How To Fix FCO_COPA104 - Field name must begin with ZZ or YY

FCO_COPA104 - Overview

• Message type: E = Error

• Message class: FCO_COPA - SFIN message class for CO-PA relevant issues

• Message number: 104

• Message text: Field name must begin with ZZ or YY

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.

What else can you do?

First, use our AnswerBot below to get a possible cause and solution (requires a premium subscription).

Also, review the in-depth Common Questions & Answers listed below; you could discover a solution there or be able to connect with others who have faced similar challenges.

You can also try searching the SAP support portal (support.sap.com) but you need a special user ID to access it. It is possible that an SAP support note exists that provides additional details about the mistake or even steps for fixing it.

Smart SAP Assistant

• What is the cause and solution for SAP error message FCO_COPA104 - Field name must begin with ZZ or YY ?

  The SAP error message FCO_COPA104 indicates that a field name must begin with "ZZ" or "YY" in the context of Customizing or development in SAP, particularly related to the Controlling (CO) module and Profitability Analysis (COPA). This error typically arises when you are trying to create or modify a field in a custom table or structure that does not adhere to SAP's naming conventions for custom fields.
  
  Cause:
  
  Naming Convention: In SAP, custom fields are required to start with "ZZ" or "YY" to differentiate them from standard SAP fields. This is a part of SAP's naming convention to avoid conflicts with standard fields and ensure that custom developments are easily identifiable.
  Field Definition: If you are trying to define a new field in a structure or table and the field name does not comply with this convention, the system will throw this error.
  
  
  Solution:
  
  Rename the Field: Change the name of the field you are