Fix pgAdmin 'Unable to Connect to Server' on Port 5432
You open pgAdmin, try to connect to your PostgreSQL server, and see "Unable to connect to...
Checklists for software errors, setup, and tool workflows.
1. Reproduce
2. Isolate
3. Apply
4. Verify
Latest checklists
View listHow to Fix a Blank Screen During Windows Update
You’re waiting for a Windows update to finish, and suddenly the screen goes black. The monitor is...
Fix Command Prompt Version Mismatch on Windows 10
When you open Command Prompt and see a message about a version mismatch—or commands behave unexpe...
Fix Windows Security Proxy Error After Update
After a Windows update, you might see a proxy error in Windows Security (formerly Windows Defende...
Fix Windows Defender Update Error 0x80240022
You try to update Windows Defender, but it fails with error 0x80240022. This usually means Window...
How to Resolve Port Conflicts Using Command Prompt
If you see an error like "port already in use" or "address already in use" when starting a server...
Topic paths
Quick titles
Fix VS Code Integrated Terminal Not Working on Mac M1Fix Git Token Expired Error in CMD: Step-by-StepAdvanced Command Prompt Configuration for Power UsersERR_TUNNEL_CONNECTION_FAILED Troubleshooting GuideHow to Fix Chrome Proxy Error on Windows 10Fix Chrome Browser Path Not Found Registry ErrorEnable Windows Security Real-Time Protection GuideHow to Fix Teams Update Permission Denied on Windows 10