How To Fix /BOBF/CUST_UI066 - Prefix contains invalid character(s)

SAP Error Message - Details

• Message type: E = Error

• Message class: /BOBF/CUST_UI -

• Message number: 066

• Message text: Prefix contains invalid character(s)

Self-Explanatory Message

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Smart SAP Assistant

• What is the cause and solution for SAP error message /BOBF/CUST_UI066 - Prefix contains invalid character(s) ?

  The SAP error message /BOBF/CUST_UI066 Prefix contains invalid character(s) typically occurs in the context of the Business Object Processing Framework (BOPF) when you are trying to create or modify a UI configuration or a custom UI element. This error indicates that the prefix you are using for a custom UI element contains characters that are not allowed.
  Cause:
  
  Invalid Characters: The prefix you are trying to use may contain special characters, spaces, or other invalid characters that are not permitted in SAP naming conventions.
  Naming Conventions: SAP has specific rules for naming objects, which usually allow only alphanumeric characters and underscores. Any deviation from this can trigger the error.
  Configuration Issues: If you are working with a custom UI configuration, it may not be set up correctly, leading to this error.
  
  Solution:
  
  Check the Prefix: Review the prefix you are using and ensure it adheres to SAP's naming conventions. It should only contain letters (A-Z, a-z), numbers (0-9), and underscores (_).
  Modify the Prefix: If the prefix contains invalid characters, modify it to a valid format. For example, change My-Prefix to My_Prefix or MyPrefix.
  Use Standard Prefixes: If possible, use standard prefixes provided by SAP or those that are commonly accepted in your organization.
  Review Documentation: Check the SAP documentation or guidelines for naming conventions related to the specific BOPF or UI elements you are working with.
  Test Changes: After making changes to the prefix, test the configuration again to ensure that the error is resolved.
  
  Related Information:
  
  SAP Notes: Check for any relevant SAP Notes that might provide additional context or solutions for this error.
  SAP Community: Engage with the SAP Community forums to see if other users have encountered similar issues and what solutions they found effective.
  BOPF Documentation: Review the official SAP documentation on the Business Object Processing Framework for best practices and guidelines on UI configurations.
  
  By following these steps, you should be able to resolve the error and successfully configure your UI elements in SAP.