Thanks to Philippe, The solution is simply rename the hosted page *.html to *.jsp
See https://groups.google.com/group/google-appengine-java/browse_thread/thread/46240ee12dc856be <https://groups.google.com/group/google-appengine-java/browse_thread/thread/46240ee12dc856be> On Tue, Sep 21, 2010 at 2:07 PM, hezjing <hezj...@gmail.com> wrote: > Hi > > Apparently it seems that it is the Google App Engine that is causing this > problem. > > The servlet filter is able to obtain the query string when I tested in GWT > application without the App Engine settings. I'm also new to App Engine, do > you know why the servlet filter is not working with App Engine? > > > > On Sun, Sep 19, 2010 at 4:30 PM, hezjing <hezj...@gmail.com> wrote: > >> Hi rjcarr >> >> The query string is still null after I set to >> ...Dummy.html?debug=2¶m=2&gwt.codesvr=127.0.0.1:9997<http://127.0.0.1:8888/Property123.html?gwt.codesvr=127.0.0.1:9997> >> . >> >> The same problem occurs with the default development mode URL like >> http://127.0.0.1:8888/Dummy.html?gwt.codesvr=127.0.0.1:9997, >> I'm just thinking could this because of the browser plugin that causes >> this problem? >> >> >> >> On Sun, Sep 19, 2010 at 10:10 AM, rjcarr <rjc...@gmail.com> wrote: >> >>> From what you've posted it doesn't look like a valid URL. A query >>> string, as far as I know, is a series of key=value pairs separated by >>> &. You posted this: >>> >>> http://127.0.0.1:8888/Dummy.html?debug¶m2&gwt.codesvr=127.0.0.1:9997 >>> >>> Which doesn't look correctly formed. Try this: >>> >>> >>> http://127.0.0.1:8888/Dummy.html?debug=2¶m=2&gwt.codesvr=127.0.0.1:9997 >>> >>> -- >>> You received this message because you are subscribed to the Google Groups >>> "Google Web Toolkit" group. >>> To post to this group, send email to google-web-toolkit@googlegroups.com >>> . >>> To unsubscribe from this group, send email to >>> google-web-toolkit+unsubscr...@googlegroups.com<google-web-toolkit%2bunsubscr...@googlegroups.com> >>> . >>> For more options, visit this group at >>> http://groups.google.com/group/google-web-toolkit?hl=en. >>> >>> >> >> >> -- >> >> Hez >> > > > > -- > > Hez > -- Hez -- You received this message because you are subscribed to the Google Groups "Google Web Toolkit" group. To post to this group, send email to google-web-tool...@googlegroups.com. To unsubscribe from this group, send email to google-web-toolkit+unsubscr...@googlegroups.com. For more options, visit this group at http://groups.google.com/group/google-web-toolkit?hl=en.