Fix 'Could not get lock /var/lib/dpkg/lock' Error on Ubuntu/Debian
You try to install a package with apt or dpkg, and you get the error: Could not get lock /v...
Checklists for software errors, setup, and tool workflows.
1. Reproduce
2. Isolate
3. Apply
4. Verify
Latest checklists
View listHow to Fix Cloudflare Flexible SSL Redirect Loop
If your site is stuck in a redirect loop after enabling Flexible SSL on Cloudflare, you're likely...
How to Fix Ubuntu APT Lock Error by Removing /var/lib/apt/lists/lock
If you see E: Could not get lock /var/lib/apt/lists/lock - open (11: Resource temporarily u...
Fix Remote Desktop Credentials Error 0x4
When you try to connect to a remote PC and see “Your credentials did not work” with error code 0x...
Fix pgAdmin Cannot Connect to PostgreSQL on Localhost
You launch pgAdmin, try to connect to your local PostgreSQL server, and get an error like "could ...
Fix Windows Security High CPU Usage: Practical Steps
If your computer feels sluggish and Task Manager shows that Windows Security (or Antimalware Serv...
Topic paths
Quick titles
Resolving Windows Update Error 0x8024402cFix 'npm command not found' on LinuxFix Corrupted Windows Security Service FilesWindows Defender Troubleshooting Guide for Common IssuesHow to Release Stuck APT Lock on UbuntuReset Windows Defender via Command LineDocker Container Restart Loop: Causes and SolutionsFix Putty Connection Refused Due to Windows Firewall