How To Fix EM121 - At least one field is not in the dictionary

EM121 - Overview

• Message type: E = Error

• Message class: EM - IS-U Migration

• Message number: 121

• Message text: At least one field is not in the dictionary

What causes this issue?

During the conversion of the recording data in the auto data structure,
at least one field that is not defined in the ABAP Dictionary was
found.
This is the case, for example, for field &V1&.

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?

Locate all the fields in the recording data overview that do not have
field names and manually assign field names to these fields.

Procedure for System Administrators

Error message extract from SAP system. Copyright SAP SE.

Smart SAP Assistant

• What is the cause and solution for SAP error message EM121 - At least one field is not in the dictionary ?

  The SAP error message EM121, which states "At least one field is not in the dictionary," typically occurs when there is an issue with the data dictionary in SAP. This error can arise in various contexts, such as when working with data elements, structures, or database tables. Here are some common causes, solutions, and related information for this error:
  Causes:
  
  
  Field Not Defined: The field referenced in the program or transaction is not defined in the data dictionary (DDIC). This could be due to a typo or because the field was deleted or not created.
  
  
  Incorrect Data Element: The data element associated with the field may not exist or may have been incorrectly specified.
  
  
  Transport Issues: If the object containing the field was transported from one system to another (e.g., from development to production), it may not have been transported correctly.
  
  
  Namespace Issues: If the field is part of a custom namespace and the namespace