Message type: E = Error
Message class:  REEXFI - Messages for Interface to FI 
Message number: 109
Message text: Table TIVEXFIDUNNBP: No partner role def.for dunning: dun.level &1 amt &2
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The SAP error message REEXFI109 indicates that there is an issue with the dunning process related to the table TIVEXFIDUNNBP. Specifically, it states that there is no partner role definition for the dunning level and amount specified in the error message.
Cause: Missing Partner Role Definition: The error typically arises when the system cannot find a valid partner role definition for the specified dunning level and amount. This can happen if the configuration for dunning is incomplete or if the necessary partner roles have not been set up in the system. Incorrect Dunning Configuration: The dunning configuration may not be properly set up in the system, leading to the inability to process dunning for certain customers or vendors. Data Inconsistencies: There may be inconsistencies in the data related to the customer/vendor master records or the dunning procedure.
Solution: Check Partner Role Configuration: Go to the configuration settings for dunning in SAP (Transaction code: SPRO). Navigate to Financial Accounting
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