How To Fix FMCA_ISR_EN422 - Only rules using same rule engine can be set in one variant

SAP Error Message - Details

• Message type: E = Error

• Message class: FMCA_ISR_EN -

• Message number: 422

• Message text: Only rules using same rule engine can be set in one variant

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 FMCA_ISR_EN422 - Only rules using same rule engine can be set in one variant ?

  The SAP error message FMCA_ISR_EN422 indicates that there is an issue with the configuration of rules in a variant within the SAP system. Specifically, this error occurs when you attempt to combine rules that utilize different rule engines in a single variant. In SAP, a variant is a set of parameters or configurations that can be reused for processing.
  Cause:
  The primary cause of this error is the attempt to include rules from different rule engines in the same variant. Each rule engine is designed to handle specific types of rules, and mixing them can lead to inconsistencies or conflicts in processing.
  Solution:
  To resolve this error, you should ensure that all rules included in a variant are from the same rule engine. Here are the steps you can take:
  
  
  Review the Rules: Check the rules you are trying to include in the variant. Identify which rule engine each rule belongs to.
  
  
  Separate Variants: If you have rules from different rule engines, create separate variants for each rule engine. This way, you can maintain the integrity of the rules and avoid the error.
  
  
  Modify the Rules: If possible, modify the rules so that they can be processed by the same rule engine. This may involve changing the logic or the conditions of the rules.
  
  
  Consult Documentation: Refer to the SAP documentation or help resources for guidance on how to properly configure rules and variants.
  
  
  Testing: After making the necessary changes, test the variants to ensure that they work as expected without triggering the error.
  
  
  Related Information:
  
  Rule Engines: Understand the different rule engines available in your SAP system and their specific use cases.
  SAP Notes: Check for any relevant SAP Notes or updates that may address this issue or provide additional guidance.
  Support: If you are unable to resolve the issue, consider reaching out to SAP support or your internal SAP team for assistance.
  
  By following these steps, you should be able to resolve the FMCA_ISR_EN422 error and successfully configure your variants in SAP.