How to Fix Windows Defender Proxy Error
If you see a proxy error in Windows Defender—often something like "Your IT administrator has limi...
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View listFix Windows Update Connection Refused When Using VPN
If you see a "connection refused" error when running Windows Update while connected to a VPN, it'...
How to Remove the Ubuntu dpkg Lock File
When you see an error like 'E: Could not get lock /var/lib/dpkg/lock' or 'E: Unable to lock the a...
MongoDB Authentication Failed: Causes and Fixes
You try to connect to MongoDB and get "Authentication failed" or similar error. This usually happ...
Fix WinSCP Permission Denied When Downloading Files
You're connected to a remote server via WinSCP, browsing files fine, but when you try to download...
Fix Windows Security Token Expired Error 0x80070520
You see error 0x80070520 with the message 'The security token has expired.' This usually happens ...
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