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VDA 7.15 CU4 - Citrix Euem Service is not starting


Citrix Euem Service is not starting throwing below error. 

OS - WIN2K16 x64x bit

VDA 7.15 CU4


Application popup: SemsService.exe - Application Error : The instruction at 0x0000000000CC2B1F referenced memory at 0x0000000000000000. The memory could not be read.

Click on OK to terminate the program


Application event - 

Application: SemsService.exe
Framework Version: v4.0.30319
Description: The process was terminated due to an unhandled exception.
Exception Info: System.NullReferenceException
   at Citrix.Euem.Sems.Service.SemsService.Dispose(Boolean)
   at System.ComponentModel.Component.Dispose()
   at System.ServiceProcess.ServiceBase.Run(System.ServiceProcess.ServiceBase[])
   at Citrix.Euem.Sems.Service.ServiceEntryPoint.Main()


we have checked the file C:\Program Files\Citrix\Euem\Service\SemsService.exe.config and permission on HKLM\Software\Wow6432Node\Citrix\Euem\LoggedEvents key ..  all good


Do anyone face the same issue in VDA 7.15 CU environment ? is there any fix on it?

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