3285054 - Employee cannot be replicated from C4C to FSM due to CA-26 error

Employee cannot be replicated from C4C to FSM.

Error Details in C4C (Web Service Message Monitoring) : 

Sequential processing failed for number 0. Exchange[ID-XXXXXXXXXXXXXXXXXXX]. Caused by: [javax.scrip (HTTP Code: 500 ( Internal Server Error )).

Error Details in CPI : 

Inbound processing in endpoint at /C4C/FSM/Employee failed with message "Fault:Sequential processing failed for number 0. Exchange[ID-XXXXXXXXXXXXXXXXXXX]. Caused by: [javax.script.ScriptException - java.lang.Exception: java.lang.Exception: C4C ID XXXXX:- CA-26: Resource [UnifiedPerson] with id [YYYYYYYYYYYYYYYYYYY] is not found.@ line 55 in FSM response error handling.groovy]", caused by "Exception:C4C ID XXXXX:- CA-26: Resource [UnifiedPerson] with id [YYYYYYYYYYYYYYYYYYY] is not found."  

• SAP Field Service Management (FSM)
• Cloud for Customer (C4C)
• Cloud Platform Integration (CPI)

C4C-FSM integration, Employee replication, CA-26 error, Resource [UnifiedPerson] is not found, deleted Person , KBA , CEC-SRV-FSM-C4C , FSM C4C Integration , LOD-CRM-SRP-CSI , Integration of service ticket with Core systems , Known Error