Syntax
The mapping table class "{mappingTableClassId}" cannot have more than 20 input columns.
The meaning of this error cause message depends on the software layers and internal architecture of the SAP CC systems. See the note to adapt the terminology to the concepts and data models you work with.
Split the existing mapping table class into several mapping table classes to respect the above limitation.
Verify your changes.
Consider the specifications of the appropriate technical interfaces: Web Services, HTTP Communication Interface (HCI), or Message TCP.
This error code is valid from SAP CC version number 4.1 SP 0 to the software version that this documentation refers to. For newer versions, consult the relevant documentation.