Message type: E = Error
Message class:  CNV_10520 - Conversion module of FI-CA FIKEY-logic 
Message number: 005
Message text: No duplicates found in structure of DFKKSUM after simulation conversion
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The SAP error message CNV_10520005 indicates that during a simulation conversion, no duplicates were found in the structure of DFKKSUM. This message is typically related to the data migration process, particularly when using SAP's Conversion Tools for migrating data from legacy systems to SAP S/4HANA or other SAP environments.
Cause: Data Structure Issues: The error suggests that the system did not find any duplicate entries in the specified structure (DFKKSUM), which may be expected during the conversion process.
Configuration Issues: There might be a misconfiguration in the conversion settings or parameters that are supposed to identify duplicates. Data Quality: The data in the source system may not have duplicates, which could be a valid scenario depending on the business context. Simulation Mode: Since this is a simulation conversion, it is possible that the system is set to check for duplicates but finds none, which may not necessarily indicate an error.
Solution: Review Data: Check the data in
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