Call to a member function getAuthorisedViewLevels() on null (500 Whoops, looks like something went wrong.)

RuntimeException Error

HTTP 500 Whoops, looks like something went wrong.

Call to a member function getAuthorisedViewLevels() on null

Exceptions 2

Error

in /home/highl741/public_html/knowreservations.com/test/libraries/src/Helper/ModuleHelper.php (line 409)

*/
public static function getModuleList()
{
$app = Factory::getApplication();
$itemId = $app->getInput()->getInt('Itemid', 0);
$groups = $app->getIdentity()->getAuthorisedViewLevels();
$clientId = (int) $app->getClientId();
// Build a cache ID for the resulting data object
$cacheId = implode(',', $groups) . '.' . $clientId . '.' . $itemId;

ModuleHelper::getModuleList() in /home/highl741/public_html/knowreservations.com/test/libraries/src/Helper/ModuleHelper.php (line 384)

'modules' => &$modules, // @todo: Remove reference in Joomla 6, see PrepareModuleListEvent::__constructor()
]))->getArgument('modules', $modules);
// If the onPrepareModuleList event returns an array of modules, then ignore the default module list creation
if (!$modules) {
$modules = static::getModuleList();
}
$modules = $dispatcher->dispatch('onAfterModuleList', new Module\AfterModuleListEvent('onAfterModuleList', [
'modules' => &$modules, // @todo: Remove reference in Joomla 6, see AfterModuleListEvent::__constructor()
]))->getArgument('modules', $modules);

ModuleHelper::load() in /home/highl741/public_html/knowreservations.com/test/libraries/src/Helper/ModuleHelper.php (line 89)

public static function &getModules($position)
{
$position = strtolower($position);
$result = [];
$input = Factory::getApplication()->getInput();
$modules = &static::load();
$total = \count($modules);
for ($i = 0; $i < $total; $i++) {
if ($modules[$i]->position === $position) {
$result[] = &$modules[$i];

ModuleHelper::getModules() in /home/highl741/public_html/knowreservations.com/test/libraries/src/Document/HtmlDocument.php (line 669)

{
if ((isset(parent::$_buffer['modules'][$positionName])) && (parent::$_buffer['modules'][$positionName] === false)) {
return 0;
}
$modules = ModuleHelper::getModules($positionName);
if (!$withContentOnly) {
return \count($modules);
}

HtmlDocument->countModules() in /home/highl741/public_html/knowreservations.com/test/templates/system/error.php (line 47)

</head>
<body>
<div class="error">
<div id="outline">
<div id="errorboxoutline">
<?php if ($this->countModules('error-' . $errorCode)) : ?>
<jdoc:include type="modules" name="error-<?php echo $errorCode; ?>" style="none" />
<?php else : ?>
<div id="errorboxheader"><?php echo $this->error->getCode(); ?> - <?php echo htmlspecialchars($this->error->getMessage(), ENT_QUOTES, 'UTF-8'); ?></div>
<div id="errorboxbody">
<p><strong><?php echo Text::_('JERROR_LAYOUT_NOT_ABLE_TO_VISIT'); ?></strong></p>

require('/home/highl741/public_html/knowreservations.com/test/templates/system/error.php') in /home/highl741/public_html/knowreservations.com/test/libraries/src/Document/HtmlDocument.php (line 731)

// Store the file path
$this->_file = $directory . '/' . $filename;
// Get the file content
ob_start();
require $directory . '/' . $filename;
$contents = ob_get_clean();
}
return $contents;
}

HtmlDocument->_loadTemplate() in /home/highl741/public_html/knowreservations.com/test/libraries/src/Document/HtmlDocument.php (line 785)

$this->baseurl = Uri::base(true);
$this->params = $params['params'] ?? new Registry();
$this->template = $template;
// Load
$this->_template = $this->_loadTemplate($baseDir, $file);
return $this;
}
/**

HtmlDocument->_fetchTemplate() in /home/highl741/public_html/knowreservations.com/test/libraries/src/Document/HtmlDocument.php (line 622)

*
* @since 1.7.0
*/
public function parse($params = [])
{
return $this->_fetchTemplate($params)->_parseTemplate();
}
/**
* Outputs the template to the browser.
*

HtmlDocument->parse() in /home/highl741/public_html/knowreservations.com/test/libraries/src/Document/HtmlDocument.php (line 640)

public function render($caching = false, $params = [])
{
$this->_caching = $caching;
if (empty($this->_template)) {
$this->parse($params);
}
if (\array_key_exists('csp_nonce', $params) && $params['csp_nonce'] !== null) {
$this->cspNonce = $params['csp_nonce'];
}

HtmlDocument->render() in /home/highl741/public_html/knowreservations.com/test/libraries/src/Document/ErrorDocument.php (line 139)

$this->debug = $params['debug'] ?? false;
$this->error = $this->_error;
$params['file'] = 'error.php';
return parent::render($cache, $params);
}
/**
* Render the backtrace
*

ErrorDocument->render() in /home/highl741/public_html/knowreservations.com/test/libraries/src/Error/Renderer/HtmlRenderer.php (line 70)

ob_end_clean();
}
$this->getDocument()->setTitle(Text::_('Error') . ': ' . $error->getCode());
return $this->getDocument()->render(
false,
[
'template' => $template->template,
'directory' => JPATH_THEMES,
'debug' => JDEBUG,

HtmlRenderer->render() in /home/highl741/public_html/knowreservations.com/test/libraries/src/Exception/ExceptionHandler.php (line 136)

'subject' => $app,
'document' => $renderer->getDocument(),
])
);
$data = $renderer->render($error);
// If nothing was rendered, just use the message from the Exception
if (empty($data)) {
$data = $error->getMessage();
}

ExceptionHandler::render() in /home/highl741/public_html/knowreservations.com/test/libraries/src/Exception/ExceptionHandler.php (line 73)

* @since 3.10.0
*/
public static function handleException(\Throwable $error)
{
static::logException($error);
static::render($error);
}
/**
* Render the error page based on an exception.
*

ExceptionHandler::handleException() in /home/highl741/public_html/knowreservations.com/test/libraries/src/Application/CMSApplication.php (line 336)

);
// Trigger the onError event.
$this->dispatchEvent('onError', $event);
ExceptionHandler::handleException($event->getError());
}
// Trigger the onBeforeRespond event.
$this->dispatchEvent(
'onBeforeRespond',

CMSApplication->execute() in /home/highl741/public_html/knowreservations.com/test/includes/app.php (line 58)

// Set the application as global app
\Joomla\CMS\Factory::$application = $app;
// Execute the application.
$app->execute();

require_once('/home/highl741/public_html/knowreservations.com/test/includes/app.php') in /home/highl741/public_html/knowreservations.com/test/index.php (line 32)

* define() is used rather than "const" to not error for PHP 5.2 and lower
*/
define('_JEXEC', 1);
// Run the application - All executable code should be triggered through this file
require_once dirname(__FILE__) . '/includes/app.php';

RuntimeException

Failed to start the session because headers have already been sent by "/home/highl741/public_html/knowreservations.com/test/libraries/src/Application/WebApplication.php" at line 108.

in /home/highl741/public_html/knowreservations.com/test/libraries/vendor/joomla/session/src/Storage/NativeStorage.php (line 454)

if ($this->isActive()) {
throw new \RuntimeException('Failed to start the session: already started by PHP.');
}
if (ini_get('session.use_cookies') && headers_sent($file, $line)) {
throw new \RuntimeException(
sprintf('Failed to start the session because headers have already been sent by "%s" at line %d.', $file, $line)
);
}
if (!session_start()) {

NativeStorage->start() in /home/highl741/public_html/knowreservations.com/test/libraries/src/Session/Storage/JoomlaStorage.php (line 313)

$this->setId($session_clean);
$cookie->set($session_name, '', time() - 3600);
}
}
parent::start();
// Try loading data from the session
if (!empty($_SESSION['joomla'])) {
$this->data = unserialize(base64_decode($_SESSION['joomla']));
}

in /home/highl741/public_html/knowreservations.com/test/libraries/vendor/joomla/session/src/Session.php -> start (line 396)

{
if ($this->isStarted()) {
return;
}
$this->store->start();
$this->setState(SessionState::ACTIVE);
// Initialise the session
$this->setCounter();

in /home/highl741/public_html/knowreservations.com/test/libraries/vendor/joomla/session/src/Session.php -> start (line 327)

* @since 1.0
*/
public function has($name)
{
if (!$this->isActive()) {
$this->start();
}
return $this->store->has($name);
}

Session->has() in /home/highl741/public_html/knowreservations.com/test/libraries/src/Session/Session.php (line 194)

$name = $args[2] . '.' . $name;
}
}
if (parent::has($name)) {
// Parent is used because of b/c, can be changed in Joomla 6
return parent::get($name, $default);
}
/*

Session->get() in /home/highl741/public_html/knowreservations.com/test/libraries/src/Factory.php (line 372)

__CLASS__
),
E_USER_DEPRECATED
);
$instance = self::getApplication()->getSession()->get('user');
if (\is_null($id)) {
if (!($instance instanceof User)) {
$instance = User::getInstance();
}

Factory::getUser() in /home/highl741/public_html/knowreservations.com/test/libraries/src/Application/SiteApplication.php (line 570)

*
* @since 3.2
*/
protected function initialiseApp($options = [])
{
$user = Factory::getUser();
// If the user is a guest we populate it with the guest user group.
if ($user->guest) {
$guestUsergroup = ComponentHelper::getParams('com_users')->get('guest_usergroup', 1);
$user->groups = [$guestUsergroup];

SiteApplication->initialiseApp() in /home/highl741/public_html/knowreservations.com/test/libraries/src/Application/SiteApplication.php (line 238)

* @since 3.2
*/
protected function doExecute()
{
// Initialise the application
$this->initialiseApp();
// Mark afterInitialise in the profiler.
JDEBUG ? $this->profiler->mark('afterInitialise') : null;
// Route the application

SiteApplication->doExecute() in /home/highl741/public_html/knowreservations.com/test/libraries/src/Application/CMSApplication.php (line 306)

$this->sanityCheckSystemVariables();
$this->setupLogging();
$this->createExtensionNamespaceMap();
// Perform application routines.
$this->doExecute();
// If we have an application document object, render it.
if ($this->document instanceof \Joomla\CMS\Document\Document) {
// Render the application output.
$this->render();

CMSApplication->execute() in /home/highl741/public_html/knowreservations.com/test/includes/app.php (line 58)

// Set the application as global app
\Joomla\CMS\Factory::$application = $app;
// Execute the application.
$app->execute();

require_once('/home/highl741/public_html/knowreservations.com/test/includes/app.php') in /home/highl741/public_html/knowreservations.com/test/index.php (line 32)

* define() is used rather than "const" to not error for PHP 5.2 and lower
*/
define('_JEXEC', 1);
// Run the application - All executable code should be triggered through this file
require_once dirname(__FILE__) . '/includes/app.php';

Stack Traces 2

[2/2] Error
Error: Call to a member function getAuthorisedViewLevels() on null at /home/highl741/public_html/knowreservations.com/test/libraries/src/Helper/ModuleHelper.php:409 at Joomla\CMS\Helper\ModuleHelper::getModuleList() (/home/highl741/public_html/knowreservations.com/test/libraries/src/Helper/ModuleHelper.php:384) at Joomla\CMS\Helper\ModuleHelper::load() (/home/highl741/public_html/knowreservations.com/test/libraries/src/Helper/ModuleHelper.php:89) at Joomla\CMS\Helper\ModuleHelper::getModules() (/home/highl741/public_html/knowreservations.com/test/libraries/src/Document/HtmlDocument.php:669) at Joomla\CMS\Document\HtmlDocument->countModules() (/home/highl741/public_html/knowreservations.com/test/templates/system/error.php:47) at require('/home/highl741/public_html/knowreservations.com/test/templates/system/error.php') (/home/highl741/public_html/knowreservations.com/test/libraries/src/Document/HtmlDocument.php:731) at Joomla\CMS\Document\HtmlDocument->_loadTemplate() (/home/highl741/public_html/knowreservations.com/test/libraries/src/Document/HtmlDocument.php:785) at Joomla\CMS\Document\HtmlDocument->_fetchTemplate() (/home/highl741/public_html/knowreservations.com/test/libraries/src/Document/HtmlDocument.php:622) at Joomla\CMS\Document\HtmlDocument->parse() (/home/highl741/public_html/knowreservations.com/test/libraries/src/Document/HtmlDocument.php:640) at Joomla\CMS\Document\HtmlDocument->render() (/home/highl741/public_html/knowreservations.com/test/libraries/src/Document/ErrorDocument.php:139) at Joomla\CMS\Document\ErrorDocument->render() (/home/highl741/public_html/knowreservations.com/test/libraries/src/Error/Renderer/HtmlRenderer.php:70) at Joomla\CMS\Error\Renderer\HtmlRenderer->render() (/home/highl741/public_html/knowreservations.com/test/libraries/src/Exception/ExceptionHandler.php:136) at Joomla\CMS\Exception\ExceptionHandler::render() (/home/highl741/public_html/knowreservations.com/test/libraries/src/Exception/ExceptionHandler.php:73) at Joomla\CMS\Exception\ExceptionHandler::handleException() (/home/highl741/public_html/knowreservations.com/test/libraries/src/Application/CMSApplication.php:336) at Joomla\CMS\Application\CMSApplication->execute() (/home/highl741/public_html/knowreservations.com/test/includes/app.php:58) at require_once('/home/highl741/public_html/knowreservations.com/test/includes/app.php') (/home/highl741/public_html/knowreservations.com/test/index.php:32)

[2/2] Error

Error:
Call to a member function getAuthorisedViewLevels() on null

  at /home/highl741/public_html/knowreservations.com/test/libraries/src/Helper/ModuleHelper.php:409
  at Joomla\CMS\Helper\ModuleHelper::getModuleList()
     (/home/highl741/public_html/knowreservations.com/test/libraries/src/Helper/ModuleHelper.php:384)
  at Joomla\CMS\Helper\ModuleHelper::load()
     (/home/highl741/public_html/knowreservations.com/test/libraries/src/Helper/ModuleHelper.php:89)
  at Joomla\CMS\Helper\ModuleHelper::getModules()
     (/home/highl741/public_html/knowreservations.com/test/libraries/src/Document/HtmlDocument.php:669)
  at Joomla\CMS\Document\HtmlDocument->countModules()
     (/home/highl741/public_html/knowreservations.com/test/templates/system/error.php:47)
  at require('/home/highl741/public_html/knowreservations.com/test/templates/system/error.php')
     (/home/highl741/public_html/knowreservations.com/test/libraries/src/Document/HtmlDocument.php:731)
  at Joomla\CMS\Document\HtmlDocument->_loadTemplate()
     (/home/highl741/public_html/knowreservations.com/test/libraries/src/Document/HtmlDocument.php:785)
  at Joomla\CMS\Document\HtmlDocument->_fetchTemplate()
     (/home/highl741/public_html/knowreservations.com/test/libraries/src/Document/HtmlDocument.php:622)
  at Joomla\CMS\Document\HtmlDocument->parse()
     (/home/highl741/public_html/knowreservations.com/test/libraries/src/Document/HtmlDocument.php:640)
  at Joomla\CMS\Document\HtmlDocument->render()
     (/home/highl741/public_html/knowreservations.com/test/libraries/src/Document/ErrorDocument.php:139)
  at Joomla\CMS\Document\ErrorDocument->render()
     (/home/highl741/public_html/knowreservations.com/test/libraries/src/Error/Renderer/HtmlRenderer.php:70)
  at Joomla\CMS\Error\Renderer\HtmlRenderer->render()
     (/home/highl741/public_html/knowreservations.com/test/libraries/src/Exception/ExceptionHandler.php:136)
  at Joomla\CMS\Exception\ExceptionHandler::render()
     (/home/highl741/public_html/knowreservations.com/test/libraries/src/Exception/ExceptionHandler.php:73)
  at Joomla\CMS\Exception\ExceptionHandler::handleException()
     (/home/highl741/public_html/knowreservations.com/test/libraries/src/Application/CMSApplication.php:336)
  at Joomla\CMS\Application\CMSApplication->execute()
     (/home/highl741/public_html/knowreservations.com/test/includes/app.php:58)
  at require_once('/home/highl741/public_html/knowreservations.com/test/includes/app.php')
     (/home/highl741/public_html/knowreservations.com/test/index.php:32)

[1/2] RuntimeException
RuntimeException: Failed to start the session because headers have already been sent by "/home/highl741/public_html/knowreservations.com/test/libraries/src/Application/WebApplication.php" at line 108. at /home/highl741/public_html/knowreservations.com/test/libraries/vendor/joomla/session/src/Storage/NativeStorage.php:454 at Joomla\Session\Storage\NativeStorage->start() (/home/highl741/public_html/knowreservations.com/test/libraries/src/Session/Storage/JoomlaStorage.php:313) at Joomla\CMS\Session\Storage\JoomlaStorage->start() (/home/highl741/public_html/knowreservations.com/test/libraries/vendor/joomla/session/src/Session.php:396) at Joomla\Session\Session->start() (/home/highl741/public_html/knowreservations.com/test/libraries/vendor/joomla/session/src/Session.php:327) at Joomla\Session\Session->has() (/home/highl741/public_html/knowreservations.com/test/libraries/src/Session/Session.php:194) at Joomla\CMS\Session\Session->get() (/home/highl741/public_html/knowreservations.com/test/libraries/src/Factory.php:372) at Joomla\CMS\Factory::getUser() (/home/highl741/public_html/knowreservations.com/test/libraries/src/Application/SiteApplication.php:570) at Joomla\CMS\Application\SiteApplication->initialiseApp() (/home/highl741/public_html/knowreservations.com/test/libraries/src/Application/SiteApplication.php:238) at Joomla\CMS\Application\SiteApplication->doExecute() (/home/highl741/public_html/knowreservations.com/test/libraries/src/Application/CMSApplication.php:306) at Joomla\CMS\Application\CMSApplication->execute() (/home/highl741/public_html/knowreservations.com/test/includes/app.php:58) at require_once('/home/highl741/public_html/knowreservations.com/test/includes/app.php') (/home/highl741/public_html/knowreservations.com/test/index.php:32)

[1/2] RuntimeException

RuntimeException:
Failed to start the session because headers have already been sent by "/home/highl741/public_html/knowreservations.com/test/libraries/src/Application/WebApplication.php" at line 108.

  at /home/highl741/public_html/knowreservations.com/test/libraries/vendor/joomla/session/src/Storage/NativeStorage.php:454
  at Joomla\Session\Storage\NativeStorage->start()
     (/home/highl741/public_html/knowreservations.com/test/libraries/src/Session/Storage/JoomlaStorage.php:313)
  at Joomla\CMS\Session\Storage\JoomlaStorage->start()
     (/home/highl741/public_html/knowreservations.com/test/libraries/vendor/joomla/session/src/Session.php:396)
  at Joomla\Session\Session->start()
     (/home/highl741/public_html/knowreservations.com/test/libraries/vendor/joomla/session/src/Session.php:327)
  at Joomla\Session\Session->has()
     (/home/highl741/public_html/knowreservations.com/test/libraries/src/Session/Session.php:194)
  at Joomla\CMS\Session\Session->get()
     (/home/highl741/public_html/knowreservations.com/test/libraries/src/Factory.php:372)
  at Joomla\CMS\Factory::getUser()
     (/home/highl741/public_html/knowreservations.com/test/libraries/src/Application/SiteApplication.php:570)
  at Joomla\CMS\Application\SiteApplication->initialiseApp()
     (/home/highl741/public_html/knowreservations.com/test/libraries/src/Application/SiteApplication.php:238)
  at Joomla\CMS\Application\SiteApplication->doExecute()
     (/home/highl741/public_html/knowreservations.com/test/libraries/src/Application/CMSApplication.php:306)
  at Joomla\CMS\Application\CMSApplication->execute()
     (/home/highl741/public_html/knowreservations.com/test/includes/app.php:58)
  at require_once('/home/highl741/public_html/knowreservations.com/test/includes/app.php')
     (/home/highl741/public_html/knowreservations.com/test/index.php:32)