How to Upgrade FCB 6.2 to 6.4

Hello

because we have a upgrade plan 800xA 5.1 to 800xA 6.0, we would like to upgrade Application Builder Also.

NEW : Application Builder는 4.3-0, Function Chart Builder 6.4-0, On-line Builder 3.2-0
Existing : Application Builder 4.1-0이며, Function Chart Builder 6.2-1, On-line Builder 3.0-2

Can you Let me know Procedure of Upgrade?
we copy old PJT and Restore to New Version, but there is error. Can't Open Existing Logic in New Version of FCB
You can Check attachment

Thank you