How To Fix /SAPAPO/PE164 - Selection &1 not assigned to trigger group &2

SAP Error Message - Details

• Message type: E = Error

• Message class: /SAPAPO/PE -

• Message number: 164

• Message text: Selection &1 not assigned to trigger group &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.

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 /SAPAPO/PE164 - Selection &1 not assigned to trigger group &2 ?

  The SAP error message /SAPAPO/PE164 Selection &1 not assigned to trigger group &2 typically occurs in the context of SAP Advanced Planning and Optimization (APO) when there is an issue with the assignment of a selection (like a product or location) to a trigger group. This error indicates that the system is trying to process a selection that has not been properly linked to the specified trigger group.
  Cause:
  
  Missing Assignment: The selection (e.g., a product or location) is not assigned to the specified trigger group in the system.
  Configuration Issues: There may be a configuration issue in the APO system where the trigger group is not set up correctly.
  Data Inconsistency: There could be inconsistencies in the master data or configuration that prevent the selection from being recognized as part of the trigger group.
  
  Solution:
  
  
  Check Trigger Group Assignment:
  
  Go to the transaction code /SAPAPO/SDP94 (or the relevant transaction for your version) to check the assignment of the selection to the trigger group.
  Ensure that the selection (e.g., product or location) is correctly assigned to the trigger group in question.
  
  
  
  Assign Selection to Trigger Group:
  
  If the selection is not assigned, you can assign it to the trigger group using the appropriate configuration settings in the APO system.
  Navigate to the relevant configuration area (e.g., in the SAP Easy Access menu, go to APO -> Supply Chain Planning -> Master Data -> Trigger Groups) and make the necessary assignments.
  
  
  
  Review Configuration Settings:
  
  Check the configuration settings for the trigger group to ensure that it is set up correctly and that all necessary selections are included.
  Verify that the trigger group is active and properly configured to handle the selections you are working with.
  
  
  
  Data Consistency Check:
  
  Perform a data consistency check to identify any discrepancies in the master data that may be causing the issue.
  Use transaction codes like /SAPAPO/MASTER_DATA_CHECK to run checks on the relevant master data.
  
  
  
  Consult Documentation:
  
  Refer to SAP documentation or help notes related to trigger groups and selection assignments for additional guidance.
  
  
  
  Related Information:
  
  Trigger Groups: Trigger groups in SAP APO are used to define which products or locations are monitored for changes that require planning actions.
  Master Data: Ensure that your master data is complete and accurate, as this is crucial for the proper functioning of planning processes in APO.
  SAP Notes: Check for any relevant SAP Notes that may address known issues or provide additional troubleshooting steps related to this error message.
  
  If the issue persists after following these steps, it may be beneficial to consult with your SAP support team or refer to SAP's support portal for further assistance.