Critical error on category pages on mobile

Here’s the debug problem, don’t know what wrong in line 975

[24-May-2021 16:49:37 UTC] PHP Fatal error: Uncaught Error: Call to a member function the_post() on null in /home/wp_99d24c/twsillimanian.com/wp-includes/query.php:975
Stack trace:
#0 /home/wp_99d24c/twsillimanian.com/wp-content/plugins/td-cloud-library/wp_templates/tdb_view_category.php(17): the_post()
#1 /home/wp_99d24c/twsillimanian.com/wp-includes/template-loader.php(106): include('/home/wp_99d24c...')
#2 /home/wp_99d24c/twsillimanian.com/wp-blog-header.php(19): require_once('/home/wp_99d24c...')
#3 /home/wp_99d24c/twsillimanian.com/index.php(17): require('/home/wp_99d24c...')
#4 {main}
thrown in /home/wp_99d24c/twsillimanian.com/wp-includes/query.php on line 975
[24-May-2021 16:49:37 UTC] PHP Notice: is_embed was called incorrectly.

Here’s what’s written on line 975

/**
* Iterate the post index in the loop.
*
* @since 1.5.0
*
* @global WP_Query $wp_query WordPress Query object.
*/
function the_post() {
global $wp_query;
$wp_query->the_post();
}