How To Fix GR661 - Characteristic & (column &) does not exist in the library

GR661 - Overview

• Message type: E = Error

• Message class: GR - Report Writer

• Message number: 661

• Message text: Characteristic & (column &) does not exist in the library

INCLUDE RG-RW-NA_GR660 ID TX

The system issues an error message and will not allow you to continue with this transaction until the error is resolved.

Error message extract from SAP system. Copyright SAP SE.

GR661 - Details

• The SAP error message GR661 indicates that a specific characteristic (identified by the placeholder &) does not exist in the library. This error typically occurs in the context of SAP's classification system, particularly when working with characteristics in the classification of materials or objects.
  
  Cause:
  
  Non-Existent Characteristic: The characteristic you are trying to use has not been defined in the system or is not available in the library you are referencing.
  Typographical Error: There may be a typo in the characteristic name or the column name you are trying to access.
  Authorization Issues: The user may not have the necessary authorizations to access the characteristic or the library.
  Library Not Active: The library or class that contains the characteristic may not be active or may have been deleted.
  
  
  Solution:
  
  
  Check Characteristic Definition:
  
  Go to the transaction code CT04 (Characteristic Maintenance) and verify if the characteristic exists.
  If it does not exist, you may need to create it.
  
  
  
  Verify Typographical Errors:
  
  Double-check