How To Fix UCM0021 - Type &1 is not a logical name (first character must be a "&2")

UCM0021 - Overview

• Message type: E = Error

• Message class: UCM0 - Messages for Data Basis, Cons Area, ...

• Message number: 021

• Message text: Type &1 is not a logical name (first character must be a "&2")

What causes this issue?

The passed type name &V1& does not have the format of a logical name of
a generated object for a consolidation area. Valid logical names begin
with the character &V2&.

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?

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 UCM0021 - Type &1 is not a logical name (first character must be a "&2") ?

  The SAP error message UCM0021 indicates that there is an issue with a logical name in the context of the SAP system. Specifically, the error message states that the type of the logical name is not valid, and it specifies that the first character of the logical name must be a certain character (denoted as "&2").
  
  Cause:
  The error typically arises when:
  
  A logical name is being defined or used in a configuration or transaction, and the name does not conform to the expected naming conventions.
  The first character of the logical name does not match the required character type (e.g., it might need to start with a specific letter or symbol).
  There may be a typo or formatting issue in the logical name being entered.
  
  
  Solution:
  To resolve the UCM0021 error, you can take the following steps:
  
  
  Check the Logical Name: Review the logical name you are trying to use. Ensure that it adheres to the naming