How To Fix SALV_X_API096 - Illegal line index for log operation (&1)

SAP Error Message - Details

• Message type: E = Error

• Message class: SALV_X_API - Messages for ALV API exceptions

• Message number: 096

• Message text: Illegal line index for log operation (&1)

Self-Explanatory Message

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Smart SAP Assistant

• What is the cause and solution for SAP error message SALV_X_API096 - Illegal line index for log operation (&1) ?

  The SAP error message SALV_X_API096 Illegal line index for log operation (&1) typically occurs in the context of using the SAP ALV (ABAP List Viewer) framework, particularly when dealing with log operations in the context of ALV grid or list displays. This error indicates that there is an attempt to access a line index that is not valid or does not exist in the current context.
  Cause:
  
  Invalid Line Index: The line index specified in the operation is either negative, zero, or exceeds the number of lines currently available in the ALV output.
  Data Manipulation: If there are operations that modify the data displayed in the ALV (like filtering, sorting, or deleting rows), the line index may become invalid.
  Timing Issues: The error may occur if the log operation is attempted before the ALV has been fully initialized or populated with data.
  
  Solution:
  
  Check Line Index: Ensure that the line index being used in the log operation is valid. It should be within the range of existing lines in the ALV output.
  Debugging: Use debugging tools to trace the value of the line index at the point where the error occurs. This can help identify why an invalid index is being used.
  Data Consistency: Ensure that any operations that modify the data in the ALV (like filtering or sorting) are completed before attempting to log operations.
  Initialization: Make sure that the ALV is fully initialized and populated with data before performing any log operations.
  Error Handling: Implement error handling in your code to catch this specific error and provide a fallback or a user-friendly message.
  
  Related Information:
  
  ALV Documentation: Review the SAP documentation for ALV to understand the expected behavior of line indices and how to manage them properly.
  SAP Notes: Check for any relevant SAP Notes that might address this specific error or provide patches or updates that could resolve the issue.
  Community Forums: Engage with SAP community forums or support channels where similar issues may have been discussed, and solutions shared.
  
  By following these steps, you should be able to identify the root cause of the error and implement a solution to prevent it from occurring in the future.