Message type: E = Error
Message class:  CNV_DMC_SIN - Messages for s-innovations migration 
Message number: 552
Message text: Unexpected agreement type &1.
Two types of outline purchase agreement are possible:
C --> for purchasing contract
S --> for purchase scheduling agreement
Error message extract from SAP system. Copyright SAP SE.
The SAP error message CNV_DMC_SIN552 Unexpected agreement type &1 typically occurs during data migration processes, particularly when using the SAP Data Migration Cockpit (DMC) or similar tools. This error indicates that the system has encountered an unexpected or unsupported agreement type in the data being processed.
Cause: Invalid Agreement Type: The data being migrated contains an agreement type that is not recognized or supported by the target system or the migration tool.
Configuration Issues: There may be configuration settings in the source or target system that do not align with the expected agreement types. Data Quality Issues: The source data may have inconsistencies or errors, such as incorrect values for agreement types.
Solution: Check Agreement Types: Verify the list of valid agreement types in the target system. Ensure that the data being migrated only contains these valid types. Data Cleansing: Review the source data for any discrepancies or invalid values related to agreement types. Cleanse the data
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