How To Fix E2129 - Select a name for the type group of not more than 5 characters

E2129 - Overview

• Message type: E = Error

• Message class: E2 - DE Data Dictionary

• Message number: 129

• Message text: Select a name for the type group of not more than 5 characters

What causes this issue?

The name of a type group may not exceed 5 places.

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?

Correct your entry.

Error message extract from SAP system. Copyright SAP SE.

E2129 - Details

• The SAP error message E2129, which states "Select a name for the type group of not more than 5 characters," typically occurs when you are trying to create or modify a type group in the ABAP Dictionary (SE11) or during the creation of a new data type in the ABAP programming environment. The error indicates that the name you have provided for the type group exceeds the maximum allowed length of 5 characters.
  
  Cause:
  
  The name you entered for the type group is longer than 5 characters. In SAP, type group names must adhere to specific naming conventions, including a maximum length.
  
  
  Solution:
  
  
  Shorten the Name: Ensure that the name you are trying to use for the type group is 5 characters or fewer. For example, if you entered "MyTypeGroup", you could shorten it to "MTG01" or "TGRP".
  
  
  Naming Conventions: Follow SAP's naming conventions for type groups. Typically, they should be:
  
  Alphanumeric (letters and numbers).
  Start with