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

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.

To make things easier, more detailed information is frequently added to describe the issue, how to fix it, and the necessary steps or configuration modifications.

Unfortunately, there isn't any extra information in this error notice.

What else can you do?

First, use our AnswerBot below to get a possible cause and solution (requires a premium subscription).

Also, review the in-depth Common Questions & Answers listed below; you could discover a solution there or be able to connect with others who have faced similar challenges.

You can also try searching the SAP support portal (support.sap.com) but you need a special user ID to access it. It is possible that an SAP support note exists that provides additional details about the mistake or even steps for fixing it.

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