How To Fix FR027 - The name of the reference must start with "Z"

FR027 - Overview

• Message type: E = Error

• Message class: FR - Messages for FI Reporting

• Message number: 027

• Message text: The name of the reference must start with "Z"

Self-Explanatory Message

Since SAP believes that this specific error message is 'self-explanatory,' no more information has been given.The majority of messages in the SAP system have a message text, however this is frequently insufficient to comprehend or resolve the problem.

To make things easier, more detailed information is frequently added to describe the issue, how to fix it, and the necessary steps or configuration modifications.

Unfortunately, there isn't any extra information in this error notice.

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FR027 - Details

• The SAP error message FR027 indicates that the name of a reference (such as a custom program, function module, or other object) must start with the letter "Z". This is a common convention in SAP systems to differentiate between standard SAP objects and custom objects created by users or developers. 
  
  Cause:
  The error occurs when you attempt to create or modify an object in SAP, and the name you have provided does not start with "Z". This is a requirement in many SAP systems to ensure that custom developments do not conflict with standard SAP objects.
  
  Solution:
  To resolve this error, you should:
  
  
  Rename the Object: Ensure that the name of the object you are trying to create or modify starts with "Z". For example, if you are trying to create a function module named "MY_FUNCTION", you should rename it to "ZMY_FUNCTION".
  
  
  Check Naming Conventions: Familiarize yourself with the naming conventions used in your SAP