Fix ERR_CERT_AUTHORITY_INVALID on Localhost
When testing a local web app, you may see ERR_CERT_AUTHORITY_INVALID in Chrome or si...
Software troubleshooting desk
Practical fixes for tool errors, setup blocks, and workflow issues.
Symptom
Cause
Fix route
Verify
Fresh repair notes
All notesWindows Security App Not Opening as Administrator: Fixes
When you try to open the Windows Security app and it fails to launch, often with no error message...
Git Merge Conflict: Keep Both Files Instead of One
When you run git merge and get a conflict, Git stops and marks the conflicting files...
Fix Chrome Access Violation Errors After Update
After a Chrome update, some users encounter an 'access violation' error—typically a popup...
Resolve Python Package Version Mismatch Errors
You run pip install and see errors like “package A requires package B==1.0 but y...
How to Enable Chrome Extensions That Aren't Loading
You open Chrome and see a grayed-out extension icon. Clicking 'Enable' does nothing, or t...
Issue queue
SitemapCommon pnpm Install Errors in Pipelines
Cloudflare 522 Error: Server Log Troubleshooting Guide
Python Conda Install Permission Issue Fix
Resolve DNS Probe Finished NXDOMAIN in Windows 10
Fix Missing Environment Variables in Docker Compose
Remote Desktop Error: User Account Locked – Fix
Windows 11 Installation Assistant Stuck at 99% Disk Space
Setting Node.js --max-old-space-size for Memory Errors
Troubleshooting Explorer Crashes After New Program Installation
Recover from Git Detached HEAD State
Troubleshooting Git Password Prompts in VS Code
Fix Windows Update Service Not Running in Windows 11
Cloudflare 522 Error: Server Log Troubleshooting Guide
Python Conda Install Permission Issue Fix
Resolve DNS Probe Finished NXDOMAIN in Windows 10
Fix Missing Environment Variables in Docker Compose
Remote Desktop Error: User Account Locked – Fix
Windows 11 Installation Assistant Stuck at 99% Disk Space
Setting Node.js --max-old-space-size for Memory Errors
Troubleshooting Explorer Crashes After New Program Installation
Recover from Git Detached HEAD State
Troubleshooting Git Password Prompts in VS Code
Fix Windows Update Service Not Running in Windows 11