How To Fix FDT_CP_MSG162 - Ruleservices &1 and &2 have different signatures

FDT_CP_MSG162 - Overview

• Message type: E = Error

• Message class: FDT_CP_MSG -

• Message number: 162

• Message text: Ruleservices &1 and &2 have different signatures

Self-Explanatory Message

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FDT_CP_MSG162 - Details

• The SAP error message FDT_CP_MSG162 indicates that there is a mismatch in the signatures of two rule services being compared or used in a decision table or rule set. This typically occurs in the context of SAP's Business Rules Framework (BRF+) or similar rule management tools where rules are defined and executed.
  
  Cause:
  The error arises when:
  
  Different Parameter Types: The two rule services have different parameter types or counts. For example, one service might expect an integer while the other expects a string.
  Inconsistent Return Types: The return types of the two services are not the same, leading to a conflict when they are invoked together.
  Versioning Issues: If one of the rule services has been updated or modified without corresponding changes to the other, this can lead to signature mismatches.
  Configuration Errors: Incorrect configuration or mapping of the rule services in the decision logic can also lead to this error.
  
  
  Solution:
  To resolve the error, you