How To Fix APS_CCV_DATA_SOURCE007 - Cardinality is likely 'Zero or More'

SAP Error Message - Details

• 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.

Smart SAP Assistant

• What is the cause and solution for SAP error message APS_CCV_DATA_SOURCE007 - Cardinality is likely 'Zero or More' ?

  The SAP error message APS_CCV_DATA_SOURCE007, which indicates that "Cardinality is likely 'Zero or More'," typically arises in the context of data modeling or data source configuration within SAP systems, particularly in SAP BW (Business Warehouse) or SAP HANA environments. This error suggests that there is a mismatch or inconsistency in the cardinality settings of a data source or data model.
  
  Cause:
  
  
  Cardinality Mismatch: The error usually occurs when the cardinality defined in the data model does not match the expected cardinality of the data source. For example, if a data source is expected to return multiple records but is defined as returning a single record, this inconsistency can trigger the error.
  
  
  Data Source Configuration: The configuration of the data source may not be set up correctly, leading to ambiguity in how many records are expected to be returned.
  
  
  Modeling Errors: Errors in the data model, such as incorrect relationships between tables or entities, can