How To Fix KW378 - Function &1 not found.

KW378 - Overview

• Message type: E = Error

• Message class: KW - CO-ABC Activity-Based Costing

• Message number: 378

• Message text: Function &1 not found.

What causes this issue?

Function &V1& was not found.
Function &V1& cannot be used as first relational operator because it is
not defined in the environment or is not allowed as first operand of
the selected editor.

System Response

1. The relational operator is reset.

How to fix this error?

Enter a valid function.

Error message extract from SAP system. Copyright SAP SE.

KW378 - Details

• The SAP error message KW378, which states "Function &1 not found," typically indicates that the system is unable to locate a specific function module or method that is being called in the program or transaction you are executing. This can occur for several reasons, and here are some common causes, potential solutions, and related information:
  Causes:
  
  Missing Function Module: The function module specified in the error message may not exist in the system. This could be due to a missing transport or an incomplete installation.
  Incorrect Function Name: There may be a typo or incorrect naming in the function call.
  Authorization Issues: The user executing the transaction may not have the necessary authorizations to access the function module.
  Namespace Issues: If the function module is in a specific namespace, it may not be accessible due to configuration or authorization settings.
  System Version: The function module may exist in a different version of SAP or may have