ko.utils.arrayForEach(extenders, function (extender) {
//Make sure to set the 'this' properly by using 'call'
extender.call(self);
});
To:
ko.utils.arrayForEach(extenders, function (extender) {
if(extender) {
//Make sure to set the 'this' properly by using 'call'
extender.call(self);
}
});
Had to change line 797 from:
To: