How To Fix W_CB123 - Internal error occurred in class &1

W_CB123 - Overview

• Message type: E = Error

• Message class: W_CB -

• Message number: 123

• Message text: Internal error occurred in class &1

What causes this issue?

An internal error occurred

System Response

Processing was terminated

How to fix this error?

Inform your system administrator

Procedure for System Administrators

Contact SAP
Information for SAP:
The error occurred in class &V1&, method &V2& at point &V3&.

Error message extract from SAP system. Copyright SAP SE.

W_CB123 - Details

• The SAP error message:
  W_CB123 Internal error occurred in class &1
  is a generic internal error message indicating that an unexpected or unhandled exception occurred within a specific ABAP class during runtime. The placeholder &1 is replaced by the name of the class where the error happened.
  
  Cause
  
  Internal runtime error: The error is raised when the program encounters an unexpected condition or exception inside the specified ABAP class.
  Programming or system issue: It could be due to a bug in the SAP standard code or a custom enhancement, incorrect data, missing authorizations, or inconsistencies in the system.
  Data inconsistencies or missing prerequisites: Sometimes, the error occurs because the data being processed does not meet the expected criteria or some prerequisite setup is missing.
  System or kernel issues: Less commonly, it could be due to system-level problems such as memory issues or kernel bugs.
  
  
  Solution
  
  
  Check the exact class name: Identify the class name from the message (the &1