Navigation:  7.21 (QDV 2021) > 7.21.0005 - OFFICIAL http://www.iaes-software.com/downloads/Setup_QDV_7_21_5.exe

Released on February 9, 2021

Bug Fix: Deployment via ClickOnce failed

When deploying QDV 7.21 via ClickOnce, the updated was not able to replace the file QDVUpdateUpdaterService.exe and provided a message for this. This prevented the software from updating and starting.

You must use 7.21.5 and above if you need to deploy using ClickOnce.