Checklists for software errors, setup, and tool workflows.

Fix Nginx 502 Bad Gateway with Docker and PHP-FPM

You have a Docker setup with Nginx proxying to a PHP-FPM container, and you're getting a 502 ...

Fix Docker Desktop Engine Permission Denied on Startup

You start Docker Desktop and the engine fails to launch with a 'permission denied' error....

Fix Windows Update Service Not Running with Malwarebytes

If Windows Update fails with error messages like "Service not running" or "Windows Up...

Fix npm ERR! enoent ENOENT: package.json Not Found in node_modules

You run npm install or npm start and get something like:

...