View difference between Paste ID: BNgXYAmr and eU5V4ari

 function pm_detect_archives($request) {
 	global $wp, $wpdb;
 
 	$post_types = array(
 		'events' => 'events'
 	);
 
 	$taxonomies = array(
 		'solutions'
 	);
 
-	// Parse the URI (name_of_post_type/taxonomy_term)
+	$taxonomies_2 = array(
-	preg_match('/([^\/]+)\/([^\/]+)(?:\/page\/([\d]+))?/', $wp->request, $parts);
+		'event_type',
 		'category',
 		'post_tag',
 		'service_line'
 	);
 
-		// Get term
+	// Parse the URI
 	// URL Format: name_of_post_type/taxonomy_term/taxonomy_2_term
 	preg_match('/([^\/]+)\/([^\/]+)(?:\/([^\/]+))?(?:\/page\/([\d]+))?/', $wp->request, $parts);
 
 	if(!empty($parts[1]) && !empty($post_types[$parts[1]])) {
 		// Get post type
 		$post_type = $post_types[$parts[1]];
 
 		// Get term #1
 		$term = $wpdb->get_row($wpdb->prepare("
 			SELECT * FROM {$wpdb->terms}
 			LEFT JOIN {$wpdb->term_taxonomy} ON {$wpdb->terms}.term_id = {$wpdb->term_taxonomy}.term_id
 			WHERE slug = %s",
 			sanitize_title($parts[2])
 		));
 
 		// Get term #2
-			// Suport pagination
+		if(!empty($parts[3])) {
-			if(!empty($parts[2])) {
+			$term_2 = $wpdb->get_row($wpdb->prepare("
-				$request['paged'] = $parts[2];
+				SELECT * FROM {$wpdb->terms}
 				LEFT JOIN {$wpdb->term_taxonomy} ON {$wpdb->terms}.term_id = {$wpdb->term_taxonomy}.term_id
 				WHERE slug = %s",
 				sanitize_title($parts[3])
 			));
 		}
 
-add_filter('request', 'pm_detect_archives', 99);
+
 		// Filter the query if both post type & term were found
 		if(!empty($term) && in_array($term->taxonomy, $taxonomies)) {
 			$request = array(
 				'post_type' => $post_type,
 				'taxonomy' => $term->taxonomy,
 				'term' => $term->slug,
 				'do_not_redirect' => 1,
 			);
 
 			// Add second term
 			if(!empty($term_2) && in_array($term_2->taxonomy, $taxonomies_2)) {
 				$request['taxonomy_2'] = $term_2->taxonomy;
 				$request['term_2'] = $term_2->slug;
 			}
 
 			// Support pagination
 			if(!empty($parts[4])) {
 				$request['paged'] = $parts[4];
 			}
 		}
 	}
 
 	return $request;
 }
 add_filter('request', 'pm_detect_archives', 99);
 
 function pm_pre_get_posts($query) {
 	if(!empty($query->query['taxonomy_2']) && $query->is_archive) {
 		$tax_query = array(
 			'taxonomy' => $query->query['taxonomy_2'],
 			'terms' => array($query->query['term_2']),
 			'field' => 'slug',
 			'operator'=> 'IN'
 		);
 
 		$query->tax_query->queries[] = $tax_query;
 
 		$query->query_vars['tax_query'] = $query->tax_query->queries;
 		$query->query_vars['tax_query']['relation'] = 'AND';
 	}
 }
 add_action('pre_get_posts', 'pm_pre_get_posts', 99999);