How To Fix /SAPDMC/LSMW_OBJ_020008 - Select source structure to be appended first.

SAP Error Message - Details

• Message type: E = Error

• Message class: /SAPDMC/LSMW_OBJ_020 -

• Message number: 008

• Message text: Select source structure to be appended first.

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 /SAPDMC/LSMW_OBJ_020008 - Select source structure to be appended first. ?

  The SAP error message /SAPDMC/LSMW_OBJ_020008 indicates that there is an issue with the Data Migration Cockpit (DMC) when using the Legacy System Migration Workbench (LSMW). Specifically, the error message "Select source structure to be appended first" suggests that the system is expecting you to select a source structure before proceeding with the operation.
  Cause:
  This error typically occurs when:
  
  You have not selected a source structure in the LSMW project.
  The source structure is not properly defined or is missing.
  There may be a sequence issue in the steps you are following in the LSMW process.
  
  Solution:
  To resolve this error, you can follow these steps:
  
  
  Select Source Structure:
  
  Go to the LSMW transaction.
  Navigate to the step where you need to define or select the source structure.
  Ensure that you have selected the appropriate source structure that you want to append.
  
  
  
  Check Project Configuration:
  
  Verify that the LSMW project is correctly configured.
  Ensure that all necessary source structures are defined in the project.
  
  
  
  Review Steps:
  
  Make sure you are following the correct sequence of steps in the LSMW process. Sometimes, skipping a step can lead to such errors.
  
  
  
  Recreate the Source Structure:
  
  If the source structure is missing or corrupted, you may need to recreate it.
  Go to the relevant section in LSMW and define the source structure again.
  
  
  
  Consult Documentation:
  
  Refer to SAP documentation or help files related to LSMW and DMC for additional guidance on how to properly set up and select source structures.
  
  
  
  Check Authorizations:
  
  Ensure that you have the necessary authorizations to perform the actions in LSMW.
  
  
  
  Related Information:
  
  LSMW (Legacy System Migration Workbench): A tool in SAP used for data migration from legacy systems to SAP systems.
  DMC (Data Migration Cockpit): A tool that provides a user-friendly interface for data migration processes in SAP S/4HANA.
  SAP Notes: Check for any relevant SAP Notes that might address this specific error or provide additional troubleshooting steps.
  
  If the issue persists after following these steps, consider reaching out to your SAP support team or consulting with an SAP expert for further assistance.