How To Fix /SAPAPO/ATP238 - Wildcard character &2 is not allowed for product allocation group &1

SAP Error Message - Details

• Message type: E = Error

• Message class: /SAPAPO/ATP -

• Message number: 238

• Message text: Wildcard character &2 is not allowed for product allocation group &1

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/ATP238 - Wildcard character &2 is not allowed for product allocation group &1 ?

  The SAP error message /SAPAPO/ATP238 indicates that there is an issue with the use of wildcard characters in the context of product allocation groups in SAP Advanced Planning and Optimization (APO). Specifically, the error states that a wildcard character (like * or ?) is not allowed in the product allocation group specified.
  Cause:
  The error typically arises when:
  
  A wildcard character is inadvertently included in the product allocation group name or ID.
  The system is trying to process a request that includes a wildcard character in a context where it is not permitted.
  
  Solution:
  To resolve this error, you can take the following steps:
  
  
  Check the Product Allocation Group: 
  
  Verify the product allocation group specified in the error message. Ensure that it does not contain any wildcard characters.
  If you are using a selection screen or input field, make sure that you are entering the exact name of the product allocation group without any wildcards.
  
  
  
  Review Configuration:
  
  If you are using a program or a report that generates product allocation groups, check the logic to ensure that it does not append wildcard characters to the group names.
  
  
  
  Correct Input:
  
  If the error occurs during data entry, correct the input to remove any wildcard characters and re-execute the transaction or report.
  
  
  
  Consult Documentation:
  
  Review the relevant SAP documentation or help files for guidelines on valid product allocation group naming conventions.
  
  
  
  Check Custom Code:
  
  If you have custom ABAP code or enhancements that interact with product allocation groups, review the code to ensure it adheres to the naming conventions and does not introduce wildcards.
  
  
  
  Related Information:
  
  SAP Notes: Check SAP Notes for any known issues or patches related to this error message. You can search the SAP Support Portal for relevant notes.
  SAP Community: Engage with the SAP Community forums to see if other users have encountered similar issues and what solutions they have found.
  Transaction Codes: Familiarize yourself with relevant transaction codes in SAP APO that deal with product allocation, such as /SAPAPO/ATC for allocation checks.
  
  By following these steps, you should be able to identify the cause of the error and implement a solution to resolve it.