Summary
When connecting to a Published Desktop on a Citrix Virtual Apps Server, the DSA may encounter a grey screen. According to Citrix, system event log shows the following errors:
CtxUvi event ID 1003: "The Citrix Universal DLL Injection Driver has detected an integrity error during initialization. The Citrix Universal DLL injection Driver has been disabled."
CtxUvi event ID 1005: "The Citrix Universal DLL Injection Driver has encountered an unexpected error."
For further details on this issue, please refer to the Citrix Support article, Grey Screen when launching the applications or desktops - Ctxuvi event ID 1005 and 1003.
Trend Micro and Citrix have been working to resolve this issue. A fix has been released for DSA which will prevent the error that causes the CtxUvi events mentioned. Please refer to the appropriate Deep Security Help Center page for the details of this fix: