Message type: E = Error
Message class:  CNV20551 - message for package 20551 (company code delete) 
Message number: 005
Message text: GC_TABNAME=&1: Object type=&2 is assumed for routine CHECK_OUT_KNUMB!
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The SAP error message CNV20551005 typically occurs during data migration or conversion processes, particularly when using the SAP S/4HANA Migration Cockpit or similar tools. This error indicates that there is an issue with the object type being processed in the routine CHECK_OUT_KNUMB.
Cause: The error message suggests that the system is unable to determine the correct object type for the specified table (GC_TABNAME=&1). This can happen due to several reasons: Data Inconsistency: The data being migrated may not conform to the expected structure or format.
Configuration Issues: There may be configuration settings that are not correctly set up for the migration process. Missing or Incorrect Mapping: The mapping of fields between the source and target systems may be incorrect or incomplete. Custom Code Issues: If there are custom routines or enhancements in the migration process, they may not be handling the data correctly.
Solution: To resolve this error, you can take the following steps: Check Data Consistency: Review the
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