Message type: E = Error
Message class:  /MVA/AMVIDEMSG -  
Message number: 104
Message text: Required field "Subs. Insurer's Policyholder FoA Key" is not filled
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The SAP error message /MVA/AMVIDEMSG104 Required field "Subs. Insurer's Policyholder FoA Key" is not filled typically occurs in the context of the SAP system when dealing with insurance or financial transactions, particularly in modules related to insurance management or claims processing.
Cause: This error indicates that a required field, specifically the "Subs. Insurer's Policyholder FoA Key," has not been populated. This field is essential for the system to process the transaction correctly, as it likely links to the policyholder's information or the specific insurance policy being referenced.
Solution: To resolve this error, you should take the following steps: Check the Input Data: Ensure that the data being entered into the system includes the "Subs. Insurer's Policyholder FoA Key." This may involve reviewing the transaction or document you are trying to process. Populate the Required Field: If the field is empty, you need to fill it with the appropriate value. This value should correspond to the policyholder's
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