How To Fix FDT_WD_EXPRESSION090 - Security Check: Function Module &1 is not expected to be called

FDT_WD_EXPRESSION090 - Overview

• Message type: E = Error

• Message class: FDT_WD_EXPRESSION -

• Message number: 090

• Message text: Security Check: Function Module &1 is not expected to be called

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 FDT_WD_EXPRESSION090 - Security Check: Function Module &1 is not expected to be called ?

  The SAP error message FDT_WD_EXPRESSION090 indicates that a security check has failed because a specific function module (FM) is not expected to be called in the current context. This is typically related to the use of function modules in the context of the SAP Fiori or Web Dynpro applications, where certain security restrictions are enforced to prevent unauthorized access or execution of sensitive operations.
  
  Cause:
  
  Security Restrictions: The function module being called may have security restrictions that prevent it from being executed in certain contexts, such as from a web application or by a user without the necessary authorizations.
  Incorrect Configuration: The function module may not be properly configured to be called from the specific application or context.
  Authorization Issues: The user executing the function may not have the required authorizations to call the function module.
  Development Errors: There may be a mistake in the code where the function module is being called incorrectly or