- Zapier MCP server connection times out
- Zapier MCP tools return "not found" (404) errors
- Tools are missing in your AI client when using Zapier MCP
- Zapier MCP tools work once but fail on the next try
- A Zapier MCP tool call fails without an error message
- Zapier MCP sign-in completes in your browser but your AI client does not connect
- McpAuthorizationError in Zapier MCP
- A specific app is not working in Zapier MCP
Troubleshoot MCP
Troubleshoot common issues with Zapier MCP, including connection failures, sign-in errors, and tool problems.