If Alta fails to launch from Citrix, please check the error details when this occurs. The error may appear as follows:

AppName - Alta.exe
AppVer -
AppStamp - 56f2ad2a
AsmAndModName - mscorlib
AsmVer - 4.0.30319.36366
ModStamp - 57a0f7d2
MethodDef - 452b
Offset - 13c
ExceptionType - IOIBMURhynrxkw0zxkyrvfn0boyyufow

This ExceptionType error is specific to issues with .NET. If you receive this error, you must either run a repair of .NET -OR- make sure that the latest instance of .NET is installed on the Citrix server. If the prior is complete and the latter is true, then check to make sure there is not an orphaned SID on the Microsoft.NET path: %windir%\Microsoft.NET\Framework64\[version]\config\machine.config - if there is, it must be removed.