How To Fix UAMO021 - Select a tree node

SAP Error Message - Details

• Message type: E = Error

• Message class: UAMO - UA Modeler

• Message number: 021

• Message text: Select a tree node

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 UAMO021 - Select a tree node ?

  The SAP error message UAMO021 ("Select a tree node") typically occurs in the context of the User Access Management (UAM) module, particularly when users are trying to navigate or select an item in a hierarchical tree structure within the SAP system.
  Cause:
  The error message UAMO021 is triggered when the user attempts to perform an action that requires a selection from a tree node, but no node has been selected. This can happen due to:
  
  No Selection Made: The user has not clicked on any node in the tree structure.
  Node Not Available: The node that the user is trying to interact with is not available or is not visible in the current view.
  User Permissions: The user may not have the necessary permissions to view or select certain nodes in the tree.
  
  Solution:
  To resolve the UAMO021 error, you can follow these steps:
  
  
  Select a Node: Ensure that you have clicked on a valid node in the tree structure before attempting to perform any actions. Make sure the node is highlighted or selected.
  
  
  Check Visibility: If you believe a node should be available, check if it is collapsed or hidden. Expand any parent nodes to reveal child nodes.
  
  
  Permissions Check: Verify that you have the necessary permissions to access the nodes you are trying to select. If you suspect a permissions issue, contact your SAP administrator to review your access rights.
  
  
  Refresh the View: Sometimes, refreshing the screen or reloading the application can help in case of temporary glitches.
  
  
  Consult Documentation: If the issue persists, refer to SAP documentation or help resources specific to the UAM module for further guidance.
  
  
  Contact Support: If none of the above solutions work, consider reaching out to your internal IT support or SAP support for assistance.
  
  
  Related Information:
  
  SAP Notes: Check for any relevant SAP Notes that might address this specific error or provide additional troubleshooting steps.
  User Training: Ensure that users are trained on how to navigate the tree structure effectively to avoid this error in the future.
  System Updates: Sometimes, system updates or patches can resolve underlying issues that may cause errors like UAMO021.
  
  By following these steps, you should be able to resolve the UAMO021 error and continue working within the SAP system.