( ! ) Fatal error: Cannot use Joomla\String\String as String because 'String' is a special class name in /srv/www/clients/client32/web99/web/libraries/vendor/joomla/registry/src/Format/Json.php on line 12
Call Stack
#	Time	Memory	Function	Location
1	0.0006	362592	{main}( )	.../index.php:0
2	0.0164	863672	JFactory::getApplication( $id = 'site', $config = ???, $prefix = ??? )	.../index.php:42
3	0.0186	1172848	JApplicationCms::getInstance( $name = 'site' )	.../factory.php:125
4	0.0192	1272144	JApplicationSite->__construct( $input = ???, $config = ???, $client = ??? )	.../cms.php:399
5	0.0192	1272144	JApplicationCms->__construct( $input = NULL, $config = NULL, $client = NULL )	.../site.php:63
6	0.0233	1655360	JApplicationCms->loadSession( $session = ??? )	.../cms.php:131
7	0.0247	1865936	JSession->start( )	.../cms.php:739
8	0.0287	2302464	JEventDispatcher->trigger( $event = 'onAfterSessionStart', $args = ??? )	.../session.php:605
9	0.0287	2302512	JApplicationCms->afterSessionStart( )	.../dispatcher.php:165
10	0.0287	2302592	Joomla\Registry\Registry->__construct( $data = 'session' )	.../cms.php:148
11	0.0287	2302632	Joomla\Registry\Registry->loadString( $data = 'session', $format = ???, $options = ??? )	.../Registry.php:66
12	0.0289	2308240	Joomla\Registry\AbstractRegistryFormat::getInstance( $type = 'JSON' )	.../Registry.php:357
13	0.0289	2308328	class_exists( $classname = '\\Joomla\\Registry\\Format\\Json' )	.../AbstractRegistryFormat.php:45
14	0.0289	2308480	spl_autoload_call( $class_name = 'Joomla\\Registry\\Format\\Json' )	.../AbstractRegistryFormat.php:45
15	0.0289	2308576	JClassLoader->loadClass( $class = 'Joomla\\Registry\\Format\\Json' )	.../AbstractRegistryFormat.php:45
16	0.0289	2308576	Composer\Autoload\ClassLoader->loadClass( $class = 'Joomla\\Registry\\Format\\Json' )	.../loader.php:55
17	0.0290	2308688	Composer\Autoload\includeFile( $file = '/srv/www/clients/client32/web99/web/libraries/vendor/joomla/registry/src/Format/Json.php' )	.../ClassLoader.php:301