Help with cashondelivery module

[Seductiv]

After the last step:

Internal Server Error

 

The server encountered an internal error or misconfiguration and was unable to complete your request.

Please contact the server administrator, [email protected] and inform them of the time the error occurred, and anything you might have done that may have caused the error.

More information about this error may be available in the server error log.

Additionally, a 404 Not Found error was encountered while trying to use an ErrorDocument to handle the request.

 

Apache/2.2.22 (Unix) mod_ssl/2.2.22 OpenSSL/0.9.8e-fips-rhel5 mod_auth_passthrough/2.1 mod_bwlimited/1.4 FrontPage/5.0.2.2635 Server at www.darafashion.ro Port 80

 

Errors in cPanel:

[Mon Aug 20 20:34:40 2012] [error] [client xxx.xxx.xxx.xxx] File does not exist: /home/darafash/public_html/404.shtml

[Mon Aug 20 20:34:40 2012] [error] [client xxx.xxx.xxx.xxx] File does not exist: /home/darafash/public_html/favicon.ico

[Mon Aug 20 20:34:39 2012] [error] [client xxx.xxx.xxx.xxx] File does not exist: /home/darafash/public_html/404.shtml

[Mon Aug 20 20:34:39 2012] [error] [client xxx.xxx.xxx.xxx] File does not exist: /home/darafash/public_html/favicon.ico

[Mon Aug 20 20:34:39 2012] [error] [client xxx.xxx.xxx.xxx] File does not exist: /home/darafash/public_html/404.shtml

[Mon Aug 20 20:34:39 2012] [error] [client xxx.xxx.xxx.xxx] File does not exist: /home/darafash/public_html/favicon.ico

[Mon Aug 20 20:34:39 2012] [error] [client xxx.xxx.xxx.xxx] File does not exist: /home/darafash/public_html/500.shtml, referer:http://www.darafashion.ro/order.php

[Mon Aug 20 20:34:39 2012] [error] [client xxx.xxx.xxx.xxx] SoftException in Application.cpp:264: File "/home/darafash/public_html/modules/cashondelivery/validation.php" is writeable by others, referer:http://www.darafashion.ro/order.php

[Mon Aug 20 20:34:38 2012] [error] [client xxx.xxx.xxx.xxx] File does not exist: /home/darafash/public_html/404.shtml, referer:http://www.darafashion.ro/order.php

 

[Mon Aug 20 20:34:38 2012] [error] [client xxx.xxx.xxx.xxx] File does not exist: /home/darafash/public_html/themes/PrestamixTheme006/img/icon/star.gif, referer: http://www.darafashion.ro/order.php

 

Please help me!