Any suggestions as to what this system log error message is and how to fix it?
TypeError: array_sum(): Argument #1 ($array) must be of type array, int given in /var/www/vhosts/donstalk.co.uk/httpdocs/donstalk_NEW/system/Theme/Theme.php(885) : eval()'d code:4681 Stack trace: #0 /var/www/vhosts/donstalk.co.uk/httpdocs/donstalk_NEW/system/Theme/Theme.php(885) : eval()'d code(4681): array_sum() #1 /var/www/vhosts/donstalk.co.uk/httpdocs/donstalk_NEW/system/Theme/SandboxedTemplate.php(61): IPS\Theme\class_core_global_global->poll() #2 /var/www/vhosts/donstalk.co.uk/httpdocs/donstalk_NEW/system/Poll/Poll.php(520): IPS\Theme\_SandboxedTemplate->__call() #3 /var/www/vhosts/donstalk.co.uk/httpdocs/donstalk_NEW/system/Theme/Theme.php(885) : eval()'d code(4697): IPS\_Poll->__toString() #4 /var/www/vhosts/donstalk.co.uk/httpdocs/donstalk_NEW/system/Theme/SandboxedTemplate.php(61): IPS\Theme\class_forums_front_topics->topic() #5 /var/www/vhosts/donstalk.co.uk/httpdocs/donstalk_NEW/applications/forums/modules/front/forums/topic.php(576): IPS\Theme\_SandboxedTemplate->__call() #6 /var/www/vhosts/donstalk.co.uk/httpdocs/donstalk_NEW/system/Dispatcher/Controller.php(118): IPS\forums\modules\front\forums\_topic->manage() #7 /var/www/vhosts/donstalk.co.uk/httpdocs/donstalk_NEW/system/Content/Controller.php(50): IPS\Dispatcher\_Controller->execute() #8 /var/www/vhosts/donstalk.co.uk/httpdocs/donstalk_NEW/applications/forums/modules/front/forums/topic.php(39): IPS\Content\_Controller->execute() #9 /var/www/vhosts/donstalk.co.uk/httpdocs/donstalk_NEW/system/Dispatcher/Dispatcher.php(153): IPS\forums\modules\front\forums\_topic->execute() #10 /var/www/vhosts/donstalk.co.uk/httpdocs/donstalk_NEW/index.php(13): IPS\_Dispatcher->run() #11 {main}
485
TypeError: checkdate(): Argument #1 ($month) must be of type int, string given (0) #0 /var/www/vhosts/donstalk.co.uk/httpdocs/donstalk_NEW/applications/calendar/sources/Date/Date.php(150): checkdate() #1 /var/www/vhosts/donstalk.co.uk/httpdocs/donstalk_NEW/applications/calendar/modules/front/calendar/venue.php(72): IPS\calendar\_Date::getDate() #2 /var/www/vhosts/donstalk.co.uk/httpdocs/donstalk_NEW/system/Dispatcher/Controller.php(118): IPS\calendar\modules\front\calendar\_venue->manage() #3 /var/www/vhosts/donstalk.co.uk/httpdocs/donstalk_NEW/applications/calendar/modules/front/calendar/venue.php(47): IPS\Dispatcher\_Controller->execute() #4 /var/www/vhosts/donstalk.co.uk/httpdocs/donstalk_NEW/system/Dispatcher/Dispatcher.php(153): IPS\calendar\modules\front\calendar\_venue->execute() #5 /var/www/vhosts/donstalk.co.uk/httpdocs/donstalk_NEW/index.php(13): IPS\_Dispatcher->run() #6 {main}
