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

MZ045 - Overview

• 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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MZ045 - Details

• 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