Error message

• Notice: Undefined index: 4 in _filter_tips() (line 1008 of /var/www/gobowen/htdocs/modules/filter/filter.module).
• Notice: Trying to get property of non-object in _filter_tips() (line 1012 of /var/www/gobowen/htdocs/modules/filter/filter.module).
• Notice: Undefined index: in filter_list_format() (line 675 of /var/www/gobowen/htdocs/modules/filter/filter.module).
• Warning: Invalid argument supplied for foreach() in filter_list_format() (line 675 of /var/www/gobowen/htdocs/modules/filter/filter.module).
• Notice: Trying to get property of non-object in _filter_tips() (line 1013 of /var/www/gobowen/htdocs/modules/filter/filter.module).