How To Fix AJ602 - Internal error: CSNO &1 not found in table &2

SAP Error Message - Details

• Message type: E = Error

• Message class: AJ - Billing program

• Message number: 602

• Message text: Internal error: CSNO &1 not found in table &2

What causes this issue?

An internal error has occurred.
An unexpected error has occurred within the billing in the quantity
conversion (function module &V3&):
No suitable entry was found in internal table &V2& for the schema step
(CSNO = &V1&).

System Response

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

How to fix this error?

INCLUDE ISU_SAP OBJECT DOKU ID TX

Procedure for System Administrators

Error message extract from SAP system. Copyright SAP SE.

Smart SAP Assistant

• What is the cause and solution for SAP error message AJ602 - Internal error: CSNO &1 not found in table &2 ?

  The SAP error message AJ602, which states "Internal error: CSNO &1 not found in table &2," typically indicates that the system is trying to access a characteristic number (CSNO) that does not exist in the specified table. This can occur in various contexts, such as when working with characteristics in classification, variant configuration, or other areas where characteristics are used.
  Causes:
  
  Missing Data: The characteristic number (CSNO) referenced in the error message may not exist in the specified table, possibly due to data not being created or deleted.
  Configuration Issues: There may be issues with the configuration of the classification system or the variant configuration.
  Transport Issues: If the data was transported from one system to another (e.g., from development to production), there may have been issues during the transport process that resulted in missing data.
  Database Issues: There could be inconsistencies or corruption in the database that prevent the system from finding the required characteristic.
  
  Solutions:
  
  Check the Characteristic: Verify that the characteristic number (CSNO) exists in the relevant table. You can do this by using transaction codes like SE11 (Data Dictionary) to check the table contents.
  Recreate Missing Data: If the characteristic is missing, you may need to recreate it in the system. This can involve creating a new characteristic or restoring it from a backup if it was deleted.
  Review Configuration: Check the configuration settings related to the classification and ensure that all necessary characteristics are properly defined and assigned.
  Transport Logs: If the issue arose after a transport, review the transport logs to identify any errors or warnings that may indicate why the characteristic is missing.
  Database Consistency Check: Run database consistency checks to identify and resolve any inconsistencies that may be causing the issue.
  SAP Notes: Check the SAP Support Portal for any relevant SAP Notes that may address this specific error or provide additional troubleshooting steps.
  
  Related Information:
  
  Transaction Codes: Familiarize yourself with relevant transaction codes such as SE11 (Data Dictionary), SE80 (Object Navigator), and CL02 (Change Characteristic) to help diagnose and resolve the issue.
  SAP Community: Engage with the SAP Community forums to see if other users have encountered similar issues and what solutions they found effective.
  SAP Support: If the issue persists and you cannot find a resolution, consider reaching out to SAP Support for assistance.
  
  By following these steps, you should be able to identify the cause of the AJ602 error and implement a solution to resolve it.