How To Fix GHO_ALLOC_UI023 - 'Unit of Measure' is a mandatory field

SAP Error Message - Details

• Message type: E = Error

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

• Message number: 023

• Message text: 'Unit of Measure' is a mandatory field

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.

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Smart SAP Assistant

• What is the cause and solution for SAP error message GHO_ALLOC_UI023 - 'Unit of Measure' is a mandatory field ?

  The SAP error message GHO_ALLOC_UI023 indicates that the "Unit of Measure" (UoM) field is mandatory and has not been filled in during a transaction or process. This error typically occurs in scenarios where inventory management, material management, or logistics processes are involved, and the system requires a UoM to proceed.
  Cause:
  
  Missing UoM: The most common cause is that the user has not entered a value in the Unit of Measure field when it is required.
  Configuration Issues: There may be configuration settings in the material master or the transaction that require a UoM but are not set up correctly.
  Data Entry Errors: Users may overlook the UoM field or enter data in an incorrect format.
  Custom Development: If there are custom programs or enhancements, they may not handle the UoM field correctly.
  
  Solution:
  
  Enter the UoM: Ensure that you fill in the Unit of Measure field before proceeding with the transaction. Check if the UoM is available in the dropdown list.
  Check Material Master: Verify that the material master data is correctly maintained, including the UoM settings. Ensure that the UoM is defined for the material you are working with.
  Review Configuration: If you have access, check the configuration settings in the SAP system to ensure that the UoM is set as a mandatory field where necessary.
  Consult Documentation: Refer to SAP documentation or help files for the specific transaction you are using to understand the requirements for the UoM field.
  User Training: If this is a recurring issue, consider providing additional training to users on the importance of the UoM field and how to correctly enter data in the system.
  Debugging Custom Code: If the error arises from a custom program, review the code to ensure that it correctly handles the UoM field.
  
  Related Information:
  
  Transaction Codes: The error may occur in various transaction codes related to inventory management, such as MIGO (Goods Movement), MB1A (Goods Withdrawal), or others.
  Material Master Data: The UoM is defined in the material master record, which can be accessed via transaction code MM03.
  SAP Notes: Check for any relevant SAP Notes that may address known issues or provide additional guidance on this error message.
  Support: If the issue persists after trying the above solutions, consider reaching out to your SAP support team or consulting with an SAP expert for further assistance.
  
  By addressing the missing UoM and ensuring proper configuration and data entry practices, you should be able to resolve the GHO_ALLOC_UI023 error.