Message type: E = Error
Message class:  CNV20551 - message for package 20551 (company code delete) 
Message number: 789
Message text: Relationship between table &1 and table &2 is missing in table CNVORDER
Relationship between the tables &V1& and &V2& is missing in table
CNVORDER.
Predecessor-Successor relationship is not established, between tables
participating in the reconciliation. Hence there is an inconsistency.
In case of standard SAP table, contact the Development Support.
The system issues an error message and will not allow you to continue with this transaction until the error is resolved.
Error message extract from SAP system. Copyright SAP SE.
The SAP error message CNV20551789 indicates that there is a missing relationship between two tables in the context of a data migration or conversion process. This error typically arises during the execution of a conversion program, particularly when using the SAP S/4HANA Migration Cockpit or similar tools.
Cause: The error occurs when the system expects a defined relationship between two tables (denoted as &1 and &2 in the error message) in the CNVORDER table, which is used to manage the order of data migration. If the relationship is not defined, the migration process cannot proceed as it relies on these relationships to ensure data integrity and proper sequencing.
Solution: To resolve this error, you can take the following steps: Check the CNVORDER Table: Access the CNVORDER table in the SAP system to verify if the relationship between the specified tables (&1 and &2) is indeed missing. You can use transaction SE11 (Data Dictionary) to view the
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