Message type: E = Error
Message class:  CNV20551 - message for package 20551 (company code delete) 
Message number: 826
Message text: Transformation solution SAPLT HCM Delete &1 is loaded in execution system
The transformation solution 'SAP LT HCM Deletion' is loaded in the
execution system.
Serious Warning
The transformation solution SAP LT HCM Deletion is loaded in the
execution system. If both transformation solutions SAP LT HCM Deletion
(LTHR2) and Company Code Delete (20551) are executed simultaneously,
then this will result in inconsistencies.
If you want to execute these transformation solutions simultaneously,
contact SAP support (component CA-LT-CNV).
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 CNV20551826 typically indicates that there is a transformation solution related to the SAP Landscape Transformation (SLT) that is currently loaded in the execution system. This error can occur during data migration or transformation processes, particularly when using the SAP LT (Landscape Transformation) tools.
Cause: The error message suggests that the transformation solution "SAPLT HCM Delete &1" is already loaded in the execution system. This can happen due to several reasons: Duplicate Load: The transformation solution may have been loaded multiple times, leading to conflicts. Incomplete Execution: Previous execution of the transformation may not have been completed successfully, leaving the solution in a loaded state.
Configuration Issues: There may be issues with the configuration of the transformation solution or the execution environment.
Solution: To resolve this error, you can take the following steps: Check Loaded Solutions: Verify if the transformation solution is indeed loaded in the execution system. You can do this by checking the
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