How To Fix DMC_DTL126 - Sender structure &1 is read only

DMC_DTL126 - Overview

• Message type: E = Error

• Message class: DMC_DTL - Messages for DMC data transfer layer

• Message number: 126

• Message text: Sender structure &1 is read only

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.

What else can you do?

First, use our AnswerBot below to get a possible cause and solution (requires a premium subscription).

Also, review the in-depth Common Questions & Answers listed below; you could discover a solution there or be able to connect with others who have faced similar challenges.

You can also try searching the SAP support portal (support.sap.com) but you need a special user ID to access it. It is possible that an SAP support note exists that provides additional details about the mistake or even steps for fixing it.

Smart SAP Assistant

• What is the cause and solution for SAP error message DMC_DTL126 - Sender structure &1 is read only ?

  The SAP error message DMC_DTL126, which states "Sender structure &1 is read only," typically occurs in the context of data management and data transfer processes, particularly when working with Data Migration Cockpit (DMC) or similar tools in SAP.
  
  Cause:
  The error indicates that the sender structure (the data structure from which you are trying to read or transfer data) is marked as read-only. This can happen for several reasons:
  
  Data Locking: The structure may be locked due to ongoing processes or transactions.
  Configuration Settings: The sender structure may have been configured to be read-only in the system settings.
  Incorrect Mapping: There may be an issue with how the data mapping is set up, leading to attempts to modify a read-only structure.
  Authorization Issues: The user may not have the necessary permissions to modify the data in the sender structure.
  
  
  Solution:
  To resolve the DMC_DTL126 error, you can take the following steps:
  
  
  Check Data Locking:
  
  Ensure that no other processes are