Multiple errors

Hello,

I have been seeing a lot of errors with the following stack trace – Google bot is not able to fetch pages and is showing a 500 error (fetch as google works for the same page when CF7 is deactivated). Any idea how I can fix this?

2016/09/18 22:27:12 [error] 10028#10028: *422003 FastCGI sent in stderr: "PHP message: PHP Fatal error:  Uncaught Error: Call to a member function get_queried_object_id() on null in /var/www/website/wp-includes/query.php:61
Stack trace:
#0 /var/www/website/wp-includes/query.php(4816): get_queried_object_id()
#1 /var/www/website/wp-includes/query.php(3922): WP_Query->setup_postdata(Object(WP_Post))
#2 /var/www/website/wp-content/plugins/techsarathy-sendy-cf7-integration/classes/TsSendyPostType.php(235): WP_Query->the_post()
#3 /var/www/website/wp-content/plugins/techsarathy-sendy-cf7-integration/classes/TsSendyShortcode.php(66): TsSendyPostType::getSendyLists('3838')
#4 /var/www/website/wp-content/plugins/techsarathy-sendy-cf7-integration/classes/TsSendyShortcode.php(39): TsSendyShortcode::prepare(Array)
#5 /var/www/website/wp-content/plugins/contact-form-7/includes/shortcodes.php(174): TsSendyShortcode::tssendy_short(Array)
#6 [internal function]: WPCF7_ShortcodeManager->do_shortcode_tag(Array)
#7 /var/www/website/wp-content/plugi" while reading response header from upstream, client: 173.252.88.180, server: www.website.com, request: "GET /coorg/ HTTP/1.1", upstream: "fastcgi://unix:/var/run/php/php7.0-fpm.sock:", host: "www.website.com"

Thanks,
Ajay