Intermittent Context7 MCP Configuration Persistence Failure

Resolved 💬 1 comment Opened Jun 10, 2025 by Autopsias Closed Jun 28, 2025

Bug Description
when I setup Context7 MCP it works fine, but a few prompts after in the same session it goes back to failed (red). This happens over, and over. If I restart claude it gets back to green. No clue on how to fix?

Environment Info

  • Platform: macos
  • Terminal: cursor
  • Version: 1.0.17
  • Feedback ID: cd67aea3-e008-462b-91c1-33bb224de918

Errors

[{"error":"Error: Language not supported while highlighting code, falling back to markdown: \n    at kD (file:///Users/ricardocarvalho/.npm-global/lib/node_modules/@anthropic-ai/claude-code/cli.js:1476:1169)\n    at file:///Users/ricardocarvalho/.npm-global/lib/node_modules/@anthropic-ai/claude-code/cli.js:1476:905\n    at Array.map (<anonymous>)\n    at dw (file:///Users/ricardocarvalho/.npm-global/lib/node_modules/@anthropic-ai/claude-code/cli.js:1476:896)\n    at MN2 (file:///Users/ricardocarvalho/.npm-global/lib/node_modules/@anthropic-ai/claude-code/cli.js:1920:9259)\n    at XE (file:///Users/ricardocarvalho/.npm-global/lib/node_modules/@anthropic-ai/claude-code/cli.js:142:19798)\n    at JT (file:///Users/ricardocarvalho/.npm-global/lib/node_modules/@anthropic-ai/claude-code/cli.js:144:42555)\n    at WT (file:///Users/ricardocarvalho/.npm-global/lib/node_modules/@anthropic-ai/claude-code/cli.js:144:38104)\n    at e$ (file:///Users/ricardocarvalho/.npm-global/lib/node_modules/@anthropic-ai/claude-code/cli.js:144:38032)\n    at _E (file:///Users/ricardocarvalho/.npm-global/lib/node_modules/@anthropic-ai/claude-code/cli.js:144:37886)","timestamp":"2025-06-10T13:23:35.520Z"},{"error":"Error: Language not supported while highlighting code, falling back to markdown: \n    at kD (file:///Users/ricardocarvalho/.npm-global/lib/node_modules/@anthropic-ai/claude-code/cli.js:1476:1169)\n    at file:///Users/ricardocarvalho/.npm-global/lib/node_modules/@anthropic-ai/claude-code/cli.js:1476:905\n    at Array.map (<anonymous>)\n    at dw (file:///Users/ricardocarvalho/.npm-global/lib/node_modules/@anthropic-ai/claude-code/cli.js:1476:896)\n    at _N2 (file:///Users/ricardocarvalho/.npm-global/lib/node_modules/@anthropic-ai/claude-code/cli.js:1920:12623)\n    at XE (file:///Users/ricardocarvalho/.npm-global/lib/node_modules/@anthropic-ai/claude-code/cli.js:142:19798)\n    at JT (file:///Users/ricardocarvalho/.npm-global/lib/node_modules/@anthropic-ai/claude-code/cli.js:144:42555)\n    at WT (file:///Users/ricardocarvalho/.npm-global/lib/node_modules/@anthropic-ai/claude-code/cli.js:144:38104)\n    at e$ (file:///Users/ricardocarvalho/.npm-global/lib/node_modules/@anthropic-ai/claude-code/cli.js:144:38032)\n    at _E (file:///Users/ricardocarvalho/.npm-global/lib/node_modules/@anthropic-ai/claude-code/cli.js:144:37886)","timestamp":"2025-06-10T13:24:41.703Z"},{"error":"Error: Language not supported while highlighting code, falling back to markdown: \n    at kD (file:///Users/ricardocarvalho/.npm-global/lib/node_modules/@anthropic-ai/claude-code/cli.js:1476:1169)\n    at file:///Users/ricardocarvalho/.npm-global/lib/node_modules/@anthropic-ai/claude-code/cli.js:1476:905\n    at Array.map (<anonymous>)\n    at dw (file:///Users/ricardocarvalho/.npm-global/lib/node_modules/@anthropic-ai/claude-code/cli.js:1476:896)\n    at MN2 (file:///Users/ricardocarvalho/.npm-global/lib/node_modules/@anthropic-ai/claude-code/cli.js:1920:9259)\n    at XE (file:///Users/ricardocarvalho/.npm-global/lib/node_modules/@anthropic-ai/claude-code/cli.js:142:19798)\n    at JT (file:///Users/ricardocarvalho/.npm-global/lib/node_modules/@anthropic-ai/claude-code/cli.js:144:42555)\n    at WT (file:///Users/ricardocarvalho/.npm-global/lib/node_modules/@anthropic-ai/claude-code/cli.js:144:38104)\n    at e$ (file:///Users/ricardocarvalho/.npm-global/lib/node_modules/@anthropic-ai/claude-code/cli.js:144:38032)\n    at _E (file:///Users/ricardocarvalho/.npm-global/lib/node_modules/@anthropic-ai/claude-code/cli.js:144:37886)","timestamp":"2025-06-10T13:26:05.628Z"},{"error":"Error: 400 {\"type\":\"error\",\"error\":{\"type\":\"invalid_request_error\",\"message\":\"prompt is too long: 203987 tokens > 200000 maximum\"}}\n    at Y5.generate (file:///Users/ricardocarvalho/.npm-global/lib/node_modules/@anthropic-ai/claude-code/cli.js:1338:12578)\n    at Kw.makeStatusError (file:///Users/ricardocarvalho/.npm-global/lib/node_modules/@anthropic-ai/claude-code/cli.js:1353:2082)\n    at Kw.makeRequest (file:///Users/ricardocarvalho/.npm-global/lib/node_modules/@anthropic-ai/claude-code/cli.js:1353:5257)\n    at process.processTicksAndRejections (node:internal/process/task_queues:105:5)","timestamp":"2025-06-10T13:37:58.971Z"},{"error":"ShellError: Shell command failed\n    at Object.call (file:///Users/ricardocarvalho/.npm-global/lib/node_modules/@anthropic-ai/claude-code/cli.js:1573:1326)\n    at async iZ5 (file:///Users/ricardocarvalho/.npm-global/lib/node_modules/@anthropic-ai/claude-code/cli.js:1896:19166)\n    at async WK1 (file:///Users/ricardocarvalho/.npm-global/lib/node_modules/@anthropic-ai/claude-code/cli.js:1896:17752)\n    at async cZ5 

Note: Error logs were truncated.

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