Getting this error. I am using the 3rd method from https://blazemeter.com/blog/how-load-test-ajaxxhr-enabled-sites-jmeter I have added the executable file in blazemeter-ajax-sampler-1.0-SNAPSHOT in lib/Ext What should i do to work it properly. Can I work with it without using blazemeter Again I checked with Listner View Tree and Found as in fig.