Articles
MCP server guides, error fixes, tool reviews, and tutorials. 149 articles across 4 categories.
Fix "MCP server spawn ENOENT" Error on Windows 11
Step-by-step guide to resolve the spawn ENOENT error when running MCP servers on Windows 11. Covers Node.js path, environment variables, and config fixes.
How to Edit claude_desktop_config.json on Windows — Complete Guide
Find the correct path and edit Claude Desktop MCP configuration file on Windows. Includes JSON syntax tips, common mistakes, and example configs.
MCP Server "Connection Refused" on Windows — Full Fix Guide
Troubleshoot and fix MCP server connection refused errors on Windows. Covers firewall, port conflicts, localhost binding, and transport mode checks.
NPX/UVX Not Found in PowerShell — MCP Server Fix
Resolve "npx mcp server uvx not found" in Windows PowerShell. Covers Node.js installation, PATH setup, npx cache clearing, and alternative installation methods.
Claude Desktop MCP Server Timeout Error on Windows — Solutions
Fix MCP server timeout errors in Claude Desktop for Windows. Adjust timeout settings, optimize server startup, and diagnose slow connections.
MCP Server "Access Denied" on Windows — Admin Permissions Fix
Solve MCP server access denied errors by running as administrator, fixing file permissions, and configuring UAC for smooth operation on Windows.
MCP Server "Port Already in Use" on Windows — Quick Fix
Find and free occupied ports when running MCP servers on Windows. Using netstat, taskkill, and configuration changes to resolve port conflicts.
Claude Desktop Cannot Detect MCP Server on Windows — Fix
Troubleshoot when Claude Desktop fails to detect your MCP server. Check process running, log output, and configuration validation on Windows.
Fix MCP Server Invalid JSON Config Syntax on Windows
Common JSON syntax errors in Claude Desktop MCP configuration files and how to fix them. Includes validators, formatting tips, and example configs.
Fix MCP Server "Process Exited Unexpectedly" on Windows
Diagnose and fix unexpected MCP server process crashes on Windows. Covers dependency issues, memory limits, and logging for root cause analysis.
MCP Server Filesystem Permission Error on Windows — Solutions
Grant proper filesystem access permissions for MCP servers on Windows. Cover path whitelisting, folder access settings, and security considerations.
Claude Desktop MCP Server Restart Not Working on Windows — Fix
Force restart malfunctioning MCP servers in Claude Desktop on Windows. Covers process killing, service restart, and config reload methods.
MCP Server SSE Connection Failed — Windows Firewall Fix
Allow MCP server SSE connections through Windows Firewall. Configure inbound rules, domain exceptions, and private/public network settings.
Fix "spawn unknown error" MCP Server — Windows CMD/PowerShell
Resolve spawn errors when starting MCP servers via Command Prompt or PowerShell on Windows. Shell environment, path issues, and binary compatibility.
Fix "spawn npx ENOENT" MCP Server Error on macOS Sonoma/Sequoia
Complete fix for npx ENOENT spawn errors when running MCP servers on macOS. Node.js path resolution, Homebrew fixes, and shell profile configuration.