How To Fix DMC_RT_GEN138 - Read only sender structure &1 is mapped to receiver structure &2

DMC_RT_GEN138 - Overview

• Message type: E = Error

• Message class: DMC_RT_GEN - DMC: Nachrichten der Generierungfunktionen

• Message number: 138

• Message text: Read only sender structure &1 is mapped to receiver structure &2

Self-Explanatory Message

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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.

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Smart SAP Assistant

• What is the cause and solution for SAP error message DMC_RT_GEN138 - Read only sender structure &1 is mapped to receiver structure &2 ?

  The SAP error message DMC_RT_GEN138 indicates that there is a mapping issue between a sender structure and a receiver structure in the context of data replication or data transfer processes. Specifically, it suggests that the sender structure is read-only and cannot be modified, which is causing a conflict with the mapping to the receiver structure.
  
  Cause:
  
  Read-Only Sender Structure: The sender structure is defined as read-only, meaning that it cannot be altered or updated during the data transfer process.
  Mapping Issues: There may be a mismatch in the data types, fields, or structure definitions between the sender and receiver, leading to an inability to perform the mapping correctly.
  Configuration Errors: Incorrect configuration in the Data Management Cockpit (DMC) or the data transfer settings may lead to this error.
  Data Source Issues: The data source from which the sender structure is derived may not be configured correctly or may not support the required operations.
  
  
  Solution:
  
  Check Sender Structure: