Fatal error: Cannot use 'String' as class name as it is reserved in /var/www/web17/html/exoplanetsystems.org/lib/Cake/Utility/String.php on line 26

Fatal error: Uncaught Error: Class 'String' not found in /var/www/web17/html/exoplanetsystems.org/lib/Cake/Utility/Debugger.php:341 Stack trace: #0 /var/www/web17/html/exoplanetsystems.org/lib/Cake/Utility/Debugger.php(721): Debugger::trace(Array) #1 /var/www/web17/html/exoplanetsystems.org/lib/Cake/Error/ErrorHandler.php(177): Debugger->outputError(Array) #2 /var/www/web17/html/exoplanetsystems.org/app/Controller/AppController.php(72): ErrorHandler::handleError(8, 'Undefined index...', '/var/www/web17/...', 72, Array) #3 /var/www/web17/html/exoplanetsystems.org/app/Controller/AppController.php(60): AppController->detectBrowserLanguage() #4 /var/www/web17/html/exoplanetsystems.org/app/Controller/AppController.php(41): AppController->_setLanguage() #5 /var/www/web17/html/exoplanetsystems.org/lib/Cake/Event/CakeEventManager.php(246): AppController->beforeFilter(Object(CakeEvent)) #6 /var/www/web17/html/exoplanetsystems.org/lib/Cake/Controller/Controller.php(669): CakeEventManager->dispatch(Object(CakeEvent)) #7 /var/www/web in /var/www/web17/html/exoplanetsystems.org/lib/Cake/Utility/Debugger.php on line 341