for (i = 1; i < arguments.length; i++) {
if (typeof arguments[i] === 'undefined') {
logObjectArray.push(co.buildLog("undefined", severity));
+ } else if (arguments[i] === null) {
+ logObjectArray.push(co.buildLog("null", severity));
} else {
logObjectArray.push(co.buildLog(arguments[i], severity));
}