdown: \n    at aF (file:///home/blik/.claude/local/node_modules/@anthropic-ai/claude-code/cli.js:1792:1184)\n    at file:///home/blik/.claude/local/node_modules/@anthropic-ai/claude-code/cli.js:1792:912\n    at Array.map (<anonymous>)\n    at OX (file:///home/blik/.claude/local/node_modules/@anthropic-ai/claude-code/cli.js:1792:903)\n    at uGB (file:///home/blik/.claude/local/node_modules/@anthropic-ai/claude-code/cli.js:2887:13897)\n    at XC (file:///home/blik/.claude/local/node_modules/@anthropic-ai/claude-code/cli.js:34:19415)\n    at Ep (file:///home/blik/.claude/local/node_modules/@anthropic-ai/claude-code/cli.js:36:42814)\n    at F9 (file:///home/blik/.claude/local/node_modules/@anthropic-ai/claude-code/cli.js:36:38355)\n    at Mh (file:///home/blik/.claude/local/node_modules/@anthropic-ai/claude-code/cli.js:36:38283)\n    at qC (file:///home/blik/.claude/local/node_modules/@anthropic-ai/claude-code/cli.js:36:38137)","timestamp":"2025-09-24T22:46:17.569Z"},{"error":"Error: Language not supported while highlighting code, falling back to markdown: cypher\n    at aF (file:///home/blik/.claude/local/node_modules/@anthropic-ai/claude-code/cli.js:1792:1184)\n    at file:///home/blik/.claude/local/node_modules/@anthropic-ai/claude-code/cli.js:1792:912\n    at Array.map (<anonymous>)\n    at OX (file:///home/blik/.claude/local/node_modules/@anthropic-ai/claude-code/cli.js:1792:903)\n    at uGB (file:///home/blik/.claude/local/node_modules/@anthropic-ai/claude-code/cli.js:2887:13897)\n    at XC (file:///home/blik/.claude/local/node_modules/@anthropic-ai/claude-code/cli.js:34:19415)\n    at Ep (file:///home/blik/.claude/local/node_modules/@anthropic-ai/claude-code/cli.js:36:42814)\n    at F9 (file:///home/blik/.claude/local/node_modules/@anthropic-ai/claude-code/cli.js:36:38355)\n    at Mh (file:///home/blik/.claude/local/node_modules/@anthropic-ai/claude-code/cli.js:36:38283)\n    at qC (file:///home/blik/.claude/local/node_modules/@anthropic-ai/claude-code/cli.js:36:38137)","timestamp":"2025-09-24T22:46:17.570Z"},{"error":"Error: Request was aborted.\n    at L61._createMessage (file:///home/blik/.claude/local/node_modules/@anthropic-ai/claude-code/cli.js:985:7955)\n    at processTicksAndRejections (node:internal/process/task_queues:105:5)\n    at runNextTicks (node:internal/process/task_queues:69:3)\n    at process.processTimers (node:internal/timers:520:9)","timestamp":"2025-09-24T22:47:33.138Z"},{"error":"Error: Request was aborted.\n    at AP.makeRequest (file:///home/blik/.claude/local/node_modules/@anthropic-ai/claude-code/cli.js:994:3864)\n    at processTicksAndRejections (node:internal/process/task_queues:105:5)\n    at runNextTicks (node:internal/process/task_queues:69:3)\n    at process.processTimers (node:internal/timers:520:9)","timestamp":"2025-09-24T22:52:33.029Z"},{"error":"Error: Request was aborted.\n    at AP.makeRequest (file:///home/blik/.claude/local/node_modules/@anthropic-ai/claude-code/cli.js:994:3864)\n    at process.processTicksAndRejections (node:internal/process/task_queues:105:5)","timestamp":"2025-09-24T22:54:59.840Z"},{"error":"Error: Request was aborted.\n    at AP.makeRequest (file:///home/blik/.claude/local/node_modules/@anthropic-ai/claude-code/cli.js:994:3864)\n    at process.processTicksAndRejections (node:internal/process/task_queues:105:5)","times

Note: Error logs were truncated.

View original on GitHub ↗

This issue has 4 comments on GitHub. Read the full discussion on GitHub ↗