How To Fix SOS_MAPPING139 - This persistence mapping allows only one field assignment

SOS_MAPPING139 - Overview

• Message type: E = Error

• Message class: SOS_MAPPING - Object Services: Persistence Mapping for Messages

• Message number: 139

• Message text: This persistence mapping allows only one field assignment

Self-Explanatory Message

Since SAP believes that this specific error message is 'self-explanatory,' no more information has been given.The majority of messages in the SAP system have a message text, however this is frequently insufficient to comprehend or resolve the problem.

To make things easier, more detailed information is frequently added to describe the issue, how to fix it, and the necessary steps or configuration modifications.

Unfortunately, there isn't any extra information in this error notice.

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Smart SAP Assistant

• What is the cause and solution for SAP error message SOS_MAPPING139 - This persistence mapping allows only one field assignment ?

  The SAP error message SOS_MAPPING139 indicates that there is an issue with the persistence mapping in your SAP system, specifically that the mapping allows only one field assignment, but multiple assignments have been attempted. This typically occurs in the context of data modeling or when working with persistence layers in SAP applications, such as when using ABAP or SAP HANA.
  
  Cause:
  
  Multiple Field Assignments: The error arises when you try to map more than one source field to a single target field in a persistence mapping. This is not allowed as each target field can only be assigned a value from one source field.
  Incorrect Mapping Configuration: The mapping configuration may have been set up incorrectly, leading to multiple assignments for a single target field.
  Data Model Design Issues: There may be issues in the design of the data model that lead to conflicts in field assignments.
  
  
  Solution:
  
  Review the Mapping Configuration: Check the mapping configuration