How To Fix USMD_MC002 - Select exactly one row.

SAP Error Message - Details

• Message type: E = Error

• Message class: USMD_MC - Messages for USMD Mass Change

• Message number: 002

• Message text: Select exactly one row.

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 USMD_MC002 - Select exactly one row. ?

  The SAP error message USMD_MC002: "Select exactly one row." typically occurs in the context of the SAP Master Data Governance (MDG) application, particularly when you are trying to perform an action that requires a single selection from a list of records, but the system detects that either no rows or multiple rows are selected.
  Cause:
  
  Multiple Selections: The user has selected more than one row in a table or list where only one selection is allowed.
  No Selection: The user has not selected any row when the action requires at least one row to be selected.
  Incorrect Context: The action being performed may not be applicable to the current selection context, leading to confusion in the selection.
  
  Solution:
  
  Single Selection: Ensure that you select exactly one row from the list or table. If you have multiple rows selected, deselect the additional rows and keep only one selected.
  Check for Active Rows: If you believe you have selected a row, ensure that it is active and visible in the selection area. Sometimes, rows may appear selected but are not active due to filters or other UI issues.
  Review Action Context: Make sure that the action you are trying to perform is appropriate for the selected row. Some actions may only be valid for specific types of records.
  Refresh the Screen: If the issue persists, try refreshing the screen or navigating away and back to the relevant transaction to reset the selection state.
  Consult Documentation: If you are unsure about the selection requirements for a specific action, refer to the SAP documentation or help resources related to the MDG module.
  
  Related Information:
  
  Transaction Codes: This error can occur in various transaction codes related to Master Data Governance, such as MDG_MAT (Material Master), MDG_CUST (Customer Master), etc.
  User Roles and Authorizations: Ensure that your user role has the necessary authorizations to perform the action you are attempting.
  SAP Notes: Check for any relevant SAP Notes or updates that may address known issues related to this error message.
  Support: If the problem persists after trying the above solutions, consider reaching out to your SAP support team or consulting the SAP Community for further assistance.
  
  By following these steps, you should be able to resolve the USMD_MC002 error and proceed with your task in SAP MDG.