How To Fix DS301 - Internal error: A line cannot be deleted in &

SAP Error Message - Details

• Message type: E = Error

• Message class: DS - Messages for Editing Text Elements in ABAP Programs

• Message number: 301

• Message text: Internal error: A line cannot be deleted in &

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.

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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.

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Smart SAP Assistant

• What is the cause and solution for SAP error message DS301 - Internal error: A line cannot be deleted in & ?

  The SAP error message DS301 ("Internal error: A line cannot be deleted in &") typically occurs in the context of data processing within SAP, particularly when dealing with data records in tables or internal structures. This error indicates that the system encountered an unexpected condition that prevents it from deleting a line or record in a specified context (indicated by the "&" placeholder).
  Possible Causes:
  
  Data Integrity Issues: The record you are trying to delete may be linked to other records or may violate data integrity constraints.
  Locked Records: The record might be locked by another user or process, preventing deletion.
  Program Logic Errors: There may be a bug or logical error in the custom code or standard program that is attempting to delete the record.
  Authorization Issues: The user may not have the necessary permissions to delete the record.
  System Bugs: There could be a known issue or bug in the version of SAP you are using.
  
  Solutions:
  
  Check Data Integrity: Ensure that the record you are trying to delete does not have dependencies or constraints that prevent its deletion. Review related records and their statuses.
  Unlock Records: If the record is locked, check for any active sessions or processes that may be holding the lock. You can use transaction codes like SM12 to view and manage locks.
  Review Custom Code: If the error occurs in a custom program, review the code for any logical errors or conditions that may lead to this error. Debugging the program may help identify the issue.
  Check Authorizations: Ensure that the user has the necessary authorizations to perform the delete operation. You can check this in transaction SU53 or by reviewing the user's role assignments.
  Consult SAP Notes: Search the SAP Support Portal for any relevant SAP Notes or patches that address this specific error. There may be updates or fixes available for your version of SAP.
  Contact SAP Support: If the issue persists and you cannot identify the cause, consider reaching out to SAP Support for assistance. Provide them with detailed information about the error, including transaction codes, user actions, and any relevant logs.
  
  Related Information:
  
  Transaction Codes: Familiarize yourself with transaction codes like SE80 (Object Navigator), SE37 (Function Module), and SE38 (ABAP Program) for debugging and analyzing the program logic.
  SAP Community: Engage with the SAP Community forums to see if other users have encountered similar issues and what solutions they found effective.
  Documentation: Review SAP documentation related to the specific module or functionality you are working with to understand any constraints or requirements for deleting records.
  
  By following these steps, you should be able to diagnose and resolve the DS301 error in SAP.