How To Fix KY493 - This program does not support Unicode

KY493 - Overview

• Message type: E = Error

• Message class: KY - Messages for SAP-EIS: Presentation

• Message number: 493

• Message text: This program does not support Unicode

What causes this issue?

You attempted to call up a program in a Unicode system that is not
Unicode-enabled.

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?

If you have both Unicode-enabled servers in action and servers that do
not support Unicode, then you should log onto a non Unicode system.
This program can be called up there.

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 KY493 - This program does not support Unicode ?

  The SAP error message KY493, which states "This program does not support Unicode," typically occurs when you are trying to run a program or transaction that is not compatible with Unicode in an SAP system that is Unicode-enabled. This can happen in various scenarios, such as when using older custom programs, reports, or transactions that were developed before the introduction of Unicode support in SAP.
  
  Cause:
  
  Non-Unicode Program: The program or transaction you are trying to execute is a non-Unicode program, which means it was developed in an environment that does not support Unicode character encoding.
  System Configuration: The SAP system is configured to run in Unicode mode, but the program you are trying to execute is not compatible with this mode.
  Legacy Code: Older ABAP code or third-party add-ons that have not been updated to support Unicode.
  
  
  Solution:
  
  Check Program Compatibility: Verify if the program or transaction is indeed non-Unicode. You can do this by