How To Fix GHO_ALLOC_UI234 - UOM rules are not maintained at the network

SAP Error Message - Details

• Message type: E = Error

• Message class: GHO_ALLOC_UI - Message Class for UI for Allocation

• Message number: 234

• Message text: UOM rules are not maintained at the network

Self-Explanatory Message

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Smart SAP Assistant

• What is the cause and solution for SAP error message GHO_ALLOC_UI234 - UOM rules are not maintained at the network ?

  The SAP error message GHO_ALLOC_UI234 indicates that there are issues with Unit of Measure (UOM) rules not being maintained for a network in the context of project systems or production planning. This error typically arises when the system is unable to allocate resources or materials due to missing or incorrect UOM settings.
  Cause:
  
  Missing UOM Configuration: The UOM rules for the specific network or activity are not defined in the system.
  Incorrect UOM Settings: The UOM settings may be incorrectly configured, leading to discrepancies in how materials or resources are allocated.
  Network Structure Issues: The network structure may not be properly set up, which can affect how UOMs are applied.
  Material Master Data Issues: The material master data may not have the necessary UOM information or may have inconsistencies.
  
  Solution:
  
  
  Maintain UOM Rules:
  
  Go to the transaction code CNO1 (for creating UOM rules) or CNO2 (for changing UOM rules).
  Ensure that the UOM rules are properly defined for the network in question.
  Check if the UOMs for the materials or resources used in the network are correctly maintained.
  
  
  
  Check Network Configuration:
  
  Review the network structure and ensure that all activities and components are correctly defined.
  Ensure that the UOM settings are consistent across all activities in the network.
  
  
  
  Review Material Master Data:
  
  Use transaction code MM03 to check the material master data for the materials involved in the network.
  Ensure that the UOM is correctly defined and that all necessary UOM conversions are set up.
  
  
  
  Consult Documentation:
  
  Refer to SAP documentation or help files for specific guidance on maintaining UOM rules and network configurations.
  
  
  
  Testing:
  
  After making the necessary changes, test the allocation process again to ensure that the error is resolved.
  
  
  
  Related Information:
  
  Transaction Codes:
  
  CNO1: Create UOM Rules
  CNO2: Change UOM Rules
  MM03: Display Material Master
  
  
  SAP Notes: Check for any relevant SAP Notes that may address this specific error or provide additional guidance.
  User Roles: Ensure that the user has the necessary permissions to make changes to UOM rules and network configurations.
  
  If the issue persists after following these steps, it may be beneficial to consult with your SAP support team or a functional consultant who specializes in project systems or production planning.