How To Fix QP387 - You cannot assign the method; a reference to the characteristic exists

QP387 - Overview

• Message type: E = Error

• Message class: QP - Message IDs for function module group QPAA

• Message number: 387

• Message text: You cannot assign the method; a reference to the characteristic exists

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 QP387 - You cannot assign the method; a reference to the characteristic exists ?

  The SAP error message QP387 ("You cannot assign the method; a reference to the characteristic exists") typically occurs in the context of Quality Management (QM) when you are trying to assign a method to a characteristic that is already referenced elsewhere in the system. This can happen in various scenarios, such as when you are working with inspection characteristics, quality plans, or similar configurations.
  
  Cause:
  The error is caused by the fact that the characteristic you are trying to assign a method to is already linked to another method or is being used in a way that prevents the assignment of a new method. This can happen if:
  
  The characteristic is already assigned to a different inspection method.
  The characteristic is part of a quality plan or inspection plan that is currently active or in use.
  There are dependencies or references in other configurations that prevent changes.
  
  
  Solution:
  To resolve this error, you can follow these steps:
  
  
  Check