claude-code - 💡(How to fix) Fix [Feature Request] Improve model response quality and guideline adherence [1 participants]

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anthropics/claude-code#53275Fetched 2026-04-26 05:19:52
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Error Message

[{"error":"Error: NON-FATAL: Lock acquisition failed for /Users/xxxxx/.local/share/claude/versions/2.1.119 (expected in multi-process scenarios)\n at mH6 (/$bunfs/root/src/entrypoints/cli.js:2736:2177)\n at E$8 (/$bunfs/root/src/entrypoints/cli.js:2736:1257)\n at processTicksAndRejections (native:7:39)","timestamp":"2026-04-25T09:29:04.394Z"},{"error":"AxiosError: timeout of 5000ms exceeded\n at <anonymous> (/$bunfs/root/src/entrypoints/cli.js:119:13291)\n at emit (node:events:92:22)\n at <anonymous> (/$bunfs/root/src/entrypoints/cli.js:118:3321)\n at request (/$bunfs/root/src/entrypoints/cli.js:121:2467)\n at processTicksAndRejections (native:7:39)","timestamp":"2026-04-25T11:35:33.547Z"},{"error":"Error: ECONNREFUSED\n at from (/$bunfs/root/src/entrypoints/cli.js:111:7862)\n at <anonymous> (/$bunfs/root/src/entrypoints/cli.js:119:12876)\n at emitError (node:events:43:23)\n at <anonymous> (/$bunfs/root/src/entrypoints/cli.js:118:1149)\n at emitError (node:events:43:23)\n at <anonymous> (node:_http_client:253:22)\n at processTicksAndRejections (native:7:39)","timestamp":"2026-04-25T12:16:58.367Z"},{"error":"Error: Failed to fetch version from https://downloads.claude.ai/claude-code-releases/latest: ECONNREFUSED\n at aT5 (/$bunfs/root/src/entrypoints/cli.js:2734:5533)\n at processTicksAndRejections (native:7:39)","timestamp":"2026-04-25T12:17:01.775Z"},{"error":"Error: Failed to fetch version from https://downloads.claude.ai/claude-code-releases/latest: ECONNREFUSED\n at aT5 (/$bunfs/root/src/entrypoints/cli.js:2734:5533)\n at processTicksAndRejections (native:7:39)","timestamp":"2026-04-25T12:17:01.776Z"},{"error":"Error: Connection error.\n at makeRequest (/$bunfs/root/src/entrypoints/cli.js:50:4056)\n at processTicksAndRejections (native:7:39)","timestamp":"2026-04-25T12:20:00.873Z"},{"error":"Error: ECONNREFUSED\n at from (/$bunfs/root/src/entrypoints/cli.js:111:7862)\n at <anonymous> (/$bunfs/root/src/entrypoints/cli.js:119:12876)\n at emitError (node:events:43:23)\n at <anonymous> (/$bunfs/root/src/entrypoints/cli.js:118:1149)\n at emitError (node:events:43:23)\n at <anonymous> (node:_http_client:253:22)\n at processTicksAndRejections (native:7:39)\n at request (/$bunfs/root/src/entrypoints/cli.js:121:2467)\n at processTicksAndRejections (native:7:39)","timestamp":"2026-04-25T12:20:15.883Z"},{"error":"AxiosError: timeout of 5000ms exceeded\n at <anonymous> (/$bunfs/root/src/entrypoints/cli.js:119:13291)\n at emit (node:events:92:22)\n at <anonymous> (/$bunfs/root/src/entrypoints/cli.js:118:3321)\n at request (/$bunfs/root/src/entrypoints/cli.js:121:2467)\n at processTicksAndRejections (native:7:39)","timestamp":"2026-04-25T12:46:49.625Z"},{"error":"Error: Request was aborted.\n at makeRequest (/$bunfs/root/src/entrypoints/cli.js:50:3448)\n at processTicksAndRejections (native:7:39)","timestamp":"2026-04-25T13:36:14.453Z"}]

Code Example

[{"error":"Error: NON-FATAL: Lock acquisition failed for /Users/xxxxx/.local/share/claude/versions/2.1.119 (expected in multi-process scenarios)\n    at mH6 (/$bunfs/root/src/entrypoints/cli.js:2736:2177)\n    at E$8 (/$bunfs/root/src/entrypoints/cli.js:2736:1257)\n    at processTicksAndRejections (native:7:39)","timestamp":"2026-04-25T09:29:04.394Z"},{"error":"AxiosError: timeout of 5000ms exceeded\n    at <anonymous> (/$bunfs/root/src/entrypoints/cli.js:119:13291)\n    at emit (node:events:92:22)\n    at <anonymous> (/$bunfs/root/src/entrypoints/cli.js:118:3321)\n    at request (/$bunfs/root/src/entrypoints/cli.js:121:2467)\n    at processTicksAndRejections (native:7:39)","timestamp":"2026-04-25T11:35:33.547Z"},{"error":"Error: ECONNREFUSED\n    at from (/$bunfs/root/src/entrypoints/cli.js:111:7862)\n    at <anonymous> (/$bunfs/root/src/entrypoints/cli.js:119:12876)\n    at emitError (node:events:43:23)\n    at <anonymous> (/$bunfs/root/src/entrypoints/cli.js:118:1149)\n    at emitError (node:events:43:23)\n    at <anonymous> (node:_http_client:253:22)\n    at processTicksAndRejections (native:7:39)","timestamp":"2026-04-25T12:16:58.367Z"},{"error":"Error: Failed to fetch version from https://downloads.claude.ai/claude-code-releases/latest: ECONNREFUSED\n    at aT5 (/$bunfs/root/src/entrypoints/cli.js:2734:5533)\n    at processTicksAndRejections (native:7:39)","timestamp":"2026-04-25T12:17:01.775Z"},{"error":"Error: Failed to fetch version from https://downloads.claude.ai/claude-code-releases/latest: ECONNREFUSED\n    at aT5 (/$bunfs/root/src/entrypoints/cli.js:2734:5533)\n    at processTicksAndRejections (native:7:39)","timestamp":"2026-04-25T12:17:01.776Z"},{"error":"Error: Connection error.\n    at makeRequest (/$bunfs/root/src/entrypoints/cli.js:50:4056)\n    at processTicksAndRejections (native:7:39)","timestamp":"2026-04-25T12:20:00.873Z"},{"error":"Error: ECONNREFUSED\n    at from (/$bunfs/root/src/entrypoints/cli.js:111:7862)\n    at <anonymous> (/$bunfs/root/src/entrypoints/cli.js:119:12876)\n    at emitError (node:events:43:23)\n    at <anonymous> (/$bunfs/root/src/entrypoints/cli.js:118:1149)\n    at emitError (node:events:43:23)\n    at <anonymous> (node:_http_client:253:22)\n    at processTicksAndRejections (native:7:39)\n    at request (/$bunfs/root/src/entrypoints/cli.js:121:2467)\n    at processTicksAndRejections (native:7:39)","timestamp":"2026-04-25T12:20:15.883Z"},{"error":"AxiosError: timeout of 5000ms exceeded\n    at <anonymous> (/$bunfs/root/src/entrypoints/cli.js:119:13291)\n    at emit (node:events:92:22)\n    at <anonymous> (/$bunfs/root/src/entrypoints/cli.js:118:3321)\n    at request (/$bunfs/root/src/entrypoints/cli.js:121:2467)\n    at processTicksAndRejections (native:7:39)","timestamp":"2026-04-25T12:46:49.625Z"},{"error":"Error: Request was aborted.\n    at makeRequest (/$bunfs/root/src/entrypoints/cli.js:50:3448)\n    at processTicksAndRejections (native:7:39)","timestamp":"2026-04-25T13:36:14.453Z"}]
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Bug Description This model is frustrating: it talks too much, says useless things, doesn’t follow the guidelines it’s given, and doesn’t know how to properly connect concepts. Please urgently bring back Opus 4.6.

Environment Info

  • Platform: darwin
  • Terminal: Apple_Terminal
  • Version: 2.1.119
  • Feedback ID: 522b4d30-a2b6-4883-babe-cec95fc894da

Errors

[{"error":"Error: NON-FATAL: Lock acquisition failed for /Users/xxxxx/.local/share/claude/versions/2.1.119 (expected in multi-process scenarios)\n    at mH6 (/$bunfs/root/src/entrypoints/cli.js:2736:2177)\n    at E$8 (/$bunfs/root/src/entrypoints/cli.js:2736:1257)\n    at processTicksAndRejections (native:7:39)","timestamp":"2026-04-25T09:29:04.394Z"},{"error":"AxiosError: timeout of 5000ms exceeded\n    at <anonymous> (/$bunfs/root/src/entrypoints/cli.js:119:13291)\n    at emit (node:events:92:22)\n    at <anonymous> (/$bunfs/root/src/entrypoints/cli.js:118:3321)\n    at request (/$bunfs/root/src/entrypoints/cli.js:121:2467)\n    at processTicksAndRejections (native:7:39)","timestamp":"2026-04-25T11:35:33.547Z"},{"error":"Error: ECONNREFUSED\n    at from (/$bunfs/root/src/entrypoints/cli.js:111:7862)\n    at <anonymous> (/$bunfs/root/src/entrypoints/cli.js:119:12876)\n    at emitError (node:events:43:23)\n    at <anonymous> (/$bunfs/root/src/entrypoints/cli.js:118:1149)\n    at emitError (node:events:43:23)\n    at <anonymous> (node:_http_client:253:22)\n    at processTicksAndRejections (native:7:39)","timestamp":"2026-04-25T12:16:58.367Z"},{"error":"Error: Failed to fetch version from https://downloads.claude.ai/claude-code-releases/latest: ECONNREFUSED\n    at aT5 (/$bunfs/root/src/entrypoints/cli.js:2734:5533)\n    at processTicksAndRejections (native:7:39)","timestamp":"2026-04-25T12:17:01.775Z"},{"error":"Error: Failed to fetch version from https://downloads.claude.ai/claude-code-releases/latest: ECONNREFUSED\n    at aT5 (/$bunfs/root/src/entrypoints/cli.js:2734:5533)\n    at processTicksAndRejections (native:7:39)","timestamp":"2026-04-25T12:17:01.776Z"},{"error":"Error: Connection error.\n    at makeRequest (/$bunfs/root/src/entrypoints/cli.js:50:4056)\n    at processTicksAndRejections (native:7:39)","timestamp":"2026-04-25T12:20:00.873Z"},{"error":"Error: ECONNREFUSED\n    at from (/$bunfs/root/src/entrypoints/cli.js:111:7862)\n    at <anonymous> (/$bunfs/root/src/entrypoints/cli.js:119:12876)\n    at emitError (node:events:43:23)\n    at <anonymous> (/$bunfs/root/src/entrypoints/cli.js:118:1149)\n    at emitError (node:events:43:23)\n    at <anonymous> (node:_http_client:253:22)\n    at processTicksAndRejections (native:7:39)\n    at request (/$bunfs/root/src/entrypoints/cli.js:121:2467)\n    at processTicksAndRejections (native:7:39)","timestamp":"2026-04-25T12:20:15.883Z"},{"error":"AxiosError: timeout of 5000ms exceeded\n    at <anonymous> (/$bunfs/root/src/entrypoints/cli.js:119:13291)\n    at emit (node:events:92:22)\n    at <anonymous> (/$bunfs/root/src/entrypoints/cli.js:118:3321)\n    at request (/$bunfs/root/src/entrypoints/cli.js:121:2467)\n    at processTicksAndRejections (native:7:39)","timestamp":"2026-04-25T12:46:49.625Z"},{"error":"Error: Request was aborted.\n    at makeRequest (/$bunfs/root/src/entrypoints/cli.js:50:3448)\n    at processTicksAndRejections (native:7:39)","timestamp":"2026-04-25T13:36:14.453Z"}]

extent analysis

TL;DR

The issue may be related to connection errors and timeouts, and checking network connectivity or increasing timeout values might help.

Guidance

  • The errors suggest connection issues, with ECONNREFUSED and timeout of 5000ms exceeded messages, indicating potential network problems or server unavailability.
  • Verify network connectivity and ensure that the server at https://downloads.claude.ai/claude-code-releases/latest is reachable.
  • Consider increasing the timeout value to allow for longer connection attempts, although this may not address the underlying issue.

Example

No code example is provided as the issue seems to be related to network connectivity rather than code-specific problems.

Notes

The provided errors and environment information do not give clear indications of a specific code issue but rather point towards connectivity problems. Without more detailed information about the network setup or the ability to test connectivity to the mentioned server, it's challenging to provide a more precise solution.

Recommendation

Apply workaround: Check and ensure stable network connectivity to the server https://downloads.claude.ai/claude-code-releases/latest and consider adjusting timeout settings if necessary. This approach is chosen because the errors primarily indicate connection issues rather than a version-specific problem that would necessitate an upgrade.

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claude-code - 💡(How to fix) Fix [Feature Request] Improve model response quality and guideline adherence [1 participants]