How To Fix ICA02023 - Function &1 is not allowed for the field &2.

ICA02023 - Overview

• Message type: E = Error

• Message class: ICA02 - ICA Matching Engine Message Class

• Message number: 023

• Message text: Function &1 is not allowed for the field &2.

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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Smart SAP Assistant

• What is the cause and solution for SAP error message ICA02023 - Function &1 is not allowed for the field &2. ?

  The SAP error message ICA02023 indicates that a specific function is not allowed for a particular field in the context of the operation you are trying to perform. This error typically arises in the context of configuration or data entry where certain fields have restrictions on the operations that can be performed on them.
  
  Cause:
  
  Field Restrictions: The field you are trying to manipulate may have restrictions based on its data type, status, or the context in which it is being used. For example, certain fields may be read-only or may not allow specific operations like updates or deletions.
  Business Logic: The business logic defined in the SAP system may prevent certain functions from being executed on specific fields to maintain data integrity or adhere to business rules.
  
  Configuration Issues: There may be configuration settings in the system that restrict the use of certain functions for specific fields.
  
  
  Solution:
  
  Check Field Properties: Review the properties of