Unable to capture events in Windowsocket protocol in Load runner 12.53

My Application is a Java Applet Application,which is accessed via URL and later it downloads the Applet and I need to enter user id/pwd and login to the Java Applet.But events are not getting captured in the java Applet Application.

protocol used:Web http/html and windowsocket(LR 12.53).Any solution for this issue?