
Check if a Port Is Already Allocated Using Command Prompt
When you start a service or application and get an error like "Address already in use" or "Port i...
Software troubleshooting desk

When you start a service or application and get an error like "Address already in use" or "Port i...

When you see a "Permission denied" error in WinSCP while using SFTP, it usually means the server ...

If you recently reinstalled Windows or performed a reset, you might see 'Access Denied' or 'Permi...

If the Task Scheduler service won't start, scheduled tasks won't run and you'll likely see an err...

You try to run Windows Update and get an error like "Authentication failed" or "0x80070005" – and...

If you see a 502 Bad Gateway error when Task Scheduler runs a task that hits a web service or IIS...