Overview
In a QQube Multi-User environment, the Excel Add-In may report that the QQube database server cannot be found.
Excel Add-In Message

QQube Configuration Tool Message

Possible Causes
- The QQube database service is not running on the server.
- QQube was moved to a new server.
- The existing server was renamed.
- Firewall rules are blocking communication with the QQube database server.
Resolution
1. Confirm the Dedicated Server User Is Logged In
Confirm that the dedicated Windows server user created for QQube synchronization is logged in and running.
If every workstation displays the same database-server error, first check the QQube server and its dedicated synchronization user.
For information about the required server user, review the QQube Requirements Checklist.
2. Search for the QQube Database Server
If the dedicated server user is logged in:
- Select OK on the QQube Configuration Tool error message.
- Select the button containing three dots.
- Wait several seconds while QQube searches the network for an available database server.

3. Test the Workstation Firewall
If QQube reports that no database servers were found, temporarily turn off the Windows firewall on the workstation and repeat the search.

Firewall test only
Turn off the firewall only long enough to test database discovery. Turn it back on immediately after the test.
If database discovery works only while the firewall is off, have your IT administrator allow TCP/IP communication through port 2638.
Windows firewall settings are available under:
Control Panel > System and Security > Windows Defender Firewall > Turn Windows Defender Firewall on or off
4. Select the Correct QQube Database Server
When QQube finds the database server, select it from the list.

Only one QQube database engine
If more than one QQube database server appears, the network contains an incorrect or duplicate installation. Only one QQube database engine should exist on a physical network.
Select Select to return to the database settings window. The discovered database engine or server name should now be displayed.

Save the setting. You will then return to the main QQube Configuration Tool window.
Expected Result
The QQube Configuration Tool and Excel Add-In should connect to the selected QQube database server without displaying the database-server-not-found message.
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