Fatal error: Uncaught TypeError: usort(): Argument #1 ($array) must be of type array, null given in /home/httpd/vhosts/diwefa.ch/httpdocs/customer/views/startseite.php:109 Stack trace: #0 /home/httpd/vhosts/diwefa.ch/httpdocs/customer/views/startseite.php(109): usort(NULL, 'sortFunction') #1 /home/httpd/vhosts/diwefa.ch/httpdocs/frontend/controller/fe_controller.php(226): require('/home/httpd/vho...') #2 /home/httpd/vhosts/diwefa.ch/httpdocs/frontend/controller/seite.php(67): FE_Controller->loadView('startseite', Array) #3 /home/httpd/vhosts/diwefa.ch/httpdocs/system/core/controller.php(215): Seite->index() #4 /home/httpd/vhosts/diwefa.ch/httpdocs/frontend/controller/fe_controller.php(202): Controller->loadController('seite', false, true) #5 /home/httpd/vhosts/diwefa.ch/httpdocs/index.php(77): FE_Controller->getController('startseite') #6 {main} thrown in /home/httpd/vhosts/diwefa.ch/httpdocs/customer/views/startseite.php on line 109