How To Fix WXP426 - Select a node in the tree control

SAP Error Message - Details

• Message type: E = Error

• Message class: WXP - Retail Planning

• Message number: 426

• Message text: Select a node in the tree control

What causes this issue?

You have selected a processing function (for example, Explode nodes)
that affect the selected nodes in the tree control.
The cursor has, however, been positioned outwith the tree control and
the function cannot, therefore, be executed.

System Response

The system issues an error message and will not allow you to continue with this transaction until the error is resolved.

INCLUDE ISR_VERARBEITUNG OBJECT DOKU ID TX

How to fix this error?

Mark a node and call the function once again.

Error message extract from SAP system. Copyright SAP SE.

Smart SAP Assistant

• What is the cause and solution for SAP error message WXP426 - Select a node in the tree control ?

  Certainly! Here's detailed information about the SAP error message WXP426 - "Select a node in the tree control":
  
  Error Message:
  WXP426 - Select a node in the tree control
  
  
  Cause:
  This message typically appears in SAP Web Dynpro applications or other SAP GUI screens that use a tree control UI element. The error occurs when an action or function requires the user to select a node (an item) in a tree control, but no node has been selected.
  In other words, the system expects the user to highlight or choose a specific node in the tree structure before proceeding, but the user has either not selected anything or the selection is lost.
  
  When does it occur?
  
  When you try to perform an operation (e.g., display details, edit, delete) on a tree node without selecting any node.
  When a program or Web Dynpro component expects a node selection as input but receives none.
  In custom developments or standard SAP applications