How To Fix /SAPAPO/RELH031 - Select just one node in hierarchy tree

SAP Error Message - Details

• Message type: E = Error

• Message class: /SAPAPO/RELH -

• Message number: 031

• Message text: Select just one node in hierarchy tree

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.

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Smart SAP Assistant

• What is the cause and solution for SAP error message /SAPAPO/RELH031 - Select just one node in hierarchy tree ?

  The SAP error message /SAPAPO/RELH031 indicates that the user has attempted to select multiple nodes in a hierarchy tree when only one node is allowed. This error typically occurs in the context of SAP Advanced Planning and Optimization (APO) when working with hierarchical data structures, such as product hierarchies or location hierarchies.
  Cause:
  The primary cause of this error is that the user has selected more than one node in a hierarchy tree where the system expects only a single node to be selected. This can happen due to:
  
  User error in selecting nodes.
  A misunderstanding of the interface or functionality that requires a single selection.
  A bug or issue in the user interface that allows multiple selections when it should not.
  
  Solution:
  To resolve the /SAPAPO/RELH031 error, follow these steps:
  
  Deselect Nodes: Ensure that only one node is selected in the hierarchy tree. Click on the node you want to select and make sure all other nodes are deselected.
  Check Selection Method: If you are using a mouse or keyboard shortcuts, ensure that you are not inadvertently selecting multiple nodes. For example, avoid using Ctrl or Shift keys if they are causing multiple selections.
  Refresh the Interface: Sometimes, refreshing the screen or reloading the transaction can help clear any temporary glitches.
  Consult Documentation: Review the relevant SAP documentation or help files for guidance on how to properly select nodes in the hierarchy tree.
  Contact Support: If the issue persists and you believe it is not due to user error, consider reaching out to your SAP support team for further assistance.
  
  Related Information:
  
  SAP APO: This is a component of SAP that provides advanced planning capabilities, including demand planning, supply network planning, and production planning.
  Hierarchy Trees: These are used in various SAP modules to represent structured data, such as product categories or organizational structures.
  User Training: Providing training for users on how to navigate and interact with hierarchy trees can help prevent this error in the future.
  
  By ensuring that only one node is selected and following the above steps, you should be able to resolve the error and continue working within the SAP APO environment.