How To Fix /SAPDMC/LSMW_OBJ_030003 - No source structure is assigned to target structure &.

SAP Error Message - Details

• Message type: E = Error

• Message class: /SAPDMC/LSMW_OBJ_030 -

• Message number: 003

• Message text: No source structure is assigned to target structure &.

Self-Explanatory Message

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Smart SAP Assistant

• What is the cause and solution for SAP error message /SAPDMC/LSMW_OBJ_030003 - No source structure is assigned to target structure &. ?

  The SAP error message /SAPDMC/LSMW_OBJ_030003 No source structure is assigned to target structure &. typically occurs in the context of the Legacy System Migration Workbench (LSMW) when you are trying to map data from a source structure to a target structure, but there is no source structure assigned to the specified target structure.
  Cause:
  
  Missing Assignment: The most common cause of this error is that the source structure has not been assigned to the target structure in the LSMW project.
  Incorrect Configuration: There may be an issue with the configuration of the LSMW project, such as not properly defining the source structure or not linking it to the target structure.
  Data Mapping Issues: If the mapping between the source and target structures is not correctly set up, this error can occur.
  
  Solution:
  To resolve this error, you can follow these steps:
  
  
  Check the LSMW Project Configuration:
  
  Go to the LSMW transaction (LSMW).
  Open the relevant project, subproject, and object.
  Navigate to the "Maintain Source Structures" section and ensure that the source structure is defined.
  
  
  
  Assign Source Structure to Target Structure:
  
  In the "Maintain Source Structures" section, ensure that the source structure is correctly assigned to the target structure.
  If it is not assigned, you will need to create the assignment. This can usually be done in the "Maintain Field Mapping and Conversion Rules" section.
  
  
  
  Review Field Mapping:
  
  Check the field mapping to ensure that all necessary fields from the source structure are mapped to the corresponding fields in the target structure.
  Make sure that the data types and lengths are compatible.
  
  
  
  Test the Configuration:
  
  After making the necessary changes, test the configuration by running a test import to see if the error persists.
  
  
  
  Consult Documentation:
  
  If you are still facing issues, refer to the SAP documentation or help resources for LSMW, as they may provide additional insights or troubleshooting steps.
  
  
  
  Related Information:
  
  LSMW Overview: LSMW is a tool in SAP that allows for the migration of data from legacy systems into SAP systems. It supports various methods of data transfer, including batch input, direct input, BAPIs, and IDocs.
  Error Handling: Familiarize yourself with common error messages in LSMW and their resolutions, as this can help in troubleshooting similar issues in the future.
  SAP Notes: Check for any relevant SAP Notes that may address specific issues related to LSMW and the error message you are encountering.
  
  By following these steps, you should be able to resolve the error and successfully map your source structure to the target structure in LSMW.