How To Fix SFB508 - The cursor is not on a valid table column

SAP Error Message - Details

• Message type: E = Error

• Message class: SFB - Messages for Formula Builder

• Message number: 508

• Message text: The cursor is not on a valid table column

What causes this issue?

You have attempted to sort the operand list. For this, however, the
cursor must be positioned on one of the two table columns "Techn. Name"
or "Short Description" (on any line).

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?

Position the cursor correctly and start the function again.

Error message extract from SAP system. Copyright SAP SE.

Smart SAP Assistant

• What is the cause and solution for SAP error message SFB508 - The cursor is not on a valid table column ?

  The SAP error message SFB508 ("The cursor is not on a valid table column") typically occurs in the context of SAP ABAP programming, particularly when working with internal tables or database tables in the ABAP editor or during runtime. This error indicates that the cursor is positioned on a part of the screen or code that does not correspond to a valid column of a table.
  Causes:
  
  Incorrect Cursor Position: The cursor may be placed on a part of the screen that does not correspond to a valid column in the table structure.
  Invalid Table Reference: The table you are trying to access may not be defined correctly, or you may be trying to access a column that does not exist in the specified table.
  Dynamic Table Access: If you are using dynamic programming techniques (like using field symbols or dynamic field access), the cursor may not be pointing to a valid field.
  Screen Layout Issues: If you are working with screen layouts (like SAP GUI screens), the layout may not be correctly defined, leading to cursor positioning issues.
  
  Solutions:
  
  Check Cursor Position: Ensure that the cursor is positioned on a valid column of the table. Move the cursor to a valid area and try again.
  Verify Table Structure: Check the definition of the table you are working with. Make sure that the column you are trying to access exists in the table structure.
  Review Code Logic: If you are using dynamic access, review your code to ensure that you are correctly referencing the table and its columns.
  Debugging: Use the ABAP debugger to step through your code and check the values of variables and the cursor position at runtime.
  Screen Design: If the error occurs in a screen, check the screen layout in the Screen Painter to ensure that all fields are correctly defined and aligned.
  
  Related Information:
  
  ABAP Documentation: Refer to the official SAP ABAP documentation for more details on internal tables and screen programming.
  SAP Community: Engage with the SAP Community forums to see if others have encountered similar issues and how they resolved them.
  SAP Notes: Check SAP Notes for any known issues or patches related to this error message.
  
  By following these steps, you should be able to identify the cause of the SFB508 error and implement a solution to resolve it.