How To Fix /SAPDMC/LSMW_AUX_010018 - Assign files first.

SAP Error Message - Details

• Message type: E = Error

• Message class: /SAPDMC/LSMW_AUX_010 -

• Message number: 018

• Message text: Assign files first.

Self-Explanatory Message

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Smart SAP Assistant

• What is the cause and solution for SAP error message /SAPDMC/LSMW_AUX_010018 - Assign files first. ?

  The SAP error message /SAPDMC/LSMW_AUX_010018 Assign files first typically occurs in the context of using the Legacy System Migration Workbench (LSMW) in SAP. This error indicates that the system expects you to assign files to the LSMW project before proceeding with the data migration process.
  Cause:
  The error is triggered when you attempt to execute a step in the LSMW process without having first assigned the necessary files that contain the data to be migrated. This is a common oversight, especially if you are new to using LSMW or if you are working with a complex migration project.
  Solution:
  To resolve this error, follow these steps:
  
  
  Open LSMW: Go to the LSMW transaction in your SAP system.
  
  
  Select Your Project: Choose the appropriate project, subproject, and object that you are working on.
  
  
  Navigate to the File Assignment Step:
  
  Go to the "Maintain Files" step in the LSMW menu.
  Here, you will need to assign the files that contain the data you want to migrate.
  
  
  
  Assign Files:
  
  Click on the "Create" or "Change" button to assign the necessary files.
  Specify the file path and name for the source data files you are using for the migration.
  Ensure that the file format and structure match the requirements of the LSMW project.
  
  
  
  Save Changes: After assigning the files, make sure to save your changes.
  
  
  Re-run the Process: Go back to the step where you encountered the error and try to execute it again.
  
  
  Related Information:
  
  Documentation: Refer to the official SAP documentation for LSMW for detailed instructions on file assignment and data migration processes.
  File Formats: Ensure that the files you are assigning are in the correct format (e.g., CSV, TXT) and that they adhere to the structure expected by the LSMW project.
  Error Handling: If you continue to encounter issues, check for any additional error messages or logs that may provide more context on what might be going wrong.
  
  By following these steps, you should be able to resolve the error and proceed with your data migration using LSMW in SAP.