adding effects to powerpoint slides


Fatal error: Uncaught ErrorException: md5_file(/home/kitlosco/kmacims.com.ng/wp-content/litespeed/css/3ff7c4d7547dd8a406b6a1aee338ce40.css.tmp): Failed to open stream: No such file or directory in /home/kitlosco/kmacims.com.ng/wp-content/plugins/litespeed-cache/src/optimizer.cls.php:140 Stack trace: #0 [internal function]: litespeed_exception_handler(2, 'md5_file(/home/...', '/home/kitlosco/...', 140) #1 /home/kitlosco/kmacims.com.ng/wp-content/plugins/litespeed-cache/src/optimizer.cls.php(140): md5_file('/home/kitlosco/...') #2 /home/kitlosco/kmacims.com.ng/wp-content/plugins/litespeed-cache/src/optimize.cls.php(837): LiteSpeed\Optimizer->serve('https://www.kma...', 'css', true, Array) #3 /home/kitlosco/kmacims.com.ng/wp-content/plugins/litespeed-cache/src/optimize.cls.php(330): LiteSpeed\Optimize->_build_hash_url(Array) #4 /home/kitlosco/kmacims.com.ng/wp-content/plugins/litespeed-cache/src/optimize.cls.php(264): LiteSpeed\Optimize->_optimize() #5 /home/kitlosco/kmacims.com.ng/wp-includes/class-wp-hook.php(324): LiteSpeed\Optimize->finalize('<!DOCTYPE html>...') #6 /home/kitlosco/kmacims.com.ng/wp-includes/plugin.php(205): WP_Hook->apply_filters('<!DOCTYPE html>...', Array) #7 /home/kitlosco/kmacims.com.ng/wp-content/plugins/litespeed-cache/src/core.cls.php(477): apply_filters('litespeed_buffe...', '<!DOCTYPE html>...') #8 [internal function]: LiteSpeed\Core->send_headers_force('<!DOCTYPE html>...', 9) #9 /home/kitlosco/kmacims.com.ng/wp-includes/functions.php(5427): ob_end_flush() #10 /home/kitlosco/kmacims.com.ng/wp-includes/class-wp-hook.php(324): wp_ob_end_flush_all('') #11 /home/kitlosco/kmacims.com.ng/wp-includes/class-wp-hook.php(348): WP_Hook->apply_filters(NULL, Array) #12 /home/kitlosco/kmacims.com.ng/wp-includes/plugin.php(517): WP_Hook->do_action(Array) #13 /home/kitlosco/kmacims.com.ng/wp-includes/load.php(1280): do_action('shutdown') #14 [internal function]: shutdown_action_hook() #15 {main} thrown in /home/kitlosco/kmacims.com.ng/wp-content/plugins/litespeed-cache/src/optimizer.cls.php on line 140