Sample list queue is stuck in waters_connect with Xevo G3 QTof - WKB253630

SYMPTOMS

• The sample list queue cannot be cleared in the system console > system monitor > sample list queue pane
  •    Display of {!interbalError} as Startup status
• Implementing the steps in the KCS article WKB10304 did not solve the problem
• The instrument system [online] in use cannot be switched Offline without an error
  • 

ENVIRONMENT

• Xevo G3 QTof
• ACQUITY RDa Detector
• waters_connect UNIFI 1.9.12, 3.0, 3.1 and later
• waters_connect UNIFI Xevo G3 QTof driver 1.0.0 and later

CAUSE

Unknown

FIX or WORKAROUND

1. Close the system console app.
2. Launch the UNIFI app from the waters_connect Hub.
3. Go to UNIFI app > administration > Device management and locate the workstation tab.
4. Right-click on the Workstation line. Click Reset.
5. Click Force.
   
6. Specify a reason for resetting the LND and confirm.
7. Click Close after the LND is successfully reset.
8. Launch the system console app from the waters_connect Hub.
9. Go to the system console > system monitor, and click on the instrument system.
10. Confirm that the sample list queue has cleared.

ADDITIONAL INFORMATION

Related article: WKB94510, where BioAccord on UNIFI required full shutdown of the PC.