How To Fix KN026 - Internal error occurred, code &

KN026 - Overview

• Message type: E = Error

• Message class: KN - Reporting for Costing

• Message number: 026

• Message text: Internal error occurred, code &

What causes this issue?

An internal error occurred which means that you cannot process the data
further.

How to fix this error?

Please inform your system administrator or contact the SAP hotline with
details of the message.

Error message extract from SAP system. Copyright SAP SE.

Smart SAP Assistant

• What is the cause and solution for SAP error message KN026 - Internal error occurred, code & ?

  The SAP error message KN026, which states "Internal error occurred, code &," typically indicates that there is an internal issue within the SAP system related to the customer master data. This error can arise from various underlying causes, and resolving it may require different approaches depending on the specific situation.
  Possible Causes:
  
  Data Inconsistencies: There may be inconsistencies or corruption in the customer master data.
  
  Configuration Issues: Incorrect configuration settings in the SAP system can lead to internal errors.
  System Bugs: There may be bugs in the SAP version you are using that trigger this error.
  Authorization Issues: Lack of proper authorizations for accessing or modifying customer data can lead to errors.
  Database Issues: Problems with the database, such as locks or corruption, can also cause internal errors.
  
  Solutions:
  
  
  Check for Data Inconsistencies:
  
  Use transaction codes like SE11 (Data Dictionary) or SE16 (Data Browser) to check the customer master data for inconsistencies.
  Run the report RFKK_MAINTAIN_CUSTOMER to check and correct