The way I figure out for selenium 2, work fine for Chrome and firefox, IE has security check issue: Set<String> winSet = webDriver.getWindowHandles(); List<String> winList = new ArrayList<String>(winSet); String newTab = winList.get(winList.size() – 1); webDriver.close(); // close the original tab webDriver.switchTo().window(newTab); // switch to new tab
For me (Firefox 11, Firebug 1.9.1) it happens sometimes after I refresh the page (either F5 or CTRL+F5) while debugger is paused on a breakpoint. The solution seems to be to continue the execution of the script, and refresh the page only when Firebug is not paused.
It’s a browser feature to stop websites that show annoying alert boxes over and over again. As a web developer, you can’t disable it.
From MDN: Note that in Firefox 4 and later the returned string is not displayed to the user. See Bug 588292. This “Bug” is actually a (imho questionable) feature.. so there’s no way to display the message in Firefox 4. If you think it should be changed, comment on that bug so the Firefox developers … Read more