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 listFix Chrome Profile Access Denied Without Losing Data
You open Chrome and get an 'Access Denied' or 'Profile Error' message. Your bookmarks, passwords,...
Stop BitLocker Asking for Password at Boot
If your Windows PC prompts you for a BitLocker password every time you boot up, you're likely usi...
Fix Remote Desktop Black Screen After Connection
You connect to a remote PC via Remote Desktop (RDP) and see only a black screen. The cursor moves...
BitLocker Module Not Found: Fixes for Missing or Disabled TPM
If you see a 'BitLocker module not found' error when trying to enable BitLocker, it usually means...
Fix Windows Update Error 0x80070005: Permission Issues
When Windows Update fails with error 0x80070005, it usually means the update process doesn't have...
Topic paths
Quick titles
Docker Login Access Denied FixFix Outlook Dependency Conflict Error: Step-by-Step GuideHow to Locate Chrome Debug Log on Windows 11Troubleshooting Chrome Extension Permission DeniedFix SSH Host Key Verification Failed & Permission DeniedTroubleshoot Pending Install Failed Error 0x800f0922Windows Defender 504 Error Troubleshooting GuideWindows Search Indexing Paused: Troubleshooting Checklist