How To Fix E2185 - Assignment to check field is unique and cannot be changed

E2185 - Overview

• Message type: E = Error

• Message class: E2 - DE Data Dictionary

• Message number: 185

• Message text: Assignment to check field is unique and cannot be changed

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 E2185 - Assignment to check field is unique and cannot be changed ?

  The SAP error message E2185, "Assignment to check field is unique and cannot be changed," typically occurs in the context of data validation or assignment in SAP systems, particularly when dealing with check fields in database tables or structures. This error indicates that an attempt was made to change a field that is defined as unique, meaning that it must maintain distinct values across records.
  
  Cause:
  
  Unique Constraint Violation: The field you are trying to modify is defined as unique in the database schema. This means that no two records can have the same value for this field.
  Data Integrity Rules: The system enforces data integrity rules that prevent changes to fields that are part of a unique constraint.
  Incorrect Logic in ABAP Code: If you are working with custom ABAP code, there may be logic that attempts to assign a value to a unique field incorrectly.
  
  
  Solution:
  
  Check Field Values: Ensure that the value you