Message type: E = Error
Message class:  CNV_PE_UI -  
Message number: 100
Message text: This field is already assigned to filter &1
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The SAP error message CNV_PE_UI100 typically occurs in the context of data migration or conversion processes, particularly when using the SAP S/4HANA Migration Cockpit or similar tools. This error indicates that a field you are trying to assign to a filter has already been assigned to another filter, leading to a conflict.
Cause: The primary cause of this error is that the same field is being used in multiple filter assignments within the same context. This can happen if: You are trying to create a filter for a field that has already been assigned to another filter. There is a configuration or setup issue where the same field is inadvertently being referenced multiple times.
Solution: To resolve the CNV_PE_UI100 error, you can take the following steps: Review Filter Assignments: Check the filter assignments in your migration or conversion project. Look for the field mentioned in the error message and see where it has been assigned. Ensure that each field
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