How To Fix SCDT_MPNG1019 - Source table &1, field &2: Assignment not possible

SCDT_MPNG1019 - Overview

• Message type: E = Error

• Message class: SCDT_MPNG1 - Message Class for the Function Module scdt_mapping_check

• Message number: 019

• Message text: Source table &1, field &2: Assignment not possible

What causes this issue?

The specified assignment of source table &V1& field &V2& to target field
&V3& is not possible, because the source format cannot be converted into
the target format.

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?

Specify another source field or assign the source field to another
target field.

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 SCDT_MPNG1019 - Source table &1, field &2: Assignment not possible ?

  The SAP error message SCDT_MPNG1019 typically indicates that there is an issue with the assignment of a value in a source table for a specific field. This error often arises in the context of data transfer or data mapping processes, particularly when working with SAP's Data Transfer Workbench or similar tools.
  
  Cause:
  
  Data Type Mismatch: The value being assigned to the field does not match the expected data type (e.g., trying to assign a string to a numeric field).
  Field Length Exceeded: The value being assigned exceeds the maximum length defined for the field in the source table.
  Invalid Value: The value being assigned may not be valid according to the domain or value range defined for that field.
  Missing Required Fields: If the field is mandatory and no value is provided, this error can occur.
  
  Configuration Issues: There may be issues with the configuration of the data model or mapping rules that lead to this