Found this article at the VMWare KB. Lesson learned again: AntiVirus products can have a huge influence on environments. In this case a ThinApp-ed Application does not even start anymore when AV is active.
When Avast Antivirus is installed and running, you experience these symptoms:
Thinapp capture fails to run Applications captured by
This article provides guidelines for configuring antivirus software in Citrix XenApp, EdgeSight, Provisioning Services, and so on environments. The guidelines are not vendor-specific and are independent of the version of XenApp deployed, except where explicitly stated. «Continue Reading»
If you do not configure your antivirus software properly, the performance of the Target Device and Provisioning Services Server can be greatly impacted «Continue Reading»