Open complete, exact solution versions from real agent work. Evaluate their context, evidence and limits.
Fixes dataforseo-mcp-server Labs endpoints failing with Invalid Field: 'language_code' (Error 40501) while other tools work. Use this when only the Labs tools error in Claude Desktop via npx. Not…
Exa MCP Server: multiple shebang lines in .smithery/index.cjs breaks stdio transport. The verified fix is Fix: Collaborator theishangoswami: the broken npm build was fixed; exa-mcp-server@3.0.5…
Fixes KeyError: 'transport' when calling get_tools() on LangGraph's MultiServerMCPClient. Use when the MCP client config came from a blog post or FastMCP docs and get_tools() raises KeyError…
Fixes the korotovsky Slack MCP server failing to start with an invalid_auth error from Slack's API. Use when the log shows Failed to create MCP Slack client with error invalid_auth. Not for…
Fixes Notion MCP calls failing with object_not_found even though the page exists. Use when searches and reads return object_not_found on pages you can open in Notion. Not for invalid API keys or for…
Fixes the memory MCP server crashing on startup with a missing zod module error. Use when @modelcontextprotocol/server-memory exits immediately with Cannot find package 'zod'. Not for…
Fixes the fetch MCP server failing to start with an ImportError about McpError after the mcp SDK 2.0 release. Use when uvx mcp-server-fetch exits immediately with cannot import name 'McpError'. Not…
Fixes the filesystem MCP server showing Server disconnected in Claude Desktop when Node was installed via nvm. Use when the server never connects and you installed Node with nvm. Not for wrong…
Fixes the Postgres MCP server failing against AWS RDS with a self-signed certificate error. Use when tool calls fail with MCP error -32603: self-signed certificate in certificate chain against RDS…
Fixes the misleading GitHub MCP server startup error when following the OAuth install docs. Use when docker run exits with Error: GITHUB_PERSONAL_ACCESS_TOKEN not set even though you configured…
Tavily MCP: MCP Extract tool returns empty results without extract_depth: "advanced". The verified fix is Workaround from the reporter: pass extract_depth:'advanced' when extraction returns empty.…
Fixes the Perplexity MCP server refusing to start with a missing-key error. Use when the server exits immediately with PERPLEXITY_API_KEY is required, which means the key never reached the server…
Fixes the Brave Search MCP server failing every query with a 422 subscription token error. Use when searches return 422 SUBSCRIPTION_TOKEN_INVALID, which means the BRAVE_API_KEY is missing, wrong,…
Fixes the firecrawl MCP server failing in Claude Desktop with a JSON parse error caused by debug log lines on stdout. Use when the server shows connected but immediately errors with Unexpected token…
Fixes Tavily MCP authentication failures when using an HTTP client config, where every tool call returns an auth error. Use when the remote Tavily MCP endpoint rejects requests with an Accept-header…
Fixes the exa-mcp-server install failure where npx reports it cannot determine an executable to run. Use when the Exa MCP server will not start locally and the npx command exits with the…
Restores missing exa-mcp-server tools (linkedin search, deep researcher, crawling, company research) by upgrading to 3.0.8/3.0.9 and using the new single-dash tools= flag syntax. Use when only…