Message type: E = Error
Message class:  CNV20551 - message for package 20551 (company code delete) 
Message number: 396
Message text: CNV_20551_KOMBI1 entries for combi routine & are missing
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The SAP error message CNV20551396, which indicates that "CNV_20551_KOMBI1 entries for combi routine & are missing," typically arises during data migration or conversion processes, particularly when using the SAP S/4HANA Migration Cockpit or similar tools. This error suggests that the system is unable to find the necessary entries in the specified combi routine, which is essential for the data transformation or mapping process.
Cause: Missing Entries: The primary cause of this error is that the required entries for the specified combi routine (CNV_20551_KOMBI1) are not present in the database. This could be due to: Incomplete or incorrect configuration of the migration project. Missing or improperly defined mapping rules. Issues with the source data that prevent the creation of the necessary entries. Data Inconsistencies: If the source data does not meet the expected format or criteria, it may lead to missing entries in the combi routine. Custom Development: If there are custom routines or modifications in the migration
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