Fix – The state should be initialized using a reasonable default value in constructors.
TypeError – Property Not Supported by Object
Fix – When using namespacing, this error can be avoided by using the actual namespace as a prefix
TypeError – Cannot Read Length
This error occurs mostly in Chrome due to an undefined variable’s length property. Normally an array has its length defined. But when the variable name of an array remains hidden or if the array is not initialized, this error happens.
Fix – This error can be fixed in 2 ways