How To Fix /SAPDMC/LSMW_OBJ_020030 - Select one file only

SAP Error Message - Details

• Message type: E = Error

• Message class: /SAPDMC/LSMW_OBJ_020 -

• Message number: 030

• Message text: Select one file 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 /SAPDMC/LSMW_OBJ_020030 - Select one file only ?

  The SAP error message /SAPDMC/LSMW_OBJ_020030 with the description "Select one file only" typically occurs in the context of using the Legacy System Migration Workbench (LSMW) in SAP. This error indicates that the system expects only one file to be selected for processing, but either multiple files have been selected or the input does not meet the expected criteria.
  Cause:
  
  Multiple File Selection: The user may have inadvertently selected more than one file when the system requires only a single file for the operation.
  Incorrect File Format: The selected file may not be in the expected format or structure, leading the system to misinterpret the input.
  Configuration Issues: There may be issues with the LSMW project configuration that do not align with the expected input.
  
  Solution:
  
  Select a Single File: Ensure that you are selecting only one file for the operation. If you have multiple files, process them one at a time.
  Check File Format: Verify that the file you are trying to upload is in the correct format and adheres to the specifications required by the LSMW project.
  Review LSMW Configuration: Check the LSMW project settings to ensure that they are correctly configured for the type of data you are trying to import.
  Restart the Process: Sometimes, simply restarting the LSMW process and re-selecting the file can resolve temporary glitches.
  
  Related Information:
  
  LSMW Overview: LSMW is a tool in SAP used for data migration from legacy systems to 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. SAP documentation and community forums can be valuable resources.
  SAP Notes: Check for any relevant SAP Notes that may address this specific error or provide updates and patches that could resolve underlying issues.
  
  If the problem persists after trying the above solutions, consider reaching out to your SAP support team or consulting the SAP community for further assistance.