Warning: Declaration of FrontendPage::generate($page) should be compatible with XSLTPage::generate() in /www/symphony/lib/toolkit/class.frontendpage.php on line 23

Fatal error: Uncaught TypeError: Argument 1 passed to GenericExceptionHandler::handler() must be an instance of Exception, instance of Error given in /www/symphony/lib/core/class.errorhandler.php:70
Stack trace:
#0 [internal function]: GenericExceptionHandler::handler(Object(Error))
#1 {main}
  thrown in /www/symphony/lib/core/class.errorhandler.php on line 70