ADF

Hello,
Current Details-
AR-9.2
TR-9.2.4.1
IBM i-V7R3M0
Oracle WebLogic Server 12c(12.2.1.3.0)

Do we need ADF in our current installation . Is ADF was the component which was used earlier 9.2.2 TR and it was domain for orchestration ?.

while testing While testing ORCH and expected Output of Connector facing issue 

message": "ServiceRequest TML Token: Message: groovy.lang.MissingMethodException: No signature of method: java.lang.String.div() is applicable for argument types: (null) values: [null]",
"exception": "Exception",
"timeStamp": "2021-10-08T18:17:17.748+0530",
"userDefinedErrorText": ""

Regards
Raj