How To Fix EM015 - The fields have no substructure

SAP Error Message - Details

• Message type: E = Error

• Message class: EM - IS-U Migration

• Message number: 015

• Message text: The fields have no substructure

What causes this issue?

The automation data structure fields cannot have a substructure.

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?

Do not attempt to create substructures for fields.

Error message extract from SAP system. Copyright SAP SE.

Smart SAP Assistant

• What is the cause and solution for SAP error message EM015 - The fields have no substructure ?

  The SAP error message EM015, which states "The fields have no substructure," typically occurs when there is an attempt to access a substructure or field that does not exist in the specified data structure or table. This can happen in various contexts, such as when working with ABAP programs, data dictionary objects, or when defining structures in custom development.
  Cause:
  
  Incorrect Structure Definition: The structure or table you are trying to access does not have the specified substructure or field.
  Typographical Errors: There may be a typo in the field name or structure name.
  Changes in Data Dictionary: If the structure was modified (e.g., fields were removed or renamed) after the code was written, it could lead to this error.
  Incompatible Data Types: If you are trying to assign a value to a field that does not exist in the structure, this error can occur.
  
  Solution:
  
  Check Structure Definition: Verify the definition of the structure or table in the Data Dictionary (SE11). Ensure that the substructure or field you are trying to access actually exists.
  Correct Typographical Errors: Review the code for any typos in the field or structure names.
  Update Code: If the structure has changed, update your ABAP code to reflect the current structure definition.
  Use the Right Data Types: Ensure that you are using the correct data types and that the fields you are trying to access are compatible with the data being assigned to them.
  Debugging: Use the ABAP debugger to step through the code and identify where the error occurs. This can help pinpoint the exact line of code that is causing the issue.
  
  Related Information:
  
  Transaction Codes: Use SE11 to view and modify data dictionary objects, SE80 for object navigation, and SE37 for function modules.
  Documentation: Refer to SAP documentation for more details on data structures and ABAP programming.
  SAP Notes: Check SAP Notes for any known issues or patches related to this error message.
  Community Forums: Engage with SAP community forums or support channels for additional insights and solutions from other users who may have encountered similar issues.
  
  By following these steps, you should be able to identify the cause of the EM015 error and implement a solution to resolve it.