How To Fix MC048 - This cursor position not allowed when adding fields

MC048 - Overview

• Message type: E = Error

• Message class: MC - Aggregate: views, matchcodes, lock objects

• Message number: 048

• Message text: This cursor position not allowed when adding fields

What causes this issue?

When adding fields to a matchcode object, you must
add these fields to existing fields. Fields which already exist
cannot be changed.

System Response

The system rejects the requested change and new entries can be made.

How to fix this error?

You can only add fields in the manner described.

Error message extract from SAP system. Copyright SAP SE.

MC048 - Details

• The SAP error message MC048 ("This cursor position not allowed when adding fields") typically occurs in the context of the SAP system when you are trying to add fields to a data structure or table in a way that is not permitted by the system. This error is often encountered in the Data Dictionary (SE11) or while working with ABAP programs.
  
  Cause:
  The error can be caused by several factors, including:
  
  
  Invalid Cursor Position: You may be trying to add a field at a position in the structure that is not allowed. For example, you might be trying to insert a field in the middle of an existing structure where the system does not allow modifications.
  
  
  Field Type Restrictions: Certain field types or attributes may not be compatible with the current structure or table definition.
  
  
  Locked Objects: The object you are trying to modify may be locked by another user or process, preventing changes.
  
  
  Technical Settings: