How To Fix CR168 - Unit of measure & does not exist

SAP Error Message - Details

• Message type: E = Error

• Message class: CR - (1,099) Work Center; (100,200) Capacity

• Message number: 168

• Message text: Unit of measure & does not exist

Self-Explanatory Message

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Smart SAP Assistant

• What is the cause and solution for SAP error message CR168 - Unit of measure & does not exist ?

  The SAP error message CR168, which states "Unit of measure & does not exist," typically occurs when the system cannot find a specified unit of measure (UoM) in the relevant master data. This can happen in various contexts, such as when creating or modifying materials, sales orders, or other documents that require a unit of measure.
  Causes:
  
  Missing UoM in Master Data: The specified unit of measure has not been defined in the system.
  Incorrect UoM in Document: The UoM used in the transaction does not match any of the UoMs defined for the material or product.
  Configuration Issues: The unit of measure might not be properly configured in the relevant settings (e.g., in the material master or in the UoM conversion settings).
  Data Entry Errors: Typographical errors when entering the UoM can lead to this error.
  
  Solutions:
  
  
  Check UoM in Material Master:
  
  Go to the Material Master (transaction code MM03) and check if the UoM is defined for the material in question.
  If it is missing, you can add it using transaction code MM02 (Change Material) or MM01 (Create Material).
  
  
  
  Define UoM in Customizing:
  
  If the UoM is not defined, you can define it in the SAP customizing settings. Use transaction code SPRO and navigate to:
  
  Logistics - General > Material Master > Basic Settings > Units of Measure.
  
  
  Here, you can create or modify units of measure.
  
  
  
  Check UoM Conversion:
  
  Ensure that any necessary UoM conversions are set up correctly. This can be done in the material master under the "Units of Measure" view.
  
  
  
  Review Transaction Data:
  
  Double-check the transaction data where the error occurred to ensure that the UoM is entered correctly and matches the expected format.
  
  
  
  Consult Documentation:
  
  If you are unsure about the UoM or how to configure it, refer to SAP documentation or consult with your SAP administrator or functional consultant.
  
  
  
  Related Information:
  
  Unit of Measure Types: SAP supports various types of units of measure, such as base units, alternative units, and sales units. Understanding these can help in configuring the material master correctly.
  Unit of Measure Groups: Sometimes, UoMs are grouped together. Ensure that the UoM you are trying to use is part of the correct group if applicable.
  Transaction Codes: Familiarize yourself with relevant transaction codes like MM01, MM02, MM03, and SPRO for managing material master data and UoM settings.
  
  By following these steps, you should be able to resolve the CR168 error and ensure that the unit of measure is correctly defined and utilized in your SAP system.