Error message

• Notice: Undefined property: stdClass::$uri in theme_file_link() (line 783 of /var/www/html/wnplib/modules/file/file.module).
• Notice: Undefined property: stdClass::$uri in theme_file_link() (line 803 of /var/www/html/wnplib/modules/file/file.module).
• Notice: Undefined property: stdClass::$filemime in theme_file_icon() (line 849 of /var/www/html/wnplib/modules/file/file.module).
• Notice: Undefined property: stdClass::$filemime in file_icon_path() (line 893 of /var/www/html/wnplib/modules/file/file.module).
• Notice: Undefined property: stdClass::$filemime in file_icon_map() (line 936 of /var/www/html/wnplib/modules/file/file.module).
• Notice: Undefined property: stdClass::$filemime in file_icon_path() (line 908 of /var/www/html/wnplib/modules/file/file.module).
• Notice: Undefined property: stdClass::$filemime in file_icon_path() (line 908 of /var/www/html/wnplib/modules/file/file.module).
• Notice: Undefined property: stdClass::$filemime in file_icon_path() (line 908 of /var/www/html/wnplib/modules/file/file.module).
• Notice: Undefined property: stdClass::$filemime in file_icon_path() (line 908 of /var/www/html/wnplib/modules/file/file.module).
• Notice: Undefined property: stdClass::$filemime in theme_file_link() (line 815 of /var/www/html/wnplib/modules/file/file.module).
• Notice: Undefined property: stdClass::$filesize in theme_file_link() (line 815 of /var/www/html/wnplib/modules/file/file.module).
• Notice: Undefined property: stdClass::$filename in theme_file_link() (line 821 of /var/www/html/wnplib/modules/file/file.module).