Cardinality is likely 'Zero or More'
Message type: E = Error
Message class: APS_CCV_DATA_SOURCE - Data sources
Message number: 007
Message text: Cardinality is likely 'Zero or More'
What causes this issue?
As you haven?t mapped all key fields of the associated data source, the
result set is likely to consist more than one table row.
System Response
The system issues an error message and will not allow you to continue with this transaction until the error is resolved.
How to fix this error?
It is recommended to change the cardinality to ?Zero or More?.
Procedure for System Administrators
Error message extract from SAP system. Copyright SAP SE.