How To Fix SE317 - Line number not unique or is outside the interval

SAP Error Message - Details

• Message type: E = Error

• Message class: SE - Dienstleistungen Stammdaten Leistungsposition

• Message number: 317

• Message text: Line number not unique or is outside the interval

What causes this issue?

You have attempted to assign a line number more than once. This is not
possible.
Or the specified line number is outside the interval you specified for
this outline level when defining the outline.

System Response

The system issues an error message and will not allow you to continue with this transaction until the error is resolved.

How to fix this error?

Please assign a unique number for the line, or a number that lies
within the relevant interval.
You also have the option of changing the interval in the outline.

Error message extract from SAP system. Copyright SAP SE.

Smart SAP Assistant

• What is the cause and solution for SAP error message SE317 - Line number not unique or is outside the interval ?

  The SAP error message "SE317 Line number not unique or is outside the interval" typically occurs in the context of ABAP programming, particularly when dealing with internal tables or when trying to access specific lines in a table. This error indicates that the line number you are trying to reference is either not unique (i.e., there are multiple entries with the same line number) or it is outside the valid range of line numbers for the internal table.
  Causes:
  
  
  Non-unique Line Numbers: If you are trying to access a line in an internal table using a line number that is not unique, SAP will throw this error. This can happen if you have duplicate entries in the internal table.
  
  
  Out of Range: If the line number you are trying to access is less than 1 or greater than the number of entries in the internal table, you will encounter this error.
  
  
  Incorrect Logic: The logic used to determine the line number may be flawed, leading to an attempt to access a line that does not exist.
  
  
  Solutions:
  
  
  Check Line Number Validity: Before accessing a line in an internal table, ensure that the line number is within the valid range. You can do this by checking the number of entries in the table using LINES() or DESCRIBE TABLE.
  DATA: lv_line TYPE i.
  lv_line = 5. " Example line number
  IF lv_line < 1 OR lv_line > lines( it_table ).
    " Handle the error, e.g., raise an exception or log a message
  ENDIF.
  
  
  Ensure Uniqueness: If you are working with a table that should have unique entries, ensure that you are not inserting duplicates. You can use SORT and DELETE ADJACENT DUPLICATES to remove duplicates from the internal table.
  SORT it_table.
  DELETE ADJACENT DUPLICATES FROM it_table COMPARING field1 field2.
  
  
  Debugging: Use the debugger to step through your code and check the values of the line numbers being used. This can help identify where the logic is failing.
  
  
  Error Handling: Implement error handling to manage cases where the line number is invalid. This can include logging the error or providing a user-friendly message.
  
  
  Related Information:
  
  Internal Tables: Understanding how internal tables work in ABAP is crucial. They are used to store multiple records in a structured way.
  ABAP Documentation: Refer to the official SAP documentation for more details on internal tables, line number handling, and error messages.
  Community Forums: SAP Community and other forums can be helpful for finding similar issues and solutions shared by other developers.
  
  By following these guidelines, you should be able to resolve the SE317 error effectively.