Fatal error: E1202 Cannot redeclare iskeyprop() in C:\Program Files (x86)\Parallels\P

[e-sayfa]

Fatal error: E1202 Cannot redeclare iskeyprop() in C:\Program Files (x86)\Parallels\Plesk\admin\plib\common_func.php3 on line 4324

Hi I intall new plesk 9 with windows 2008 web 64 bit
How can I do this repair error