Fatal error: Uncaught TypeError: JTL\Mail\Mail\Mail::detectLanguage(): Return value must be of type JTL\Language\LanguageModel, null returned in /var/www/vhosts/dipoxy.de/httpdocs/includes/src/Mail/Mail/Mail.php:202
Stack trace:
#0 /var/www/vhosts/dipoxy.de/httpdocs/includes/src/Mail/Mail/Mail.php(114): JTL\Mail\Mail\Mail->detectLanguage()
#1 /var/www/vhosts/dipoxy.de/httpdocs/includes/src/Mail/Mail/Mail.php(101): JTL\Mail\Mail\Mail->createFromTemplate()
#2 /var/www/vhosts/dipoxy.de/httpdocs/plugins/ws5_mollie/lib/Checkout/AbstractCheckout.php(2) : eval()'d code(501): JTL\Mail\Mail\Mail->createFromTemplateID()
#3 /var/www/vhosts/dipoxy.de/httpdocs/plugins/ws5_mollie/lib/Checkout/AbstractCheckout.php(2) : eval()'d code(465): Plugin\ws5_mollie\lib\Checkout\AbstractCheckout::sendReminder()
#4 /var/www/vhosts/dipoxy.de/httpdocs/plugins/ws5_mollie/lib/Queue.php(2) : eval()'d code(59): Plugin\ws5_mollie\lib\Checkout\AbstractCheckout::sendReminders()
#5 /var/www/vhosts/dipoxy.de/httpdocs/plugins/ws5_mollie/frontend/hooks/131.php(2) : eval()'d code(22): Plugin\ws5_mollie\lib\Queue::runSynchronous()
#6 /var/www/vhosts/dipoxy.de/httpdocs/plugins/ws5_mollie/frontend/hooks/131.php(2): eval()
#7 /var/www/vhosts/dipoxy.de/httpdocs/includes/src/Plugin/HookManager.php(75): include('...')
#8 /var/www/vhosts/dipoxy.de/httpdocs/includes/src/Events/Dispatcher.php(72): JTL\Plugin\HookManager->JTL\Plugin\{closure}()
#9 /var/www/vhosts/dipoxy.de/httpdocs/includes/src/Plugin/HookManager.php(96): JTL\Events\Dispatcher->fire()
#10 /var/www/vhosts/dipoxy.de/httpdocs/includes/defines.php(343): JTL\Plugin\HookManager->executeHook()
#11 /var/www/vhosts/dipoxy.de/httpdocs/includes/globalinclude.php(72): executeHook()
#12 /var/www/vhosts/dipoxy.de/httpdocs/index.php(7): require('...')
#13 {main}
  thrown in /var/www/vhosts/dipoxy.de/httpdocs/includes/src/Mail/Mail/Mail.php on line 202