Deprecated: Return type of Joomla\Event\ListenersPriorityQueue::getIterator() should either be compatible with IteratorAggregate::getIterator(): Traversable, or the #[\ReturnTypeWillChange] attribute should be used to temporarily suppress the notice in /home/www/allgaeuholz/libraries/vendor/joomla/event/src/ListenersPriorityQueue.php on line 137

Deprecated: Return type of Joomla\Event\ListenersPriorityQueue::count() should either be compatible with Countable::count(): int, or the #[\ReturnTypeWillChange] attribute should be used to temporarily suppress the notice in /home/www/allgaeuholz/libraries/vendor/joomla/event/src/ListenersPriorityQueue.php on line 149

Deprecated: Return type of Joomla\Registry\Registry::jsonSerialize() should either be compatible with JsonSerializable::jsonSerialize(): mixed, or the #[\ReturnTypeWillChange] attribute should be used to temporarily suppress the notice in /home/www/allgaeuholz/libraries/vendor/joomla/registry/src/Registry.php on line 117

Deprecated: Return type of Joomla\Registry\Registry::offsetExists($offset) should either be compatible with ArrayAccess::offsetExists(mixed $offset): bool, or the #[\ReturnTypeWillChange] attribute should be used to temporarily suppress the notice in /home/www/allgaeuholz/libraries/vendor/joomla/registry/src/Registry.php on line 394

Deprecated: Return type of Joomla\Registry\Registry::offsetGet($offset) should either be compatible with ArrayAccess::offsetGet(mixed $offset): mixed, or the #[\ReturnTypeWillChange] attribute should be used to temporarily suppress the notice in /home/www/allgaeuholz/libraries/vendor/joomla/registry/src/Registry.php on line 408

Deprecated: Return type of Joomla\Registry\Registry::offsetSet($offset, $value) should either be compatible with ArrayAccess::offsetSet(mixed $offset, mixed $value): void, or the #[\ReturnTypeWillChange] attribute should be used to temporarily suppress the notice in /home/www/allgaeuholz/libraries/vendor/joomla/registry/src/Registry.php on line 423

Deprecated: Return type of Joomla\Registry\Registry::offsetUnset($offset) should either be compatible with ArrayAccess::offsetUnset(mixed $offset): void, or the #[\ReturnTypeWillChange] attribute should be used to temporarily suppress the notice in /home/www/allgaeuholz/libraries/vendor/joomla/registry/src/Registry.php on line 437

Deprecated: Return type of Joomla\Registry\Registry::getIterator() should either be compatible with IteratorAggregate::getIterator(): Traversable, or the #[\ReturnTypeWillChange] attribute should be used to temporarily suppress the notice in /home/www/allgaeuholz/libraries/vendor/joomla/registry/src/Registry.php on line 255

Deprecated: Return type of Joomla\Registry\Registry::count() should either be compatible with Countable::count(): int, or the #[\ReturnTypeWillChange] attribute should be used to temporarily suppress the notice in /home/www/allgaeuholz/libraries/vendor/joomla/registry/src/Registry.php on line 103

Deprecated: Return type of Joomla\Input\Input::count() should either be compatible with Countable::count(): int, or the #[\ReturnTypeWillChange] attribute should be used to temporarily suppress the notice in /home/www/allgaeuholz/libraries/vendor/joomla/input/src/Input.php on line 149

Deprecated: trim(): Passing null to parameter #1 ($string) of type string is deprecated in /home/www/allgaeuholz/libraries/src/Application/WebApplication.php on line 355

Deprecated: Function utf8_decode() is deprecated in /home/www/allgaeuholz/libraries/vendor/joomla/uri/src/UriHelper.php on line 34

Deprecated: trim(): Passing null to parameter #1 ($string) of type string is deprecated in /home/www/allgaeuholz/libraries/src/Application/WebApplication.php on line 404

Deprecated: trim(): Passing null to parameter #1 ($string) of type string is deprecated in /home/www/allgaeuholz/libraries/src/Application/WebApplication.php on line 355

Deprecated: trim(): Passing null to parameter #1 ($string) of type string is deprecated in /home/www/allgaeuholz/libraries/src/Application/WebApplication.php on line 404

Deprecated: Return type of Symfony\Component\OptionsResolver\OptionsResolver::offsetExists($option) should either be compatible with ArrayAccess::offsetExists(mixed $offset): bool, or the #[\ReturnTypeWillChange] attribute should be used to temporarily suppress the notice in /home/www/allgaeuholz/libraries/vendor/symfony/options-resolver/OptionsResolver.php on line 1202

Deprecated: Return type of Symfony\Component\OptionsResolver\OptionsResolver::offsetGet($option, bool $triggerDeprecation = true) should either be compatible with ArrayAccess::offsetGet(mixed $offset): mixed, or the #[\ReturnTypeWillChange] attribute should be used to temporarily suppress the notice in /home/www/allgaeuholz/libraries/vendor/symfony/options-resolver/OptionsResolver.php on line 945

Deprecated: Return type of Symfony\Component\OptionsResolver\OptionsResolver::offsetSet($option, $value) should either be compatible with ArrayAccess::offsetSet(mixed $offset, mixed $value): void, or the #[\ReturnTypeWillChange] attribute should be used to temporarily suppress the notice in /home/www/allgaeuholz/libraries/vendor/symfony/options-resolver/OptionsResolver.php on line 1218

Deprecated: Return type of Symfony\Component\OptionsResolver\OptionsResolver::offsetUnset($option) should either be compatible with ArrayAccess::offsetUnset(mixed $offset): void, or the #[\ReturnTypeWillChange] attribute should be used to temporarily suppress the notice in /home/www/allgaeuholz/libraries/vendor/symfony/options-resolver/OptionsResolver.php on line 1230

Deprecated: Return type of Symfony\Component\OptionsResolver\OptionsResolver::count() should either be compatible with Countable::count(): int, or the #[\ReturnTypeWillChange] attribute should be used to temporarily suppress the notice in /home/www/allgaeuholz/libraries/vendor/symfony/options-resolver/OptionsResolver.php on line 1246

Deprecated: Return type of Joomla\Session\Handler\DatabaseHandler::open($save_path, $session_id) should either be compatible with SessionHandlerInterface::open(string $path, string $name): bool, or the #[\ReturnTypeWillChange] attribute should be used to temporarily suppress the notice in /home/www/allgaeuholz/libraries/vendor/joomla/session/src/Handler/DatabaseHandler.php on line 228

Deprecated: Return type of Joomla\Session\Handler\DatabaseHandler::close() should either be compatible with SessionHandlerInterface::close(): bool, or the #[\ReturnTypeWillChange] attribute should be used to temporarily suppress the notice in /home/www/allgaeuholz/libraries/vendor/joomla/session/src/Handler/DatabaseHandler.php on line 69

Deprecated: Return type of Joomla\Session\Handler\DatabaseHandler::read($session_id) should either be compatible with SessionHandlerInterface::read(string $id): string|false, or the #[\ReturnTypeWillChange] attribute should be used to temporarily suppress the notice in /home/www/allgaeuholz/libraries/vendor/joomla/session/src/Handler/DatabaseHandler.php on line 244

Deprecated: Return type of Joomla\Session\Handler\DatabaseHandler::write($session_id, $session_data) should either be compatible with SessionHandlerInterface::write(string $id, string $data): bool, or the #[\ReturnTypeWillChange] attribute should be used to temporarily suppress the notice in /home/www/allgaeuholz/libraries/vendor/joomla/session/src/Handler/DatabaseHandler.php on line 275

Deprecated: Return type of Joomla\Session\Handler\DatabaseHandler::gc($maxlifetime) should either be compatible with SessionHandlerInterface::gc(int $max_lifetime): int|false, or the #[\ReturnTypeWillChange] attribute should be used to temporarily suppress the notice in /home/www/allgaeuholz/libraries/vendor/joomla/session/src/Handler/DatabaseHandler.php on line 197

Deprecated: Return type of Joomla\Session\Session::getIterator() should either be compatible with IteratorAggregate::getIterator(): Traversable, or the #[\ReturnTypeWillChange] attribute should be used to temporarily suppress the notice in /home/www/allgaeuholz/libraries/vendor/joomla/session/src/Session.php on line 175

Warning: session_name(): Session name cannot be changed after headers have already been sent in /home/www/allgaeuholz/libraries/vendor/joomla/session/src/Storage/NativeStorage.php on line 405

Deprecated: Return type of Joomla\Event\AbstractEvent::offsetExists($name) should either be compatible with ArrayAccess::offsetExists(mixed $offset): bool, or the #[\ReturnTypeWillChange] attribute should be used to temporarily suppress the notice in /home/www/allgaeuholz/libraries/vendor/joomla/event/src/AbstractEvent.php on line 221

Deprecated: Return type of Joomla\Event\AbstractEvent::offsetGet($name) should either be compatible with ArrayAccess::offsetGet(mixed $offset): mixed, or the #[\ReturnTypeWillChange] attribute should be used to temporarily suppress the notice in /home/www/allgaeuholz/libraries/vendor/joomla/event/src/AbstractEvent.php on line 235

Deprecated: Return type of Joomla\Event\AbstractEvent::count() should either be compatible with Countable::count(): int, or the #[\ReturnTypeWillChange] attribute should be used to temporarily suppress the notice in /home/www/allgaeuholz/libraries/vendor/joomla/event/src/AbstractEvent.php on line 149

Deprecated: Return type of Joomla\Event\Event::offsetSet($name, $value) should either be compatible with ArrayAccess::offsetSet(mixed $offset, mixed $value): void, or the #[\ReturnTypeWillChange] attribute should be used to temporarily suppress the notice in /home/www/allgaeuholz/libraries/vendor/joomla/event/src/Event.php on line 126

Deprecated: Return type of Joomla\Event\Event::offsetUnset($name) should either be compatible with ArrayAccess::offsetUnset(mixed $offset): void, or the #[\ReturnTypeWillChange] attribute should be used to temporarily suppress the notice in /home/www/allgaeuholz/libraries/vendor/joomla/event/src/Event.php on line 145

Deprecated: Creation of dynamic property Joomla\CMS\Cache\Storage\FileStorage::$_threshold is deprecated in /home/www/allgaeuholz/libraries/src/Cache/CacheStorage.php on line 108

Deprecated: Return type of Joomla\Database\DatabaseIterator::count() should either be compatible with Countable::count(): int, or the #[\ReturnTypeWillChange] attribute should be used to temporarily suppress the notice in /home/www/allgaeuholz/libraries/vendor/joomla/database/src/DatabaseIterator.php on line 126

Deprecated: Return type of Joomla\Database\DatabaseIterator::current() should either be compatible with Iterator::current(): mixed, or the #[\ReturnTypeWillChange] attribute should be used to temporarily suppress the notice in /home/www/allgaeuholz/libraries/vendor/joomla/database/src/DatabaseIterator.php on line 144

Deprecated: Return type of Joomla\Database\DatabaseIterator::next() should either be compatible with Iterator::next(): void, or the #[\ReturnTypeWillChange] attribute should be used to temporarily suppress the notice in /home/www/allgaeuholz/libraries/vendor/joomla/database/src/DatabaseIterator.php on line 170

Deprecated: Return type of Joomla\Database\DatabaseIterator::key() should either be compatible with Iterator::key(): mixed, or the #[\ReturnTypeWillChange] attribute should be used to temporarily suppress the notice in /home/www/allgaeuholz/libraries/vendor/joomla/database/src/DatabaseIterator.php on line 157

Deprecated: Return type of Joomla\Database\DatabaseIterator::valid() should either be compatible with Iterator::valid(): bool, or the #[\ReturnTypeWillChange] attribute should be used to temporarily suppress the notice in /home/www/allgaeuholz/libraries/vendor/joomla/database/src/DatabaseIterator.php on line 214

Deprecated: Return type of Joomla\Database\DatabaseIterator::rewind() should either be compatible with Iterator::rewind(): void, or the #[\ReturnTypeWillChange] attribute should be used to temporarily suppress the notice in /home/www/allgaeuholz/libraries/vendor/joomla/database/src/DatabaseIterator.php on line 202

Deprecated: Creation of dynamic property Joomla\CMS\Cache\Storage\FileStorage::$_threshold is deprecated in /home/www/allgaeuholz/libraries/src/Cache/CacheStorage.php on line 108

Deprecated: Function utf8_decode() is deprecated in /home/www/allgaeuholz/libraries/vendor/joomla/uri/src/UriHelper.php on line 34

Deprecated: str_replace(): Passing null to parameter #3 ($subject) of type array|string is deprecated in /home/www/allgaeuholz/libraries/src/Uri/Uri.php on line 143
behavior::framework not found. (500 Whoops, looks like something went wrong.)

RuntimeException InvalidArgumentException

HTTP 500 Whoops, looks like something went wrong.

behavior::framework not found.

Exceptions 2

InvalidArgumentException

  1.             $toCall = array($service$func);
  2.             if (!\is_callable($toCall))
  3.             {
  4.                 throw new \InvalidArgumentException(sprintf('%s::%s not found.'$file$func), 500);
  5.             }
  6.             static::register($key$toCall);
  7.             return static::call($toCall$methodArgs);
HTMLHelper::_('jhtml.behavior.framework', true) in /home/www/allgaeuholz/templates/cleanlogic-for-joomla-3.x/error.php (line 9)
  1.  * @author      Robin Jungermann
  2.  * @link        http://www.crosstec.de
  3.  * @license     GNU/GPL
  4. */
  5. defined('_JEXEC') or die;
  6. JHTML::_('behavior.framework'true);
  7. $app JFactory::getApplication();
  8. if (!isset($this->error)) {
  9.     $this->error JError::raiseWarning(404JText::_('JERROR_ALERTNOAUTHOR'));
  10.     $this->debug false;
require('/home/www/allgaeuholz/templates/cleanlogic-for-joomla-3.x/error.php') in /home/www/allgaeuholz/libraries/src/Document/HtmlDocument.php (line 771)
  1.             // Store the file path
  2.             $this->_file $directory '/' $filename;
  3.             // Get the file content
  4.             ob_start();
  5.             require $directory '/' $filename;
  6.             $contents ob_get_contents();
  7.             ob_end_clean();
  8.         }
  9.         return $contents;
HtmlDocument->_loadTemplate('/home/www/allgaeuholz/templates/cleanlogic-for-joomla-3.x', 'error.php') in /home/www/allgaeuholz/libraries/src/Document/HtmlDocument.php (line 830)
  1.         $this->baseurl Uri::base(true);
  2.         $this->params $params['params'] ?? new Registry;
  3.         $this->template $template;
  4.         // Load
  5.         $this->_template $this->_loadTemplate($baseDir$file);
  6.         return $this;
  7.     }
  8.     /**
HtmlDocument->_fetchTemplate(array('template' => 'cleanlogic-for-joomla-3.x', 'directory' => '/home/www/allgaeuholz/templates', 'debug' => '', 'csp_nonce' => null, 'templateInherits' => '', 'params' => object(Registry), 'file' => 'error.php')) in /home/www/allgaeuholz/libraries/src/Document/HtmlDocument.php (line 633)
  1.      *
  2.      * @since   1.7.0
  3.      */
  4.     public function parse($params = array())
  5.     {
  6.         return $this->_fetchTemplate($params)->_parseTemplate();
  7.     }
  8.     /**
  9.      * Outputs the template to the browser.
  10.      *
HtmlDocument->parse(array('template' => 'cleanlogic-for-joomla-3.x', 'directory' => '/home/www/allgaeuholz/templates', 'debug' => '', 'csp_nonce' => null, 'templateInherits' => '', 'params' => object(Registry), 'file' => 'error.php')) in /home/www/allgaeuholz/libraries/src/Document/HtmlDocument.php (line 652)
  1.     {
  2.         $this->_caching $caching;
  3.         if (empty($this->_template))
  4.         {
  5.             $this->parse($params);
  6.         }
  7.         if (\array_key_exists('csp_nonce'$params) && $params['csp_nonce'] !== null)
  8.         {
  9.             $this->cspNonce $params['csp_nonce'];
HtmlDocument->render(false, array('template' => 'cleanlogic-for-joomla-3.x', 'directory' => '/home/www/allgaeuholz/templates', 'debug' => '', 'csp_nonce' => null, 'templateInherits' => '', 'params' => object(Registry), 'file' => 'error.php')) in /home/www/allgaeuholz/libraries/src/Document/ErrorDocument.php (line 140)
  1.         $this->debug $params['debug'] ?? false;
  2.         $this->error $this->_error;
  3.         $params['file'] = 'error.php';
  4.         return parent::render($cache$params);
  5.     }
  6.     /**
  7.      * Render the backtrace
  8.      *
ErrorDocument->render(false, array('template' => 'cleanlogic-for-joomla-3.x', 'directory' => '/home/www/allgaeuholz/templates', 'debug' => '', 'csp_nonce' => null, 'templateInherits' => '', 'params' => object(Registry), 'file' => 'error.php')) in /home/www/allgaeuholz/libraries/src/Error/Renderer/HtmlRenderer.php (line 69)
  1.             ob_end_clean();
  2.         }
  3.         $this->getDocument()->setTitle(Text::_('Error') . ': ' $error->getCode());
  4.         return $this->getDocument()->render(
  5.             false,
  6.             [
  7.                 'template'         => $template->template,
  8.                 'directory'        => JPATH_THEMES,
  9.                 'debug'            => JDEBUG,
HtmlRenderer->render(object(RuntimeException)) in /home/www/allgaeuholz/libraries/src/Exception/ExceptionHandler.php (line 128)
  1.             // Reset the document object in the factory, this gives us a clean slate and lets everything render properly
  2.             Factory::$document $renderer->getDocument();
  3.             Factory::getApplication()->loadDocument(Factory::$document);
  4.             $data $renderer->render($error);
  5.             // If nothing was rendered, just use the message from the Exception
  6.             if (empty($data))
  7.             {
  8.                 $data $error->getMessage();
ExceptionHandler::render(object(RuntimeException)) in /home/www/allgaeuholz/libraries/src/Exception/ExceptionHandler.php (line 71)
  1.      * @since   3.10.0
  2.      */
  3.     public static function handleException(\Throwable $error)
  4.     {
  5.         static::logException($error);
  6.         static::render($error);
  7.     }
  8.     /**
  9.      * Render the error page based on an exception.
  10.      *
ExceptionHandler::handleException(object(RuntimeException)) in /home/www/allgaeuholz/libraries/src/Application/CMSApplication.php (line 311)
  1.             );
  2.             // Trigger the onError event.
  3.             $this->triggerEvent('onError'$event);
  4.             ExceptionHandler::handleException($event->getError());
  5.         }
  6.         // Send the application response.
  7.         $this->respond();
CMSApplication->execute() in /home/www/allgaeuholz/includes/app.php (line 63)
  1. // Set the application as global app
  2. \Joomla\CMS\Factory::$application $app;
  3. // Execute the application.
  4. $app->execute();
require_once('/home/www/allgaeuholz/includes/app.php') in /home/www/allgaeuholz/index.php (line 32)
  1.  * define() is used rather than "const" to not error for PHP 5.2 and lower
  2.  */
  3. define('_JEXEC'1);
  4. // Run the application - All executable code should be triggered through this file
  5. require_once dirname(__FILE__) . '/includes/app.php';

RuntimeException

Failed to start the session because headers have already been sent by "/home/www/allgaeuholz/libraries/vendor/joomla/event/src/ListenersPriorityQueue.php" at line 17.

  1.             throw new \RuntimeException('Failed to start the session: already started by PHP.');
  2.         }
  3.         if (ini_get('session.use_cookies') && headers_sent($file$line))
  4.         {
  5.             throw new \RuntimeException(
  6.                 sprintf('Failed to start the session because headers have already been sent by "%s" at line %d.'$file$line)
  7.             );
  8.         }
  9.         if (!session_start())
  1.                 $this->setId($session_clean);
  2.                 $cookie->set($session_name''time() - 3600);
  3.             }
  4.         }
  5.         parent::start();
  6.         // Try loading data from the session
  7.         if (isset($_SESSION['joomla']) && !empty($_SESSION['joomla']))
  8.         {
  9.             $this->data unserialize(base64_decode($_SESSION['joomla']));
  1.         if ($this->isStarted())
  2.         {
  3.             return;
  4.         }
  5.         $this->store->start();
  6.         $this->setState(SessionState::ACTIVE);
  7.         // Initialise the session
  8.         $this->setCounter();
  1.      */
  2.     public function has($name)
  3.     {
  4.         if (!$this->isActive())
  5.         {
  6.             $this->start();
  7.         }
  8.         return $this->store->has($name);
  9.     }
  1.                 $name $args[2] . '.' $name;
  2.             }
  3.         }
  4.         if (parent::has($name))
  5.         {
  6.             // Parent is used because of b/c, can be changed in Joomla 5
  7.             return parent::get($name$default);
  8.         }
Session->get('user') in /home/www/allgaeuholz/libraries/src/Factory.php (line 338)
  1.                 __CLASS__
  2.             ),
  3.             E_USER_DEPRECATED
  4.         );
  5.         $instance self::getApplication()->getSession()->get('user');
  6.         if (\is_null($id))
  7.         {
  8.             if (!($instance instanceof User))
  9.             {
  1.      *
  2.      * @since   3.2
  3.      */
  4.     protected function initialiseApp($options = array())
  5.     {
  6.         $user Factory::getUser();
  7.         // If the user is a guest we populate it with the guest user group.
  8.         if ($user->guest)
  9.         {
  10.             $guestUsergroup ComponentHelper::getParams('com_users')->get('guest_usergroup'1);
SiteApplication->initialiseApp() in /home/www/allgaeuholz/libraries/src/Application/SiteApplication.php (line 224)
  1.      * @since   3.2
  2.      */
  3.     protected function doExecute()
  4.     {
  5.         // Initialise the application
  6.         $this->initialiseApp();
  7.         // Mark afterInitialise in the profiler.
  8.         JDEBUG $this->profiler->mark('afterInitialise') : null;
  9.         // Route the application
  1.             $this->sanityCheckSystemVariables();
  2.             $this->setupLogging();
  3.             $this->createExtensionNamespaceMap();
  4.             // Perform application routines.
  5.             $this->doExecute();
  6.             // If we have an application document object, render it.
  7.             if ($this->document instanceof \Joomla\CMS\Document\Document)
  8.             {
  9.                 // Render the application output.
CMSApplication->execute() in /home/www/allgaeuholz/includes/app.php (line 63)
  1. // Set the application as global app
  2. \Joomla\CMS\Factory::$application $app;
  3. // Execute the application.
  4. $app->execute();
require_once('/home/www/allgaeuholz/includes/app.php') in /home/www/allgaeuholz/index.php (line 32)
  1.  * define() is used rather than "const" to not error for PHP 5.2 and lower
  2.  */
  3. define('_JEXEC'1);
  4. // Run the application - All executable code should be triggered through this file
  5. require_once dirname(__FILE__) . '/includes/app.php';

Stack Traces 2

[2/2] InvalidArgumentException
InvalidArgumentException:
behavior::framework not found.

  at /home/www/allgaeuholz/libraries/src/HTML/HTMLHelper.php:149
  at Joomla\CMS\HTML\HTMLHelper::_('jhtml.behavior.framework', true)
     (/home/www/allgaeuholz/templates/cleanlogic-for-joomla-3.x/error.php:9)
  at require('/home/www/allgaeuholz/templates/cleanlogic-for-joomla-3.x/error.php')
     (/home/www/allgaeuholz/libraries/src/Document/HtmlDocument.php:771)
  at Joomla\CMS\Document\HtmlDocument->_loadTemplate('/home/www/allgaeuholz/templates/cleanlogic-for-joomla-3.x', 'error.php')
     (/home/www/allgaeuholz/libraries/src/Document/HtmlDocument.php:830)
  at Joomla\CMS\Document\HtmlDocument->_fetchTemplate(array('template' => 'cleanlogic-for-joomla-3.x', 'directory' => '/home/www/allgaeuholz/templates', 'debug' => '', 'csp_nonce' => null, 'templateInherits' => '', 'params' => object(Registry), 'file' => 'error.php'))
     (/home/www/allgaeuholz/libraries/src/Document/HtmlDocument.php:633)
  at Joomla\CMS\Document\HtmlDocument->parse(array('template' => 'cleanlogic-for-joomla-3.x', 'directory' => '/home/www/allgaeuholz/templates', 'debug' => '', 'csp_nonce' => null, 'templateInherits' => '', 'params' => object(Registry), 'file' => 'error.php'))
     (/home/www/allgaeuholz/libraries/src/Document/HtmlDocument.php:652)
  at Joomla\CMS\Document\HtmlDocument->render(false, array('template' => 'cleanlogic-for-joomla-3.x', 'directory' => '/home/www/allgaeuholz/templates', 'debug' => '', 'csp_nonce' => null, 'templateInherits' => '', 'params' => object(Registry), 'file' => 'error.php'))
     (/home/www/allgaeuholz/libraries/src/Document/ErrorDocument.php:140)
  at Joomla\CMS\Document\ErrorDocument->render(false, array('template' => 'cleanlogic-for-joomla-3.x', 'directory' => '/home/www/allgaeuholz/templates', 'debug' => '', 'csp_nonce' => null, 'templateInherits' => '', 'params' => object(Registry), 'file' => 'error.php'))
     (/home/www/allgaeuholz/libraries/src/Error/Renderer/HtmlRenderer.php:69)
  at Joomla\CMS\Error\Renderer\HtmlRenderer->render(object(RuntimeException))
     (/home/www/allgaeuholz/libraries/src/Exception/ExceptionHandler.php:128)
  at Joomla\CMS\Exception\ExceptionHandler::render(object(RuntimeException))
     (/home/www/allgaeuholz/libraries/src/Exception/ExceptionHandler.php:71)
  at Joomla\CMS\Exception\ExceptionHandler::handleException(object(RuntimeException))
     (/home/www/allgaeuholz/libraries/src/Application/CMSApplication.php:311)
  at Joomla\CMS\Application\CMSApplication->execute()
     (/home/www/allgaeuholz/includes/app.php:63)
  at require_once('/home/www/allgaeuholz/includes/app.php')
     (/home/www/allgaeuholz/index.php:32)                
[1/2] RuntimeException
RuntimeException:
Failed to start the session because headers have already been sent by "/home/www/allgaeuholz/libraries/vendor/joomla/event/src/ListenersPriorityQueue.php" at line 17.

  at /home/www/allgaeuholz/libraries/vendor/joomla/session/src/Storage/NativeStorage.php:473
  at Joomla\Session\Storage\NativeStorage->start()
     (/home/www/allgaeuholz/libraries/src/Session/Storage/JoomlaStorage.php:305)
  at Joomla\CMS\Session\Storage\JoomlaStorage->start()
     (/home/www/allgaeuholz/libraries/vendor/joomla/session/src/Session.php:405)
  at Joomla\Session\Session->start()
     (/home/www/allgaeuholz/libraries/vendor/joomla/session/src/Session.php:332)
  at Joomla\Session\Session->has('user')
     (/home/www/allgaeuholz/libraries/src/Session/Session.php:201)
  at Joomla\CMS\Session\Session->get('user')
     (/home/www/allgaeuholz/libraries/src/Factory.php:338)
  at Joomla\CMS\Factory::getUser()
     (/home/www/allgaeuholz/libraries/src/Application/SiteApplication.php:621)
  at Joomla\CMS\Application\SiteApplication->initialiseApp()
     (/home/www/allgaeuholz/libraries/src/Application/SiteApplication.php:224)
  at Joomla\CMS\Application\SiteApplication->doExecute()
     (/home/www/allgaeuholz/libraries/src/Application/CMSApplication.php:278)
  at Joomla\CMS\Application\CMSApplication->execute()
     (/home/www/allgaeuholz/includes/app.php:63)
  at require_once('/home/www/allgaeuholz/includes/app.php')
     (/home/www/allgaeuholz/index.php:32)