Message type: E = Error
Message class:  FKK_ID_XX_ODN - ODN message 
Message number: 133
Message text: No doccls assignment for sub-ID &1; no ODN from &2 to &3
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The SAP error message FKK_ID_XX_ODN133 indicates that there is no document class assignment for a specific sub-item ID, and it also mentions that there is no ODN (Open Document Number) from the specified start date to the end date. This error typically occurs in the context of contract accounts receivable and payable (FI-CA) when trying to process documents related to billing or payments.
Cause: Missing Document Class Assignment: The error suggests that the system cannot find a valid document class assignment for the specified sub-item ID. This could be due to configuration issues in the system where the document class is not properly assigned to the sub-item. Incorrect Date Range: The error also indicates that there is no ODN available for the specified date range. This could mean that the documents you are trying to access or process do not exist for the given time frame.
Configuration Issues: There may be issues in the
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