Error message

• Warning: Undefined array key "domain" in theme_disqus_noscript() (line 821 of /var/www/html/sites/all/modules/disqus/disqus.module).
• Warning: Undefined array key "url" in theme_disqus_noscript() (line 821 of /var/www/html/sites/all/modules/disqus/disqus.module).
• Deprecated function: urlencode(): Passing null to parameter #1 ($string) of type string is deprecated in theme_disqus_noscript() (line 821 of /var/www/html/sites/all/modules/disqus/disqus.module).
• Warning: Undefined array key "domain" in disqus_element_post_render() (line 117 of /var/www/html/sites/all/modules/disqus/disqus.module).
• Warning: Undefined array key "url" in disqus_element_post_render() (line 118 of /var/www/html/sites/all/modules/disqus/disqus.module).
• Warning: Undefined array key "title" in disqus_element_post_render() (line 119 of /var/www/html/sites/all/modules/disqus/disqus.module).
• Warning: Undefined array key "identifier" in disqus_element_post_render() (line 120 of /var/www/html/sites/all/modules/disqus/disqus.module).