claude-code - 💡(How to fix) Fix [Bug] Anthropic API Error: Recurring 500 Internal Server Error [1 comments, 2 participants]

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anthropics/claude-code#48628Fetched 2026-04-16 06:55:17
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Error Message

[{"error":"MaxFileReadTokenExceededError: File content (11320 tokens) exceeds maximum allowed tokens (10000). Use offset and limit parameters to read specific portions of the file, or search for specific content instead of reading the whole file.\n at tw7 (/$bunfs/root/src/entrypoints/cli.js:4535:12021)\n at processTicksAndRejections (native:7:39)","timestamp":"2026-04-15T12:38:54.025Z"},{"error":"Error: LSP server plugin:pyright-lsp:pyright failed to start: Executable not found in $PATH: "pyright-langserver"\n at start (/$bunfs/root/src/entrypoints/cli.js:1806:22349)\n at processTicksAndRejections (native:7:39)","timestamp":"2026-04-15T13:21:54.375Z"},{"error":"Error: Executable not found in $PATH: "pyright-langserver"\n at spawn (unknown)\n at spawn (node:child_process:667:35)\n at spawn (node:child_process:14:39)\n at start (/$bunfs/root/src/entrypoints/cli.js:1806:20885)\n at w (/$bunfs/root/src/entrypoints/cli.js:1806:24868)\n at $ (/$bunfs/root/src/entrypoints/cli.js:1806:29940)\n at w (/$bunfs/root/src/entrypoints/cli.js:1806:30277)\n at Y (/$bunfs/root/src/entrypoints/cli.js:1806:30823)\n at call (/$bunfs/root/src/entrypoints/cli.js:4198:1370)\n at processTicksAndRejections (native:7:39)","timestamp":"2026-04-15T13:21:54.376Z"},{"error":"Error: Failed to start LSP server for file /Users/manish/projects/resonance-platform/scripts/india_personas/pipeline.py: Executable not found in $PATH: "pyright-langserver"\n at $ (/$bunfs/root/src/entrypoints/cli.js:1806:29966)\n at processTicksAndRejections (native:7:39)","timestamp":"2026-04-15T13:21:54.376Z"},{"error":"Error: Executable not found in $PATH: "pyright-langserver"\n at spawn (unknown)\n at spawn (node:child_process:667:35)\n at spawn (node:child_process:14:39)\n at start (/$bunfs/root/src/entrypoints/cli.js:1806:20885)\n at w (/$bunfs/root/src/entrypoints/cli.js:1806:24868)\n at $ (/$bunfs/root/src/entrypoints/cli.js:1806:29940)\n at w (/$bunfs/root/src/entrypoints/cli.js:1806:30277)\n at Y (/$bunfs/root/src/entrypoints/cli.js:1806:30823)\n at call (/$bunfs/root/src/entrypoints/cli.js:4198:1370)\n at processTicksAndRejections (native:7:39)","timestamp":"2026-04-15T13:21:54.376Z"},{"error":"Error: LSP server plugin:pyright-lsp:pyright failed to start: Executable not found in $PATH: "pyright-langserver"\n at start (/$bunfs/root/src/entrypoints/cli.js:1806:22349)\n at processTicksAndRejections (native:7:39)","timestamp":"2026-04-15T13:22:01.283Z"},{"error":"Error: Executable not found in $PATH: "pyright-langserver"\n at spawn (unknown)\n at spawn (no…

Code Example

[{"error":"MaxFileReadTokenExceededError: File content (11320 tokens) exceeds maximum allowed tokens (10000). Use offset and limit parameters to read specific portions of the file, or search for specific content instead of reading the whole file.\n    at tw7 (/$bunfs/root/src/entrypoints/cli.js:4535:12021)\n    at processTicksAndRejections (native:7:39)","timestamp":"2026-04-15T12:38:54.025Z"},{"error":"Error: LSP server plugin:pyright-lsp:pyright failed to start: Executable not found in $PATH: \"pyright-langserver\"\n    at start (/$bunfs/root/src/entrypoints/cli.js:1806:22349)\n    at processTicksAndRejections (native:7:39)","timestamp":"2026-04-15T13:21:54.375Z"},{"error":"Error: Executable not found in $PATH: \"pyright-langserver\"\n    at spawn (unknown)\n    at spawn (node:child_process:667:35)\n    at spawn (node:child_process:14:39)\n    at start (/$bunfs/root/src/entrypoints/cli.js:1806:20885)\n    at w (/$bunfs/root/src/entrypoints/cli.js:1806:24868)\n    at $ (/$bunfs/root/src/entrypoints/cli.js:1806:29940)\n    at w (/$bunfs/root/src/entrypoints/cli.js:1806:30277)\n    at Y (/$bunfs/root/src/entrypoints/cli.js:1806:30823)\n    at call (/$bunfs/root/src/entrypoints/cli.js:4198:1370)\n    at processTicksAndRejections (native:7:39)","timestamp":"2026-04-15T13:21:54.376Z"},{"error":"Error: Failed to start LSP server for file /Users/manish/projects/resonance-platform/scripts/india_personas/pipeline.py: Executable not found in $PATH: \"pyright-langserver\"\n    at $ (/$bunfs/root/src/entrypoints/cli.js:1806:29966)\n    at processTicksAndRejections (native:7:39)","timestamp":"2026-04-15T13:21:54.376Z"},{"error":"Error: Executable not found in $PATH: \"pyright-langserver\"\n    at spawn (unknown)\n    at spawn (node:child_process:667:35)\n    at spawn (node:child_process:14:39)\n    at start (/$bunfs/root/src/entrypoints/cli.js:1806:20885)\n    at w (/$bunfs/root/src/entrypoints/cli.js:1806:24868)\n    at $ (/$bunfs/root/src/entrypoints/cli.js:1806:29940)\n    at w (/$bunfs/root/src/entrypoints/cli.js:1806:30277)\n    at Y (/$bunfs/root/src/entrypoints/cli.js:1806:30823)\n    at call (/$bunfs/root/src/entrypoints/cli.js:4198:1370)\n    at processTicksAndRejections (native:7:39)","timestamp":"2026-04-15T13:21:54.376Z"},{"error":"Error: LSP server plugin:pyright-lsp:pyright failed to start: Executable not found in $PATH: \"pyright-langserver\"\n    at start (/$bunfs/root/src/entrypoints/cli.js:1806:22349)\n    at processTicksAndRejections (native:7:39)","timestamp":"2026-04-15T13:22:01.283Z"},{"error":"Error: Executable not found in $PATH: \"pyright-langserver\"\n    at spawn (unknown)\n    at spawn (no…
RAW_BUFFERClick to expand / collapse

Bug Description Getting this quite frequently.

this is good. a comment on few-shot, we we structure few-shot in a prompt such a way that it is in the prefix, then we can take advantage of cache for it. right?
⎿ API Error: 500 {"type":"error","error":{"type":"api_error","message":"Internal server error"},"request_id":"req_011Ca5kdLGvBqhXbHw2ZevmS"} · check status.claude.com

❯ this is good. a comment on few-shot, we we structure few-shot in a prompt such a way that it is in the prefix, then we can take advantage of cache for it. right?
⎿ API Error: 500 {"type":"error","error":{"type":"api_error","message":"Internal server error"},"request_id":"req_011Ca5ke1FCpPFnyjNMFxD3X"} · check status.claude.com

❯ this is good. a comment on few-shot, we we structure few-shot in a prompt such a way that it is in the prefix, then we can take advantage of cache for it. right?
⎿ API Error: 500 {"type":"error","error":{"type":"api_error","message":"Internal server error"},"request_id":"req_011Ca5kffB27ckSL7NBd9kBG"} · check status.claude.com

Happened multiple times in previous prompts too. above is just example for reference.

Environment Info

  • Platform: darwin
  • Terminal: vscode
  • Version: 2.1.109
  • Feedback ID: a0270d81-5ecb-4366-86fd-73182c7b9dac

Errors

[{"error":"MaxFileReadTokenExceededError: File content (11320 tokens) exceeds maximum allowed tokens (10000). Use offset and limit parameters to read specific portions of the file, or search for specific content instead of reading the whole file.\n    at tw7 (/$bunfs/root/src/entrypoints/cli.js:4535:12021)\n    at processTicksAndRejections (native:7:39)","timestamp":"2026-04-15T12:38:54.025Z"},{"error":"Error: LSP server plugin:pyright-lsp:pyright failed to start: Executable not found in $PATH: \"pyright-langserver\"\n    at start (/$bunfs/root/src/entrypoints/cli.js:1806:22349)\n    at processTicksAndRejections (native:7:39)","timestamp":"2026-04-15T13:21:54.375Z"},{"error":"Error: Executable not found in $PATH: \"pyright-langserver\"\n    at spawn (unknown)\n    at spawn (node:child_process:667:35)\n    at spawn (node:child_process:14:39)\n    at start (/$bunfs/root/src/entrypoints/cli.js:1806:20885)\n    at w (/$bunfs/root/src/entrypoints/cli.js:1806:24868)\n    at $ (/$bunfs/root/src/entrypoints/cli.js:1806:29940)\n    at w (/$bunfs/root/src/entrypoints/cli.js:1806:30277)\n    at Y (/$bunfs/root/src/entrypoints/cli.js:1806:30823)\n    at call (/$bunfs/root/src/entrypoints/cli.js:4198:1370)\n    at processTicksAndRejections (native:7:39)","timestamp":"2026-04-15T13:21:54.376Z"},{"error":"Error: Failed to start LSP server for file /Users/manish/projects/resonance-platform/scripts/india_personas/pipeline.py: Executable not found in $PATH: \"pyright-langserver\"\n    at $ (/$bunfs/root/src/entrypoints/cli.js:1806:29966)\n    at processTicksAndRejections (native:7:39)","timestamp":"2026-04-15T13:21:54.376Z"},{"error":"Error: Executable not found in $PATH: \"pyright-langserver\"\n    at spawn (unknown)\n    at spawn (node:child_process:667:35)\n    at spawn (node:child_process:14:39)\n    at start (/$bunfs/root/src/entrypoints/cli.js:1806:20885)\n    at w (/$bunfs/root/src/entrypoints/cli.js:1806:24868)\n    at $ (/$bunfs/root/src/entrypoints/cli.js:1806:29940)\n    at w (/$bunfs/root/src/entrypoints/cli.js:1806:30277)\n    at Y (/$bunfs/root/src/entrypoints/cli.js:1806:30823)\n    at call (/$bunfs/root/src/entrypoints/cli.js:4198:1370)\n    at processTicksAndRejections (native:7:39)","timestamp":"2026-04-15T13:21:54.376Z"},{"error":"Error: LSP server plugin:pyright-lsp:pyright failed to start: Executable not found in $PATH: \"pyright-langserver\"\n    at start (/$bunfs/root/src/entrypoints/cli.js:1806:22349)\n    at processTicksAndRejections (native:7:39)","timestamp":"2026-04-15T13:22:01.283Z"},{"error":"Error: Executable not found in $PATH: \"pyright-langserver\"\n    at spawn (unknown)\n    at spawn (no…

Note: Content was truncated.

extent analysis

TL;DR

The most likely fix is to address the "MaxFileReadTokenExceededError" by using offset and limit parameters to read specific portions of the file.

Guidance

  • The error messages indicate that the file content exceeds the maximum allowed tokens, suggesting that the issue is related to file size or content limits.
  • To mitigate this, consider using offset and limit parameters to read specific portions of the file, as suggested in the error message.
  • Additionally, the presence of multiple errors related to the "pyright-langserver" executable not being found in the $PATH may indicate a separate issue with the LSP server plugin configuration.
  • Verify that the "pyright-langserver" executable is installed and properly configured in the system's $PATH.

Example

No specific code snippet can be provided without more context, but the error message suggests modifying the file reading approach to use offset and limit parameters, e.g., readFile(offset: 0, limit: 10000).

Notes

The provided content was truncated, which may limit the ability to fully diagnose the issue. The guidance provided is based on the available error messages and may not address the complete problem.

Recommendation

Apply a workaround by modifying the file reading approach to use offset and limit parameters, as this directly addresses the "MaxFileReadTokenExceededError" and may help mitigate the issue.

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claude-code - 💡(How to fix) Fix [Bug] Anthropic API Error: Recurring 500 Internal Server Error [1 comments, 2 participants]