How To Fix GS026 - Line number & is greater than number of available set lines

SAP Error Message - Details

• Message type: E = Error

• Message class: GS - Sets

• Message number: 026

• Message text: Line number & is greater than number of available set lines

What causes this issue?

A line reference in a formula contains a line number that is greater
than the number of set lines.

System Response

The system rejects the formula.

How to fix this error?

Remove the line reference, or replace it with a valid line reference.

Error message extract from SAP system. Copyright SAP SE.

Smart SAP Assistant

• What is the cause and solution for SAP error message GS026 - Line number & is greater than number of available set lines ?

  The SAP error message GS026, which states "Line number & is greater than number of available set lines," typically occurs in the context of SAP's document processing, particularly when dealing with line items in a document or a set of data entries. This error indicates that the system is trying to reference a line number that does not exist in the current context, meaning that the specified line number exceeds the number of lines that are actually available.
  Causes:
  
  Incorrect Line Number Reference: The most common cause is that the line number being referenced in a transaction or program is incorrect or out of range.
  Data Entry Errors: Manual data entry errors where users input a line number that exceeds the total number of lines.
  Programmatic Errors: If a custom program or enhancement is being used, there may be a bug in the logic that calculates or references line numbers.
  Changes in Document Structure: If the document structure has changed (e.g., lines were deleted or added), and the system is trying to access a line that no longer exists.
  
  Solutions:
  
  Verify Line Number: Check the line number being referenced in the transaction or program. Ensure it is within the valid range of available lines.
  Review Document: Look at the document or data set in question to confirm how many lines are actually present. Adjust the line number accordingly.
  Debug Custom Code: If the error arises from a custom program, debug the code to identify where the line number is being set or referenced incorrectly.
  Check for Updates: If this error is occurring in a standard SAP transaction, ensure that your system is up to date with the latest patches and notes from SAP, as this may be a known issue.
  Consult SAP Notes: Search the SAP Support Portal for any relevant notes or documentation that may address this specific error message.
  
  Related Information:
  
  Transaction Codes: This error can occur in various transaction codes, especially those related to document entry, such as MIRO (Invoice Receipt), FB60 (Enter Incoming Invoice), etc.
  SAP Support: If the issue persists, consider reaching out to SAP support for assistance, especially if it is affecting business processes.
  User Training: Ensure that users are trained on the correct procedures for entering data to minimize the risk of such errors occurring in the future.
  
  By following these steps, you should be able to identify the cause of the GS026 error and implement a solution to resolve it.