plugin fails with php error

here I am facing problem while activating the plugin. I see below errors in the logs.

2020/07/24 09:15:39 [error] 37#37: *180 FastCGI sent in stderr: “PHP message: PHP Warning: Creating default object from empty value in /var/www/html/wp-content/themes/corpus/includes/framework/inc/class.redux_filesystem.php on line 29PHP message: PHP Warning: include(/var/www/html/wp-content/plugins/backwpup/vendor/composer/../aws/aws-sdk-php/src/CloudFront/CloudFrontClient.php): failed to open stream: No such file or directory in /var/www/html/wp-content/plugins/seo-by-rank-math/vendor/composer/ClassLoader.php on line 444PHP message: PHP Warning: include(): Failed opening ‘/var/www/html/wp-content/plugins/backwpup/vendor/composer/../aws/aws-sdk-php/src/CloudFront/CloudFrontClient.php’ for inclusion (include_path=’/var/www/html/wp-content/plugins/backwpup/vendor/pear/archive_tar:/var/www/html/wp-content/plugins/backwpup/vendor/pear/console_getopt:/var/www/html/wp-content/plugins/backwpup/vendor/pear/pear-core-minimal/src:/var/www/html/wp-content/plugins/backwpup/vendor/pear/pear_exception:.:/usr/local/lib/php’) in /var/www/html/wp-content/plugins/seo-by-rank-math/vendor/composer/ClassLoader.php on line 444PHP message: PHP Fatal error: Uncaught Error: Class ‘Aws\CloudFront\CloudFrontClient’ not found in /var/www/html/wp-content/plugins/aws-cdn-by-wpadmin/aws-cdn.php:795
Stack trace:
#0 /var/www/html/wp-content/plugins/aws-cdn-by-wpadmin/aws-cdn.php(478): wpaawscdn->wpaac_authClient(‘AKIAVR6………’, ‘bBO3……’)
#1 /var/www/html/wp-includes/class-wp-hook.php(287): wpaawscdn->wpaac_deploy_cdn(”)
#2 /var/www/html/wp-includes/class-wp-hook.php(311): WP_Hook->apply_filters(”, Array)
#3 /var/www/html/wp-includes/plugin.php(478): WP_Hook->do_action(Array)
#4 /var/www/html/wp-admin/admin-ajax.php(175): do_action(‘wp_ajax_wpaac_d…’)
#5 {main}
thrown in /var/www/html/wp-content/plugins/aws-cdn-by-wpadmin/aws-cdn.php on line 795″ while reading response header from upstream, client: 172.31.12.251, server: , request: “GET /wp-admin/admin-ajax.php?pll_ajax_backend=1&action=wpaac_deploy_cdn&wpaac_ak=AKIA