Jupyter Kernel Not Starting: Quick Fixes
You open a notebook, try to run a cell, and the kernel dies or never connects. This is a common J...
Software troubleshooting desk
Practical fixes for tool errors, setup blocks, and workflow issues.
Symptom
Cause
Fix route
Verify
Fresh repair notes
All notesHow to Fix Windows Search Not Working
When Windows Search stops working, you might see no results when you click Start and type, or the...
Fix Windows Defender Error 0x80070422: Cannot Connect
If you see error 0x80070422 when trying to open Windows Defender Security Center, the service is ...
Fix Microsoft Store Error 0x80073cf0 Dependency Conflict
You see error 0x80073cf0 when trying to install or update an app from the Microsoft Store. The me...
Fix Chrome Profile Dependency Conflict Permission Denied
You try to start Chrome and get a 'Permission Denied' error related to your profile. The browser ...
Fix Windows Search High CPU Usage by Rebuilding Index
If your PC fan is spinning up and Task Manager shows SearchIndexer.exe using high CPU, the search...
Issue queue
SitemapMaven Dependency Resolution Failed: A Practical Checklist
How to Fix Blank Screen During Windows Activation in Safe Mode
Fix Microsoft Teams Path Not Found Error 0x80070002
Fix Windows Search Error 0x80070005: Access Denied
Resolve Chrome Profile Version Mismatch After Update
BitLocker Resource Drain: Memory or CPU?
How to Fix Teams Installation Failure on Windows 10
Certbot Permission Denied with Nginx Plugin: Common Causes
Permission Denied on $WINDOWS.~BT Folder Fix
Improve BitLocker Encrypted Drive Speed
Troubleshooting Windows Defender 502 Gateway Error
How to Solve RDP Timeout from Firewall Blocks
How to Fix Blank Screen During Windows Activation in Safe Mode
Fix Microsoft Teams Path Not Found Error 0x80070002
Fix Windows Search Error 0x80070005: Access Denied
Resolve Chrome Profile Version Mismatch After Update
BitLocker Resource Drain: Memory or CPU?
How to Fix Teams Installation Failure on Windows 10
Certbot Permission Denied with Nginx Plugin: Common Causes
Permission Denied on $WINDOWS.~BT Folder Fix
Improve BitLocker Encrypted Drive Speed
Troubleshooting Windows Defender 502 Gateway Error
How to Solve RDP Timeout from Firewall Blocks