Message type: E = Error
Message class:  FMCA_INV_GTR - Grantor Billing: FICA Invoicing 
Message number: 021
Message text: Enter Logical system because entered Agreement ID, Claim ID is not unique
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The SAP error message FMCA_INV_GTR021 indicates that there is an issue with the uniqueness of the Agreement ID and Claim ID combination in the system. This error typically arises in the context of financial management or contract management within SAP, particularly when dealing with agreements or claims that are expected to be unique.
Cause: Non-Unique Combination: The primary cause of this error is that the combination of the Agreement ID and Claim ID you are trying to enter is not unique in the system. This could happen if: There are multiple entries with the same Agreement ID and Claim ID. The data was incorrectly entered or duplicated in the database. Logical System Not Specified: The error message also suggests that a logical system needs to be specified. This could mean that the system is unable to determine which logical system to reference for the data.
Solution: Check for Duplicates: Go to the relevant transaction or report in
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