Перестали меняться картинки при наведении мыши

[abdylnet]

Здравствуйте, скажите пожалуйста, не кто не сталкивался с такой проблемой?

в логах ошибки:

2012-03-19 11:24:11 - PHP Notice:  Undefined index: option_value_id in /var/www/user/data/www/site.ru/vqmod/vqcache/vq2-admin_model_catalog_product.php on line 179
2012-03-19 11:24:11 - PHP Warning:  Cannot modify header information - headers already sent by (output started at /var/www/user/data/www/site.ru/admin/index.php:83) in /var/www/user/data/www/site.ru/vqmod/vqcache/vq2-system_engine_controller.php on line 28
2012-03-19 11:24:11 - PHP Warning:  Cannot modify header information - headers already sent by (output started at /var/www/user/data/www/site.ru/admin/index.php:83) in /var/www/user/data/www/site.ru/vqmod/vqcache/vq2-system_engine_controller.php on line 29
2012-03-19 11:24:16 - PHP Notice:  Undefined index: option_value_id in /var/www/user/data/www/site.ru/vqmod/vqcache/vq2-admin_model_catalog_product.php on line 179
2012-03-19 11:24:16 - PHP Warning:  Cannot modify header information - headers already sent by (output started at /var/www/user/data/www/site.ru/admin/index.php:83) in /var/www/user/data/www/site.ru/vqmod/vqcache/vq2-system_engine_controller.php on line 28
2012-03-19 11:24:16 - PHP Warning:  Cannot modify header information - headers already sent by (output started at /var/www/user/data/www/site.ru/admin/index.php:83) in /var/www/user/data/www/site.ru/vqmod/vqcache/vq2-system_engine_controller.php on line 29
2012-03-21 11:58:54 - PHP Warning:  unlink(/var/www/user/data/www/site.ru/system/cache/cache.category.seopath.1332334734) [<a href='function.unlink'>function.unlink</a>]: No such file or directory in /var/www/user/data/www/site.ru/system/library/cache.php on line 50
2012-03-21 11:58:54 - PHP Warning:  unlink(/var/www/user/data/www/site.ru/system/cache/cache.category.seopath.1332334734) [<a href='function.unlink'>function.unlink</a>]: No such file or directory in /var/www/user/data/www/site.ru/system/library/cache.php on line 50
2012-03-21 11:58:54 - PHP Warning:  unlink(/var/www/user/data/www/site.ru/system/cache/cache.category.seopath.1332334734) [<a href='function.unlink'>function.unlink</a>]: No such file or directory in /var/www/user/data/www/site.ru/system/library/cache.php on line 50
2012-03-21 11:58:54 - PHP Warning:  unlink(/var/www/user/data/www/site.ru/system/cache/cache.category.seopath.1332334734) [<a href='function.unlink'>function.unlink</a>]: No such file or directory in /var/www/user/data/www/site.ru/system/library/cache.php on line 50
2012-03-21 11:58:54 - PHP Warning:  unlink(/var/www/user/data/www/site.ru/system/cache/cache.category.seopath.1332334734) [<a href='function.unlink'>function.unlink</a>]: No such file or directory in /var/www/user/data/www/site.ru/system/library/cache.php on line 50
2012-03-21 11:58:54 - PHP Warning:  unlink(/var/www/user/data/www/site.ru/system/cache/cache.category.seopath.1332334734) [<a href='function.unlink'>function.unlink</a>]: No such file or directory in /var/www/user/data/www/site.ru/system/library/cache.php on line 50
2012-03-21 11:58:54 - PHP Warning:  unlink(/var/www/user/data/www/site.ru/system/cache/cache.category.seopath.1332334734) [<a href='function.unlink'>function.unlink</a>]: No such file or directory in /var/www/user/data/www/site.ru/system/library/cache.php on line 50
2012-03-22 8:17:58 - PHP Warning:  unlink(/var/www/user/data/www/site.ru/system/cache/cache.category.seopath.1332407878) [<a href='function.unlink'>function.unlink</a>]: No such file or directory in /var/www/user/data/www/site.ru/system/library/cache.php on line 50
2012-03-22 8:17:58 - PHP Warning:  unlink(/var/www/user/data/www/site.ru/system/cache/cache.category.seopath.1332407878) [<a href='function.unlink'>function.unlink</a>]: No such file or directory in /var/www/user/data/www/site.ru/system/library/cache.php on line 50
2012-03-22 8:17:58 - PHP Warning:  unlink(/var/www/user/data/www/site.ru/system/cache/cache.category.seopath.1332407878) [<a href='function.unlink'>function.unlink</a>]: No such file or directory in /var/www/user/data/www/site.ru/system/library/cache.php on line 50
2012-03-23 14:15:44 - PHP Notice:  Undefined index: product_id in /var/www/user/data/www/site.ru/vqmod/vqcache/vq2-admin_controller_catalog_product.php on line 63
2012-03-23 14:15:44 - PHP Warning:  Cannot modify header information - headers already sent by (output started at /var/www/user/data/www/site.ru/admin/index.php:83) in /var/www/user/data/www/site.ru/vqmod/vqcache/vq2-system_engine_controller.php on line 28
2012-03-23 14:15:44 - PHP Warning:  Cannot modify header information - headers already sent by (output started at /var/www/user/data/www/site.ru/admin/index.php:83) in /var/www/user/data/www/site.ru/vqmod/vqcache/vq2-system_engine_controller.php on line 29
2012-03-23 14:15:48 - PHP Notice:  Undefined index: product_id in /var/www/user/data/www/site.ru/vqmod/vqcache/vq2-admin_controller_catalog_product.php on line 63
2012-03-23 14:15:48 - PHP Warning:  Cannot modify header information - headers already sent by (output started at /var/www/user/data/www/site.ru/admin/index.php:83) in /var/www/user/data/www/site.ru/vqmod/vqcache/vq2-system_engine_controller.php on line 28
2012-03-23 14:15:48 - PHP Warning:  Cannot modify header information - headers already sent by (output started at /var/www/user/data/www/site.ru/admin/index.php:83) in /var/www/user/data/www/site.ru/vqmod/vqcache/vq2-system_engine_controller.php on line 29
2012-03-23 14:16:28 - PHP Notice:  Undefined index: option_value_id in /var/www/user/data/www/site.ru/vqmod/vqcache/vq2-admin_model_catalog_product.php on line 179
2012-03-23 14:16:28 - PHP Warning:  Cannot modify header information - headers already sent by (output started at /var/www/user/data/www/site.ru/admin/index.php:83) in /var/www/user/data/www/site.ru/vqmod/vqcache/vq2-system_engine_controller.php on line 28
2012-03-23 14:16:28 - PHP Warning:  Cannot modify header information - headers already sent by (output started at /var/www/user/data/www/site.ru/admin/index.php:83) in /var/www/user/data/www/site.ru/vqmod/vqcache/vq2-system_engine_controller.php on line 29
2012-03-23 14:16:39 - PHP Notice:  Undefined index: option_value_id in /var/www/user/data/www/site.ru/vqmod/vqcache/vq2-admin_model_catalog_product.php on line 179
2012-03-23 14:16:39 - PHP Warning:  Cannot modify header information - headers already sent by (output started at /var/www/user/data/www/site.ru/admin/index.php:83) in /var/www/user/data/www/site.ru/vqmod/vqcache/vq2-system_engine_controller.php on line 28
2012-03-23 14:16:39 - PHP Warning:  Cannot modify header information - headers already sent by (output started at /var/www/user/data/www/site.ru/admin/index.php:83) in /var/www/user/data/www/site.ru/vqmod/vqcache/vq2-system_engine_controller.php on line 29
2012-03-24 2:01:39 - PHP Warning:  unlink(/var/www/user/data/www/site.ru/system/cache/cache.product.1.0.8.439a3764eb4073bbeff265f4ada9fc4e.1332554497) [<a href='function.unlink'>function.unlink</a>]: No such file or directory in /var/www/user/data/www/site.ru/system/library/cache.php on line 14
2012-03-24 2:01:40 - PHP Warning:  session_start() [<a href='function.session-start'>function.session-start</a>]: Cannot send session cache limiter - headers already sent (output started at /var/www/user/data/www/site.ru/index.php:109) in /var/www/user/data/www/site.ru/system/library/session.php on line 11
2012-03-24 5:49:55 - PHP Notice:  Undefined index: product_id in /var/www/user/data/www/site.ru/vqmod/vqcache/vq2-admin_controller_catalog_product.php on line 63
2012-03-24 5:49:55 - PHP Warning:  Cannot modify header information - headers already sent by (output started at /var/www/user/data/www/site.ru/admin/index.php:83) in /var/www/user/data/www/site.ru/vqmod/vqcache/vq2-system_engine_controller.php on line 28
2012-03-24 5:49:55 - PHP Warning:  Cannot modify header information - headers already sent by (output started at /var/www/user/data/www/site.ru/admin/index.php:83) in /var/www/user/data/www/site.ru/vqmod/vqcache/vq2-system_engine_controller.php on line 29
2012-03-24 5:49:59 - PHP Notice:  Undefined index: product_id in /var/www/user/data/www/site.ru/vqmod/vqcache/vq2-admin_controller_catalog_product.php on line 63
2012-03-24 5:49:59 - PHP Warning:  Cannot modify header information - headers already sent by (output started at /var/www/user/data/www/site.ru/admin/index.php:83) in /var/www/user/data/www/site.ru/vqmod/vqcache/vq2-system_engine_controller.php on line 28
2012-03-24 5:49:59 - PHP Warning:  Cannot modify header information - headers already sent by (output started at /var/www/user/data/www/site.ru/admin/index.php:83) in /var/www/user/data/www/site.ru/vqmod/vqcache/vq2-system_engine_controller.php on line 29
2012-03-24 16:18:24 - PHP Notice:  Undefined index: option_value_id in /var/www/user/data/www/site.ru/vqmod/vqcache/vq2-admin_model_catalog_product.php on line 179
2012-03-24 16:18:24 - PHP Warning:  Cannot modify header information - headers already sent by (output started at /var/www/user/data/www/site.ru/admin/index.php:83) in /var/www/user/data/www/site.ru/vqmod/vqcache/vq2-system_engine_controller.php on line 28
2012-03-24 16:18:24 - PHP Warning:  Cannot modify header information - headers already sent by (output started at /var/www/user/data/www/site.ru/admin/index.php:83) in /var/www/user/data/www/site.ru/vqmod/vqcache/vq2-system_engine_controller.php on line 29
2012-03-24 16:56:04 - PHP Notice:  Undefined index: option_value_id in /var/www/user/data/www/site.ru/vqmod/vqcache/vq2-admin_model_catalog_product.php on line 179
2012-03-24 16:56:04 - PHP Warning:  Cannot modify header information - headers already sent by (output started at /var/www/user/data/www/site.ru/admin/index.php:83) in /var/www/user/data/www/site.ru/vqmod/vqcache/vq2-system_engine_controller.php on line 28
2012-03-24 16:56:04 - PHP Warning:  Cannot modify header information - headers already sent by (output started at /var/www/user/data/www/site.ru/admin/index.php:83) in /var/www/user/data/www/site.ru/vqmod/vqcache/vq2-system_engine_controller.php on line 29
2012-03-25 1:37:28 - PHP Notice:  Undefined index: proizvoditeli in /var/www/user/data/www/site.ru/catalog/controller/common/seo_pro.php on line 31
2012-03-25 1:37:28 - PHP Notice:  Undefined offset: 1 in /var/www/user/data/www/site.ru/catalog/controller/common/seo_pro.php on line 40
2012-03-25 1:37:28 - PHP Warning:  Cannot modify header information - headers already sent by (output started at /var/www/user/data/www/site.ru/index.php:109) in /var/www/user/data/www/site.ru/catalog/controller/common/seo_pro.php on line 275
2012-03-25 1:37:28 - PHP Warning:  Cannot modify header information - headers already sent by (output started at /var/www/user/data/www/site.ru/index.php:109) in /var/www/user/data/www/site.ru/system/library/response.php on line 12
2012-03-25 20:36:25 - PHP Warning:  file_get_contents(/var/www/user/data/www/site.ru/system/cache/cache.category.seopath.1332711381) [<a href='function.file-get-contents'>function.file-get-contents</a>]: failed to open stream: No such file or directory in /var/www/user/data/www/site.ru/system/library/cache.php on line 26
2012-03-25 20:38:12 - PHP Warning:  unlink(/var/www/user/data/www/site.ru/system/cache/cache.category.seopath.1332711489) [<a href='function.unlink'>function.unlink</a>]: No such file or directory in /var/www/user/data/www/site.ru/system/library/cache.php on line 50
2012-03-25 20:40:47 - PHP Warning:  file_get_contents(/var/www/user/data/www/site.ru/system/cache/cache.category.seopath.1332711644) [<a href='function.file-get-contents'>function.file-get-contents</a>]: failed to open stream: No such file or directory in /var/www/user/data/www/site.ru/system/library/cache.php on line 26
2012-03-25 20:42:30 - PHP Warning:  file_get_contents(/var/www/user/data/www/site.ru/system/cache/cache.category.seopath.1332711750) [<a href='function.file-get-contents'>function.file-get-contents</a>]: failed to open stream: No such file or directory in /var/www/user/data/www/site.ru/system/library/cache.php on line 26
2012-03-25 20:42:30 - PHP Warning:  unlink(/var/www/user/data/www/site.ru/system/cache/cache.category.seopath.1332711750) [<a href='function.unlink'>function.unlink</a>]: No such file or directory in /var/www/user/data/www/site.ru/system/library/cache.php on line 50
2012-03-25 20:42:30 - PHP Warning:  unlink(/var/www/user/data/www/site.ru/system/cache/cache.category.seopath.1332711750) [<a href='function.unlink'>function.unlink</a>]: No such file or directory in /var/www/user/data/www/site.ru/system/library/cache.php on line 50
2012-03-25 20:42:30 - PHP Warning:  unlink(/var/www/user/data/www/site.ru/system/cache/cache.category.seopath.1332711750) [<a href='function.unlink'>function.unlink</a>]: No such file or directory in /var/www/user/data/www/site.ru/system/library/cache.php on line 50
2012-03-25 20:42:30 - PHP Warning:  unlink(/var/www/user/data/www/site.ru/system/cache/cache.category.seopath.1332711750) [<a href='function.unlink'>function.unlink</a>]: No such file or directory in /var/www/user/data/www/site.ru/system/library/cache.php on line 50
2012-03-25 20:42:30 - PHP Warning:  unlink(/var/www/user/data/www/site.ru/system/cache/cache.category.seopath.1332711750) [<a href='function.unlink'>function.unlink</a>]: No such file or directory in /var/www/user/data/www/site.ru/system/library/cache.php on line 50
2012-03-25 20:42:30 - PHP Warning:  unlink(/var/www/user/data/www/site.ru/system/cache/cache.category.seopath.1332711750) [<a href='function.unlink'>function.unlink</a>]: No such file or directory in /var/www/user/data/www/site.ru/system/library/cache.php on line 50
2012-03-26 5:21:24 - PHP Notice:  Undefined index: product_id in /var/www/user/data/www/site.ru/vqmod/vqcache/vq2-admin_controller_catalog_product.php on line 63
2012-03-26 5:21:24 - PHP Warning:  Cannot modify header information - headers already sent by (output started at /var/www/user/data/www/site.ru/admin/index.php:83) in /var/www/user/data/www/site.ru/vqmod/vqcache/vq2-system_engine_controller.php on line 28
2012-03-26 5:21:24 - PHP Warning:  Cannot modify header information - headers already sent by (output started at /var/www/user/data/www/site.ru/admin/index.php:83) in /var/www/user/data/www/site.ru/vqmod/vqcache/vq2-system_engine_controller.php on line 29
2012-03-26 7:05:52 - PHP Warning:  unlink(/var/www/user/data/www/site.ru/system/cache/cache.category.seopath.1332749152) [<a href='function.unlink'>function.unlink</a>]: No such file or directory in /var/www/user/data/www/site.ru/system/library/cache.php on line 50
2012-03-26 7:05:52 - PHP Warning:  unlink(/var/www/user/data/www/site.ru/system/cache/cache.category.seopath.1332749152) [<a href='function.unlink'>function.unlink</a>]: No such file or directory in /var/www/user/data/www/site.ru/system/library/cache.php on line 50
2012-03-26 23:51:35 - PHP Warning:  unlink(/var/www/user/data/www/site.ru/system/cache/cache.category.seopath.1332809492) [<a href='function.unlink'>function.unlink</a>]: No such file or directory in /var/www/user/data/www/site.ru/system/library/cache.php on line 50
2012-03-26 23:51:47 - PHP Warning:  unlink(/var/www/user/data/www/site.ru/system/cache/cache.category.seopath.1332809503) [<a href='function.unlink'>function.unlink</a>]: No such file or directory in /var/www/user/data/www/site.ru/system/library/cache.php on line 50
2012-03-27 6:56:45 - PHP Notice:  Undefined index: points in /var/www/user/data/www/site.ru/vqmod/vqcache/vq2-admin_model_catalog_product.php on line 133
2012-03-27 6:56:45 - PHP Warning:  Cannot modify header information - headers already sent by (output started at /var/www/user/data/www/site.ru/admin/index.php:83) in /var/www/user/data/www/site.ru/vqmod/vqcache/vq2-system_engine_controller.php on line 28
2012-03-27 6:56:45 - PHP Warning:  Cannot modify header information - headers already sent by (output started at /var/www/user/data/www/site.ru/admin/index.php:83) in /var/www/user/data/www/site.ru/vqmod/vqcache/vq2-system_engine_controller.php on line 29

в строках

vq2-system_engine_controller.php

28 и 29

header('Status: ' . $status);

header('Location: ' . str_replace('&', '&', $url));

Не понял причину.