How To Fix IWB_MPS156 - Select exactly one entry

SAP Error Message - Details

• Message type: E = Error

• Message class: IWB_MPS - Messages for Multi-Product Support

• Message number: 156

• Message text: Select exactly one entry

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.

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Smart SAP Assistant

• What is the cause and solution for SAP error message IWB_MPS156 - Select exactly one entry ?

  The SAP error message IWB_MPS156: Select exactly one entry typically occurs in the context of the SAP Integrated Business Planning (IBP) or SAP S/4HANA environments when a user attempts to perform an action that requires a single selection, but multiple entries are selected instead.
  Cause:
  This error is usually caused by one of the following scenarios:
  
  Multiple Selections: The user has selected more than one item in a list or table where the system expects only one item to be selected.
  Incorrect User Action: The action being performed (like editing, deleting, or viewing details) is designed to work with a single entry, and the user inadvertently selects multiple entries.
  User Interface Design: The design of the user interface may not clearly indicate that only one selection is allowed, leading to confusion.
  
  Solution:
  To resolve the error, follow these steps:
  
  Review Your Selection: Go back to the selection screen or list and ensure that you have selected only one entry. Deselect any additional items.
  Check for Filters: If applicable, apply filters to narrow down the list to find the specific entry you want to work with.
  Reattempt the Action: After ensuring that only one entry is selected, reattempt the action that triggered the error.
  User Training: If this is a recurring issue, consider providing training or documentation to users to clarify when single selections are required.
  
  Related Information:
  
  SAP Documentation: Refer to the official SAP documentation for the specific module you are working with (IBP, S/4HANA, etc.) for more details on selection requirements.
  SAP Community: Engage with the SAP Community forums to see if other users have encountered similar issues and what solutions they have found.
  System Configuration: If the issue persists and seems to be related to system configuration, consult with your SAP Basis or technical team to ensure that the system is set up correctly.
  
  By following these steps, you should be able to resolve the IWB_MPS156 error and proceed with your tasks in SAP.