Fatal error: jetgridbuilder/includes/endpoints/terms.php

Had a site off the air with a white page.. found this in the PHP logs.
V1.1.5 Running PHP 8.3.26

thrown in /home/website/public_html/wp-content/plugins/jetgridbuilder/includes/endpoints/terms.php on line 119 12 {main} 11 /home/website/public_html/index.php(17): require('…') 10 /home/website/public_html/wp-blog-header.php(16): wp() 9 /home/website/public_html/wp-includes/functions.php(1342): WP->main() 8 /home/website/public_html/wp-includes/class-wp.php(818): WP->parse_request() 7 /home/website/public_html/wp-includes/class-wp.php(418): do_action_ref_array() 6 /home/website/public_html/wp-includes/plugin.php(565): WP_Hook->do_action() 5 /home/website/public_html/wp-includes/class-wp-hook.php(348): WP_Hook->apply_filters() 4 /home/website/public_html/wp-includes/class-wp-hook.php(324): rest_api_loaded() 3 /home/website/public_html/wp-includes/rest-api.php(459): WP_REST_Server->serve_request() 2 /home/website/public_html/wp-includes/rest-api/class-wp-rest-server.php(439): WP_REST_Server->dispatch() 1 /home/website/public_html/wp-includes/rest-api/class-wp-rest-server.php(1125): WP_REST_Server->respond_to_request() 0 /home/website/public_html/wp-includes/rest-api/class-wp-rest-server.php(1292): Posts_Grid_Builder\Endpoints\Terms->callback()

Stack trace:
[15-Oct-2025 01:53:43 UTC] PHP Fatal error: Uncaught TypeError: Unsupported operand types: string / string in /home/website/public_html/wp-content/plugins/jetgridbuilder/includes/endpoints/terms.php:119
thrown in /home/website/public_html/wp-content/plugins/jetgridbuilder/includes/endpoints/terms.php on line 119