How To Fix CH102 - You cannot assign values to reference characteristic '&'

SAP Error Message - Details

• Message type: E = Error

• Message class: CH - CAD/PP integration messages

• Message number: 102

• Message text: You cannot assign values to reference characteristic '&'

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 CH102 - You cannot assign values to reference characteristic '&' ?

  The SAP error message CH102 indicates that you are trying to assign values to a reference characteristic in a characteristic hierarchy, which is not allowed. Reference characteristics are used to link to other characteristics and do not hold values themselves. Instead, they reference the values of the characteristics they are linked to.
  Cause:
  The error occurs when:
  
  You attempt to assign values directly to a reference characteristic in a characteristic hierarchy.
  The characteristic you are trying to assign values to is defined as a reference characteristic in the system.
  
  Solution:
  To resolve this error, you can take the following steps:
  
  
  Check Characteristic Definition:
  
  Go to the characteristic definition in the SAP system and verify if the characteristic is indeed defined as a reference characteristic. You can do this by navigating to the relevant transaction (e.g., transaction CT04 for characteristics) and checking the settings.
  
  
  
  Use the Correct Characteristic:
  
  Instead of trying to assign values to the reference characteristic, identify the actual characteristic that the reference characteristic points to and assign values to that characteristic.
  
  
  
  Adjust Hierarchy Structure:
  
  If you need to change the structure of your characteristic hierarchy, consider whether you need to redefine the reference characteristic or create a new characteristic that can hold values.
  
  
  
  Consult Documentation:
  
  Review SAP documentation or help resources for more information on how to work with characteristic hierarchies and reference characteristics.
  
  
  
  Seek Help from SAP Support:
  
  If you are unable to resolve the issue, consider reaching out to your SAP support team or consulting SAP Notes for any known issues or additional guidance.
  
  
  
  Related Information:
  
  Characteristic Hierarchies: Understand how characteristic hierarchies work in SAP, including the roles of reference characteristics and how they are used in reporting and analysis.
  SAP Transactions: Familiarize yourself with relevant transactions such as CT04 (to create or change characteristics) and CT05 (to manage characteristic hierarchies).
  SAP Help Portal: Utilize the SAP Help Portal for detailed documentation on characteristics and hierarchies.
  
  By following these steps, you should be able to resolve the CH102 error and correctly manage your characteristic assignments in SAP.