Message type: E = Error
Message class:  CNV20600 - message class for package 20600 
Message number: 009
Message text: Control table CNV_10994_TSTRUC was modified for &1 &2
Control table CNV_10994_TSTRUC for change documents was modified for
non-transparent field/OBJECTCLAS: &V1&
TABNAME/offset: &V2&
The value for data element was changed from &V3& to &V4& in order to
exclude non-relevant object classes and improve the performance.
Information
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 CNV20600009 indicates that the control table CNV_10994_TSTRUC has been modified for specific entries, which can occur during data migration or conversion processes. This message is typically associated with SAP's data migration tools, particularly in the context of the SAP S/4HANA migration or other data transformation projects.
Cause: The error is triggered when the control table CNV_10994_TSTRUC is altered in a way that is not expected by the migration program. This could happen due to: Manual changes made to the control table. Inconsistent data or structure in the migration process. Issues with the migration tool or program that is trying to access or modify the control table.
Solution: To resolve this error, you can take the following steps: Check for Modifications: Review the control table CNV_10994_TSTRUC to see what modifications have been made. You can do this by executing a query in the SAP database or using transaction codes like SE11 (Data Dictionary) or SE16
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