目前使用selenium 2.46
运行一组用Java编写的测试用例我想与Chrome，Firefox和IE竞争。
但是，对于IE，我会间歇性地获得以下堆栈跟踪：
Caused by: java.lang.InterruptedException
at java.util.concurrent.FutureTask.awaitDone(Unknown Source)
at java.util.concurrent.FutureTask.get(Unknown Source)
at org.openqa.selenium.remote.server.DefaultSession.execute(DefaultSession.java:177)
at org.openqa.selenium.remote.server.handler.WebDriverHandler.handle(WebDriverHandler.java:43)
at org.openqa.selenium.remote.server.rest.ResultConfig.handle(ResultConfig.java:202)
at org.openqa.selenium.remote.server.JsonHttpRemoteConfig.handleRequest(JsonHttpRemoteConfig.java:192)
at org.openqa.selenium.remote.server.DriverServlet.handleRequest(DriverServlet.java:174)
at org.openqa.selenium.remote.server.DriverServlet.doPost(DriverServlet.java:140)
at javax.servlet.http.HttpServlet.service(HttpServlet.java:727)
at org.openqa.selenium.remote.server.DriverServlet.service(DriverServlet.java:112)
at javax.servlet.http.HttpServlet.service(HttpServlet.java:820)
at org.openqa.jetty.jetty.servlet.ServletHolder.handle(ServletHolder.java:428)
at org.openqa.jetty.jetty.servlet.ServletHandler.dispatch(ServletHandler.java:680)
at org.openqa.jetty.jetty.servlet.ServletHandler.handle(ServletHandler.java:571)
at org.openqa.jetty.http.HttpContext.handle(HttpContext.java:1526)
at org.openqa.jetty.http.HttpContext.handle(HttpContext.java:1479)
at org.openqa.jetty.http.HttpServer.service(HttpServer.java:920)
at org.openqa.jetty.http.HttpConnection.service(HttpConnection.java:820)
at org.openqa.jetty.http.HttpConnection.handleNext(HttpConnection.java:986)
at org.openqa.jetty.http.HttpConnection.handle(HttpConnection.java:837)
at org.openqa.jetty.http.SocketListener.handleConnection(SocketListener.java:243)
at org.openqa.jetty.util.ThreadedServer.handle(ThreadedServer.java:358)
at org.openqa.jetty.util.ThreadPool$PoolThread.run(ThreadPool.java:537)
有什么线索可以触发这个？