How To Fix CL121 - Error when finding objects by classes; inform your system administrator

CL121 - Overview

• Message type: E = Error

• Message class: CL - Classification

• Message number: 121

• Message text: Error when finding objects by classes; inform your system administrator

What causes this issue?

For search helps, parameter OBTAB must be set in the dictionary. The
default value for this parameter is the physical table name, which is
also stored for the classified object in Customizing for the
Classification System (table TCLO).

System Response

How to fix this error?

Maintain this parameter for the search help, or have it maintained. See
search help MAT1 for an example.

Procedure for System Administrators

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.

Smart SAP Assistant

• What is the cause and solution for SAP error message CL121 - Error when finding objects by classes; inform your system administrator ?

  The SAP error message CL121 typically indicates an issue related to the classification system in SAP, specifically when the system is unable to find objects based on the specified classes. This can occur in various scenarios, such as when trying to search for classified materials, equipment, or other objects that are organized using the classification system.
  Causes of CL121 Error
  
  Missing Class or Object: The class you are trying to use may not exist, or the object you are searching for may not be assigned to the specified class.
  Authorization Issues: The user may not have the necessary authorizations to access the class or the objects within it.
  Data Inconsistencies: There may be inconsistencies or corruption in the classification data or the database.
  
  Configuration Issues: The classification system may not be properly configured, leading to issues in object retrieval.
  System Performance: If the system is under heavy load, it may not be able to process the