Warning: DOMDocument::schemaValidate(): Invalid Schema in /home/customer/www/johnstonopals.com.au/public_html/vendor/magento/framework/Config/Dom.php on line 381

Fatal error: Uncaught Magento\Framework\Exception\LocalizedException: Invalid Document simple type 'phpClassName', attribute 'base': The QName value '{http://www.w3.org/2001/XMLSchema}string' does not resolve to a(n) simple type definition. Line: 37 attribute decl. 'name', attribute 'type': The QName value '{http://www.w3.org/2001/XMLSchema}string' does not resolve to a(n) simple type definition. Line: 164 in /home/customer/www/johnstonopals.com.au/public_html/vendor/magento/framework/Config/Reader/Filesystem.php:168 Stack trace: #0 /home/customer/www/johnstonopals.com.au/public_html/vendor/magento/framework/Config/Reader/Filesystem.php(132): Magento\Framework\Config\Reader\Filesystem->_readFiles(Object(Magento\Framework\Config\FileIterator)) #1 /home/customer/www/johnstonopals.com.au/public_html/vendor/magento/framework/App/ObjectManagerFactory.php(279): Magento\Framework\Config\Reader\Filesystem->read('primary') #2 /home/customer/www/johnstonopals.com.au/public_html/vendor/magento/framework/App/ObjectManagerFactory.p in /home/customer/www/johnstonopals.com.au/public_html/vendor/magento/framework/App/ObjectManagerFactory.php on line 281