Jupyter Kernel Dead: Common Causes and Fixes
You're working in a Jupyter notebook, and suddenly the kernel dies. The notebook becomes unrespon...
Software troubleshooting desk
Practical fixes for tool errors, setup blocks, and workflow issues.
Symptom
Cause
Fix route
Verify
Fresh repair notes
All notesFix Jupyter Notebook Token Not Working on Localhost
If you see a token prompt when opening Jupyter Notebook on localhost, and entering the token fail...
Fix Windows 11 Activation Connection Timeout Error
When you see "Connection timed out" during Windows 11 activation, it usually means the system can...
Edge Browser Crashing on Startup in Windows 10 – Fixes
If Microsoft Edge crashes immediately when you open it on Windows 10, you're likely seeing a blan...
How to Fix Microsoft Store SSL Certificate Error
You open the Microsoft Store and see an SSL certificate error—something like "A problem with your...
Fix Stuck in Login Loop After Command Prompt Boot
If you booted into Command Prompt (e.g., via Advanced Startup) and now you're stuck in a login lo...
Issue queue
SitemapHow to Resolve Chrome Update Error 12 on Windows 10
Chrome Profile Sync Stuck on Ubuntu: Fixes That Work
Windows Defender Sync Problems: Quick Fix Guide
How to Fix Outlook Stuck Loading in Safe Mode
Teams SSL Certificate Error Troubleshooting
Troubleshooting SSH Key Errors on Linux
Fix Task Scheduler Login Loop When User Account Is Locked
Fix DNS Probe Finished NXDOMAIN on Android Chrome
How to Fix VSCode Debugger 'launch.json Not Found'
Windows Update Password Loop Fix Guide
Fix OneDrive Permission Denied Sync Errors
Fix Microsoft Teams Error Code cxa20002
Chrome Profile Sync Stuck on Ubuntu: Fixes That Work
Windows Defender Sync Problems: Quick Fix Guide
How to Fix Outlook Stuck Loading in Safe Mode
Teams SSL Certificate Error Troubleshooting
Troubleshooting SSH Key Errors on Linux
Fix Task Scheduler Login Loop When User Account Is Locked
Fix DNS Probe Finished NXDOMAIN on Android Chrome
How to Fix VSCode Debugger 'launch.json Not Found'
Windows Update Password Loop Fix Guide
Fix OneDrive Permission Denied Sync Errors
Fix Microsoft Teams Error Code cxa20002