Troubleshooting hub

MCP on Windows fixes

NPX launch, filesystem path, Playwright, Context7, and stdio connection errors.

1 exact-error pages100% source-linked

MCP filesystem rejects a valid Windows subfolder as “outside allowed directories”

Access denied - path outside allowed directories: c:\... not in C:\...

Windows drive-letter casing can break a textual containment check. Matching both paths to an uppercase drive letter is a partial workaround, not a universal fix.

4 min