How To Fix MSG_UH289 - The node cannot have a contra item when it has a &2.

SAP Error Message - Details

• Message type: E = Error

• Message class: MSG_UH - Universal Hierarchy Message Class

• Message number: 289

• Message text: The node cannot have a contra item when it has a &2.

Self-Explanatory Message

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Smart SAP Assistant

• What is the cause and solution for SAP error message MSG_UH289 - The node cannot have a contra item when it has a &2. ?

  The SAP error message MSG_UH289 indicates that there is an issue with the configuration of a node in a hierarchical structure, typically related to the handling of items in a bill of materials (BOM) or similar structures. The message states: "The node cannot have a contra item when it has a &2," where "&2" usually refers to a specific type of item or condition that is not compatible with having a contra item.
  Cause:
  The error generally arises in the following scenarios:
  
  Hierarchical Structure Violation: The node in question is configured to have a contra item (an item that offsets or balances another item), but it is already associated with a specific type of item that does not allow for this configuration.
  Incorrect Item Configuration: The item type or category assigned to the node may not support having contra items due to business rules or system settings.
  Data Integrity Issues: There may be inconsistencies or errors in the data that define the relationships between items in the hierarchy.
  
  Solution:
  To resolve this error, you can take the following steps:
  
  
  Review Node Configuration:
  
  Check the configuration of the node that is generating the error. Ensure that it is set up correctly and that the item types are compatible.
  If the node is supposed to have a contra item, verify that it does not already have an incompatible item assigned.
  
  
  
  Adjust Item Types:
  
  If the node is incorrectly configured, consider changing the item type or removing the existing item that conflicts with the contra item.
  Ensure that the item types are correctly defined in the system and that they adhere to the business rules.
  
  
  
  Consult Documentation:
  
  Refer to SAP documentation or help resources related to the specific module you are working with (e.g., BOM, project systems) to understand the rules governing item relationships.
  
  
  
  Data Validation:
  
  Perform a data validation check to ensure that there are no inconsistencies in the hierarchical structure. This may involve checking for orphaned items or incorrect relationships.
  
  
  
  Seek Help from SAP Support:
  
  If the issue persists after checking the configuration and data, consider reaching out to SAP support for further assistance. They may provide insights specific to your system configuration or version.
  
  
  
  Related Information:
  
  Transaction Codes: Depending on the context, you may need to use specific transaction codes to view or edit the hierarchical structure (e.g., CS01 for creating BOMs, CS02 for changing BOMs).
  SAP Notes: Check for any relevant SAP Notes that may address this specific error or provide additional guidance on handling hierarchical item configurations.
  User Forums: Engage with SAP community forums or user groups where similar issues may have been discussed, and solutions shared.
  
  By following these steps, you should be able to identify the root cause of the error and implement a suitable solution.