Hi Kirankumar,
Did you install incremental ptf #4(SO05330, SO05331, SO05332) or higher?
Most current incremental ptf is #5.(SO06950, SO06951, SO06952)
Incremental ptf #4 has newer version of CAWXETSR module.
If you already applied incremental ptf #4 or higher then please open support case.
https://comm.support.ca.com/csupport/CaseManagement/cases/new