How To Fix CFD_REPOSITORY_UTIL027 - Custom Field &1: Name &1 is not valid. Name must start with prefix &2.

SAP Error Message - Details

• Message type: E = Error

• Message class: CFD_REPOSITORY_UTIL - Custom Fields: Repository

• Message number: 027

• Message text: Custom Field &1: Name &1 is not valid. Name must start with prefix &2.

What causes this issue?

Value of property <ZK>CustomFieldID</> &V1& in entity set
<ZK>CustomFields </>is invalid. The Custom Field ID must begin with
prefix &V2&.

System Response

System revokes creation of custom field &V1&

How to fix this error?

Change the value of property <ZK>CustomFieldID</> in entity set
<ZK>CustomFields </>and dependent entity sets to a valid value.

Procedure for System Administrators

The system issues an error message and will not allow you to continue with this transaction until the error is resolved.

Error message extract from SAP system. Copyright SAP SE.

Smart SAP Assistant

• What is the cause and solution for SAP error message CFD_REPOSITORY_UTIL027 - Custom Field &1: Name &1 is not valid. Name must start with prefix &2. ?

  The SAP error message CFD_REPOSITORY_UTIL027 indicates that there is an issue with the naming convention of a custom field in the SAP system. Specifically, the error states that the name of the custom field does not start with the required prefix.
  
  Cause:
  
  Invalid Naming Convention: In SAP, custom fields must adhere to specific naming conventions, which often include a required prefix. This is to ensure that custom fields do not conflict with standard SAP fields and to maintain consistency across the system.
  Prefix Requirement: The error message specifies that the name of the custom field must start with a certain prefix (denoted as &2 in the error message). If the custom field name (denoted as &1) does not start with this prefix, the system will throw this error.
  
  
  Solution:
  
  
  Rename the Custom Field: To resolve this error, you need to rename the custom field so that it starts with the required prefix. 
  
  Identify the correct