[Bug] Anthropic API Error: Image base64 data does not match media type with Figma MCP
Resolved 💬 5 comments Opened Nov 19, 2025 by andreigusan Closed Jan 19, 2026
Bug Description
can't use figma mcp API Error: 400 {"type":"error","error":{"type":"invalid_request_error","message":"messages.3.content.6.image.source.base64.data: Image does not match the provided media type
image/jpeg"},"request_id":"req_011CVHf8Q9dz4JzrDmP1CWrQ"}
Environment Info
- Platform: darwin
- Terminal: iTerm.app
- Version: 2.0.46
- Feedback ID: af1cbf97-939a-4906-aca2-e420a1fa9c18
Errors
[{"error":"Error: NON-FATAL: Lock acquisition failed for /Users/andrei/.local/share/claude/versions/2.0.46 (expected in multi-process scenarios)\n at a61 (/$bunfs/root/claude:2532:1516)\n at PfL (/$bunfs/root/claude:2530:12595)\n at async elM (/$bunfs/root/claude:2530:13801)\n at async qk (/$bunfs/root/claude:2532:236)\n at async <anonymous> (/$bunfs/root/claude:2532:12383)\n at processTicksAndRejections (native:7:39)","timestamp":"2025-11-19T14:57:49.288Z"},{"error":"Error: Could not load the \"sharp\" module using the darwin-x64 runtime\nPossible solutions:\n- Ensure optional dependencies can be installed:\n npm install --include=optional sharp\n- Ensure your package manager supports multi-platform installation:\n See https://sharp.pixelplumbing.com/install#cross-platform\n- Add platform-specific dependencies:\n npm install --os=darwin --cpu=x64 sharp\n- Consult the installation documentation:\n See https://sharp.pixelplumbing.com/install\n at <anonymous> (/$bunfs/root/claude:339:36699)\n at <anonymous> (/$bunfs/root/claude:11:356)\n at <anonymous> (/$bunfs/root/claude:340:88)\n at <anonymous> (/$bunfs/root/claude:11:356)\n at <anonymous> (/$bunfs/root/claude:340:79804)\n at <anonymous> (/$bunfs/root/claude:11:356)\n at <anonymous> (/$bunfs/root/claude:340:79980)\n at processTicksAndRejections (native:7:39)","timestamp":"2025-11-19T14:57:55.201Z"},{"error":"Error: NON-FATAL: Lock acquisition failed for /Users/andrei/.local/share/claude/versions/2.0.46 (expected in multi-process scenarios)\n at a61 (/$bunfs/root/claude:2532:1516)\n at PfL (/$bunfs/root/claude:2530:12595)\n at async elM (/$bunfs/root/claude:2530:13801)\n at async qk (/$bunfs/root/claude:2532:236)\n at async <anonymous> (/$bunfs/root/claude:2532:12383)\n at processTicksAndRejections (native:7:39)","timestamp":"2025-11-19T14:59:53.062Z"},{"error":"Error: NON-FATAL: Lock acquisition failed for /Users/andrei/.local/share/claude/versions/2.0.46 (expected in multi-process scenarios)\n at a61 (/$bunfs/root/claude:2532:1516)\n at PfL (/$bunfs/root/claude:2530:12595)\n at async elM (/$bunfs/root/claude:2530:13801)\n at async qk (/$bunfs/root/claude:2532:236)\n at async <anonymous> (/$bunfs/root/claude:2532:12383)\n at processTicksAndRejections (native:7:39)","timestamp":"2025-11-19T15:09:15.455Z"},{"error":"Error: NON-FATAL: Lock acquisition failed for /Users/andrei/.local/share/claude/versions/2.0.46 (expected in multi-process scenarios)\n at a61 (/$bunfs/root/claude:2532:1516)\n at PfL (/$bunfs/root/claude:2530:12595)\n at async elM (/$bunfs/root/claude:2530:13801)\n at async qk (/$bunfs/root/claude:2532:236)\n at async <anonymous> (/$bunfs/root/claude:2532:12383)\n at processTicksAndRejections (native:7:39)","timestamp":"2025-11-19T15:09:58.014Z"},{"error":"Error: NON-FATAL: Lock acquisition failed for /Users/andrei/.local/share/claude/versions/2.0.46 (expected in multi-process scenarios)\n at a61 (/$bunfs/root/claude:2532:1516)\n at PfL (/$bunfs/root/claude:2530:12595)\n at async elM (/$bunfs/root/claude:2530:13801)\n at async qk (/$bunfs/root/claude:2532:236)\n at async <anonymous> (/$bunfs/root/claude:2532:12383)\n at processTicksAndRejections (native:7:39)","timestamp":"2025-11-19T15:10:24.863Z"},{"error":"Error: NON-FATAL: Lock acquisition failed for /Users/andrei/.local/share/claude/versions/2.0.46 (expected in multi-process scenarios)\n at a61 (/$bunfs/root/claude:2532:1516)\n at PfL (/$bunfs/root/claude:2530:12595)\n at async elM (unknown)\n at async qk (unknown)\n at unknown\n at processTicksAndRejections (native:7:39)","timestamp":"2025-11-19T15:10:35.526Z"},{"error":"Error: NON-FATAL: Lock acquisition failed for /Users/andrei/.local/share/claude/versions/2.0.46 (expected in multi-process scenarios)\n at a61 (/$bunfs/root/claude:2532:1516)\n at PfL (/$bunfs/root/claude:2530:12595)\n at async elM (/$bunfs/root/claude:2530:13801)\n at async qk (/$bunfs/root/claude:2532:236)\n at async <anonymous> (/$bunfs/root/claude:2532:12383)\n at processTicksAndRejections (native:7:39)","timestamp":"2025-11-19T15:11:13.926Z"},{"error":"Error: NON-FATAL: Lock acquisition failed for /Users/andrei/.local/share/claude/versions/2.0.46 (expected in multi-
Note: Error logs were truncated.
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