Problem with Unable to edit file

[newhosting]

Hi everyone!
I'm using Parallels Plesk Panel v10.4.4_build1013120126.11 os_CentOS 5 for my site: kizistar.com.
Now i want to edit php.ini file but can't edit: Unable to edit file /etc/php.ini: filemng: Error occurred during /bin/cp command.. Please help me. Thank you so much!

 

[IgorG]

http://forum.parallels.com/showthread.php?t=262880