If you’re running QuickBooks Desktop in multi-user mode and encounter the “QuickBooks Database Server Manager Network Diagnostics Failed” error, it’s likely due to a firewall or outdated software issue. This error typically blocks access to shared company files, disrupting workflow.
Common causes include:
Outdated QuickBooks Desktop version
Windows Firewall blocking QuickBooks
Incorrect hosting setup on the server
Here’s what to try:
Check and configure your firewall settings to allow QuickBooks ports
Run QuickBooks File Doctor via QuickBooks Tool Hub to detect and fix file issues
Verify Database Server Manager version compatibility with your QuickBooks Desktop
Still stuck? Follow the full guide here or call +1-(855)-955-1942 to speak with a QuickBooks expert today.