How To Fix /SAPAPO/MA890 - Select exactly one selection

SAP Error Message - Details

• Message type: E = Error

• Message class: /SAPAPO/MA -

• Message number: 890

• Message text: Select exactly one selection

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/MA890 - Select exactly one selection ?

  The SAP error message /SAPAPO/MA890 Select exactly one selection typically occurs in the context of SAP Advanced Planning and Optimization (APO) when a user is trying to execute a function that requires a single selection but has made multiple selections instead. This error is common in scenarios where a user is expected to choose one item from a list or a set of options, but has inadvertently selected more than one.
  Cause:
  
  Multiple Selections: The most common cause of this error is that the user has selected multiple entries in a selection screen or a list where only one entry is allowed.
  Incorrect Input: The user may have misunderstood the input requirements, leading to multiple selections being made.
  User Interface Issues: Sometimes, the user interface may not clearly indicate that only one selection is allowed, leading to confusion.
  
  Solution:
  
  Review Selections: Go back to the selection screen or list and ensure that only one item is selected. Deselect any additional items that may have been selected inadvertently.
  Check Documentation: Refer to the relevant SAP documentation or user guide for the specific transaction or function you are using to understand the selection requirements.
  User Training: If this error occurs frequently, consider providing additional training or guidance to users on how to properly make selections in the system.
  System Configuration: If the error persists and seems to be related to system configuration, consult with your SAP Basis or APO consultant to ensure that the system is set up correctly.
  
  Related Information:
  
  Transaction Codes: This error can occur in various transaction codes within the APO module, particularly those related to planning and forecasting.
  SAP Notes: Check SAP Notes for any known issues or patches related to this error message. SAP frequently updates its knowledge base with solutions to common problems.
  User Forums: Consider visiting SAP community forums or discussion boards where other users may have encountered and resolved similar issues.
  
  If you continue to experience issues after following these steps, it may be beneficial to reach out to your SAP support team for further assistance.