How to Fix Jupyter Notebook Token Authentication Error
When you start Jupyter Notebook, you might see a prompt asking for a token or password, or the br...
Software troubleshooting desk
Practical fixes for tool errors, setup blocks, and workflow issues.
Symptom
Cause
Fix route
Verify
Fresh repair notes
All notesChrome High Memory Usage Troubleshooting Checklist
You open Task Manager and see Chrome eating multiple gigabytes of RAM. Tabs feel sluggish, your s...
Fixing Task Scheduler Version Mismatch Configuration Errors
You see a "version mismatch" error when opening a scheduled task that was created on a different ...
Fix PowerShell Service Unavailable Error on Windows
You're running a PowerShell command and get a red error: "Service unavailable". ...
Fix Microsoft Store Connection Refused by Firewall
If you see "connection refused" when opening Microsoft Store, your firewall or network settings a...
How to Fix PuTTY SSH Connection Refused Error
You open PuTTY, enter your server's IP and port, click Open, and get "Connection refused"...
Issue queue
SitemapBitLocker CPU Usage: When to Disable It
Resolve Command Prompt Timeout When Connecting to Server
BitLocker Setup Fails with Error 0x803100b1: Fixes
Task Scheduler Remote Connection Refused Troubleshooting
Teams Running Slow After Update Rollback? Fix It
Troubleshooting Chrome Extensions That Won't Load
Kubernetes RBAC Permission Denied on kubectl apply
Microsoft Teams 404 Error Cache Clear Guide
Fix Outlook Permission Denied Error 0x80070005
Resolve Windows Activation Timeout Due to Network Change
RDP Rate Limit: How to Fix Connection Errors
Resolve Windows Defender Startup Denied
Resolve Command Prompt Timeout When Connecting to Server
BitLocker Setup Fails with Error 0x803100b1: Fixes
Task Scheduler Remote Connection Refused Troubleshooting
Teams Running Slow After Update Rollback? Fix It
Troubleshooting Chrome Extensions That Won't Load
Kubernetes RBAC Permission Denied on kubectl apply
Microsoft Teams 404 Error Cache Clear Guide
Fix Outlook Permission Denied Error 0x80070005
Resolve Windows Activation Timeout Due to Network Change
RDP Rate Limit: How to Fix Connection Errors
Resolve Windows Defender Startup Denied