How To Fix MZ045 - Reference exception & has no characteristic reference

SAP Error Message - Details

• Message type: E = Error

• Message class: MZ - Message for the EWS in LIS

• Message number: 045

• Message text: Reference exception & has no characteristic reference

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.

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Smart SAP Assistant

• What is the cause and solution for SAP error message MZ045 - Reference exception & has no characteristic reference ?

  The SAP error message MZ045, which states "Reference exception & has no characteristic reference," typically occurs in the context of SAP's variant configuration or when dealing with characteristics and dependencies in the material master data. This error indicates that there is a reference to a characteristic that is not properly defined or linked in the system.
  Cause:
  
  Missing Characteristic Definition: The characteristic that is being referenced does not exist in the system or has not been defined correctly.
  Incorrect Configuration: The configuration of the material or product may be incorrect, leading to references that cannot be resolved.
  Data Inconsistency: There may be inconsistencies in the data, such as missing links between characteristics and classes.
  Incorrect Class Assignment: The class to which the characteristic belongs may not be assigned correctly to the material.
  
  Solution:
  
  
  Check Characteristic Definition:
  
  Go to the transaction code CT04 to check if the characteristic exists and is defined correctly.
  Ensure that the characteristic is active and has the correct data type and values.
  
  
  
  Verify Class Assignment:
  
  Use transaction code CL02 to check the class assignment for the material.
  Ensure that the class containing the characteristic is assigned to the material.
  
  
  
  Review Dependencies:
  
  If you are using dependencies, check the configuration profile and ensure that all dependencies are correctly defined and linked to the characteristics.
  
  
  
  Check Material Master Data:
  
  Use transaction code MM03 to review the material master data and ensure that all necessary fields are filled out correctly.
  
  
  
  Recreate or Adjust Configuration:
  
  If the configuration is incorrect, you may need to recreate or adjust it to ensure that all references are valid.
  
  
  
  Consult Documentation:
  
  Review SAP documentation or help resources for specific guidance on variant configuration and characteristic handling.
  
  
  
  Related Information:
  
  
  Transaction Codes:
  
  CT04: Create/Change Characteristic
  CL02: Change Class
  MM03: Display Material
  CU50: Configuration Profile
  
  
  
  SAP Notes: Check for any relevant SAP Notes that may address this specific error or provide additional troubleshooting steps.
  
  
  Support: If the issue persists after checking the above points, consider reaching out to your SAP support team or consulting with an SAP expert for further assistance.
  
  
  By following these steps, you should be able to identify and resolve the cause of the MZ045 error in your SAP system.