Fatal error: Uncaught TypeError: Return value of Composer\Autoload\ClassLoader::initializeIncludeClosure() must be an instance of Composer\Autoload\void, none returned in /home/customer/www/thesi.org/public_html/wp/wp-content/plugins/otter-blocks/vendor/composer/ClassLoader.php:580 Stack trace: #0 /home/customer/www/thesi.org/public_html/wp/wp-content/plugins/otter-blocks/vendor/composer/ClassLoader.php(112): Composer\Autoload\ClassLoader::initializeIncludeClosure() #1 /home/customer/www/thesi.org/public_html/wp/wp-content/plugins/otter-blocks/vendor/composer/autoload_real.php(28): Composer\Autoload\ClassLoader->__construct('/home/customer/...') #2 /home/customer/www/thesi.org/public_html/wp/wp-content/plugins/otter-blocks/vendor/autoload.php(25): ComposerAutoloaderInit3ff12e19900b4b8a59918c41377f1ed1::getLoader() #3 /home/customer/www/thesi.org/public_html/wp/wp-content/plugins/otter-blocks/otter-blocks.php(36): require_once('/home/customer/...') #4 /home/customer/www/thesi.org/public_html/wp/wp-settings.php(447): includ in /home/customer/www/thesi.org/public_html/wp/wp-content/plugins/otter-blocks/vendor/composer/ClassLoader.php on line 580