How To Fix MSG_UH184 - Line &1: A node cannot be its own contra item.

SAP Error Message - Details

• Message type: E = Error

• Message class: MSG_UH - Universal Hierarchy Message Class

• Message number: 184

• Message text: Line &1: A node cannot be its own contra item.

Self-Explanatory Message

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Smart SAP Assistant

• What is the cause and solution for SAP error message MSG_UH184 - Line &1: A node cannot be its own contra item. ?

  The SAP error message MSG_UH184 with the description "Line &1: A node cannot be its own contra item" typically occurs in the context of hierarchical data structures, such as when dealing with product hierarchies, bill of materials (BOM), or similar configurations in SAP.
  
  Cause:
  This error arises when there is an attempt to set a node (or item) as its own contra item. In hierarchical structures, a contra item is usually a related item that has a specific relationship with the original item. The system does not allow an item to reference itself as a contra item, as this would create a circular reference, which is logically inconsistent.
  
  Solution:
  To resolve this error, you should:
  
  
  Check the Configuration: Review the configuration of the item or node in question. Ensure that the contra item is correctly defined and does not point back to itself.
  
  
  Correct the Hierarchy: If you find that the item is incorrectly set as