plugins p01-contact_gs.php error

[Yurbasik]

turn ON debug mode and see at index page of the site

Code:

Warning: file_get_contents(/home/***/domains/yurbasik.org.ua/public_html/data/other/user.xml) [function.file-get-contents]: failed to open stream: No such file or directory in /home/***/domains/yurbasik.org.ua/public_html/admin/inc/basic.php on line 218

Notice: Trying to get property of non-object in /home/***/domains/yurbasik.org.ua/public_html/plugins/p01-contact_gs.php on line 69

In admin panel i also see next:

Code:

Warning: file_get_contents(/home/***/domains/yurbasik.org.ua/public_html/data/other/user.xml) [function.file-get-contents]: failed to open stream: No such file or directory in /home/***/domains/yurbasik.org.ua/public_html/admin/inc/basic.php on line 218

Notice: Trying to get property of non-object in /home/***/domains/yurbasik.org.ua/public_html/plugins/p01-contact_gs.php on line 69

Warning: Cannot modify header information - headers already sent by (output started at /home/***/domains/yurbasik.org.ua/public_html/admin/inc/basic.php:218) in /home/***/domains/yurbasik.org.ua/public_html/plugins/i18n_gallery.php on line 55

Warning: Cannot modify header information - headers already sent by (output started at /home/***/domains/yurbasik.org.ua/public_html/admin/inc/basic.php:218) in /home/***/domains/yurbasik.org.ua/public_html/admin/inc/cookie_functions.php on line 28