cascading behaviour is not working it's throwing an error.
TypeError: Cannot read property 'length' of null at Object.SDK.DependentOptionSet.filterDependentField (https://etawesternauto.crm8.dynamics.com/%7B636053004660000369%7D/WebResources/wa_OptionsetSdk?ver=1123507842:71:54)
on the time of loading i come the web resource is not getting loaded.
can anybody give me idea what could be the wrong
I have customize json file as required with optionset value as in the system.