Every published troubleshooting guide, with the newest first.
The Cannot find module error means Node could not locate a package or file. Check whether the name is a package or a path, then install dependencies or…
The npm EACCES error means npm cannot write to a folder you do not own. Avoid sudo and use a version manager or a user-owned global folder instead.
When a Windows program crashes or will not open, find the evidence first with Reliability Monitor, then apply the matching fix instead of guessing.
Fix npm ERESOLVE by finding conflicting peer dependencies, choosing compatible versions, and treating legacy-peer-deps as a temporary workaround.