Have you checked code permissions (try 777 or 755)?
Yes, i'm try 777 and 755 permissions, but have error:
# Failed to execute DB schema transformations. MySQL said: Duplicate entry 'slim' for key 2Are you sure you replaced all files?
Yes, i'm replace all files, because i'm create archive.
Was the upgrade interrupted by a power failure or a process killed while upgrading?
No, i'm don't have power failure or a process killed while upgrading
So thanks for help, i'm try write ticket.