warning: commands will be executed using /bin/sh
job 16 at Wed Feb  3 15:21:00 2021
[Wed Feb 03 15:39:19.721292 2021] [php7:error] [pid 8762] [client 192.168.0.33:54174] PHP Fatal error:  Uncaught Error: Call to a member function getProperty() on null in phar:///var/www/html/plugins/viessmann/3rdparty/Viessmann-Api-1.3.4.phar/src/API/ViessmannAPI.php:332
Stack trace:
#0 /var/www/html/plugins/viessmann/core/class/viessmann.class.php(74): Viessmann\API\ViessmannAPI->isDhwModeActive()
#1 /var/www/html/plugins/viessmann/core/class/viessmann.class.php(1475): viessmann->rafraichir()
#2 /var/www/html/core/class/cmd.class.php(1104): viessmannCmd->execute(Array)
#3 /var/www/html/core/ajax/cmd.ajax.php(88): cmd->execCmd(Array)
#4 {main}
  thrown in phar:///var/www/html/plugins/viessmann/3rdparty/Viessmann-Api-1.3.4.phar/src/API/ViessmannAPI.php on line 332, referer: http://192.168.0.61/index.php?v=d&p=dashboard&object_id=20