error Important

hi
i use unyson but now when is active my site not loaded. but when deactive this plugin my site is OK. in error_log :
[08-Sep-2018 02:22:35 UTC] PHP Warning: require_once(/home/public_html/wp-content/plugins/unyson/framework/extensions/builder/includes/option-types/builder/builder.php): failed to open stream: No such file or directory in /home/public_html/wp-content/plugins/unyson/framework/extensions/builder/class-fw-extension-builder.php on line 22
[08-Sep-2018 02:22:35 UTC] PHP Fatal error: require_once(): Failed opening required ‘/home/public_html/wp-content/plugins/unyson/framework/extensions/builder/includes/option-types/builder/builder.php’ (include_path=’.:/opt/alt/php56/usr/share/pear:/opt/alt/php56/usr/share/php’) in /home/public_html/wp-content/plugins/unyson/framework/extensions/builder/class-fw-extension-builder.php on line 22
[08-Sep-2018 02:24:07 UTC] PHP Fatal error: Call to undefined function fw_get_db_post_option() in /home/public_html/wp-content/themes/seosight/kingcomposer/crum_portfolio_grid.php on line 75
[08-Sep-2018 02:40:12 UTC] PHP Warning: require_once(/home/public_html/wp-content/plugins/unyson/framework/extensions/builder/includes/option-types/builder/builder.php): failed to open stream: No such file or directory in /home/public_html/wp-content/plugins/unyson/framework/extensions/builder/class-fw-extension-builder.php on line 22
[08-Sep-2018 02:40:12 UTC] PHP Fatal error: require_once(): Failed opening required ‘/home/public_html/wp-content/plugins/unyson/framework/extensions/builder/includes/option-types/builder/builder.php’ (include_path=’.:/opt/alt/php56/usr/share/pear:/opt/alt/php56/usr/share/php’) in /home/public_html/wp-content/plugins/unyson/framework/extensions/builder/class-fw-extension-builder.php on line 22
[08-Sep-2018 02:44:02 UTC] PHP Fatal error: Call to undefined function fw_resize() in /home/public_html/wp-content/themes/seosight/kingcomposer/crum_contacts.php on line 21

Thanks