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Fix Nginx 'upstream connection refused' When Talking to PHP-FPM

You're seeing upstream connection refused in your Nginx error log, and your site...

Fix Git SSL Certificate 'Unable to Get Local Issuer' After Update

After updating Git or your operating system, you may encounter the error fatal: unable to g...

Fix Nginx 502 Bad Gateway: Upstream Connection Refused
If you're seeing a 502 Bad Gateway error with "upstream connection refused" in your N...

Fix Windows Update Service Not Running with Permission Denied
You try to run Windows Update and get an error that the service is not running. When you try to s...

Fix Git SSL Certificate Problem: Unable to Get Local Issuer
You run git clone https://example.com/repo.git and get:
fatal: unable to acc...

Fix Windows Security App Error 0x80070424
When you open Windows Security or try to run a scan, you might see error code 0x80070424. This us...


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