Perhaps they are not GWT/GAE projects? Right click on Project in Project Explorer, select context menu item "Google Web Toolkit", select "Convert project to GWT project..."
On Tue, Dec 21, 2010 at 8:04 AM, NeoK <[email protected]> wrote: > I'm pretty newbie here who has a great interest learning GAE. > I think the best way to learn new concepts and dev environment is to see > the sample codes. > I found several sample codes of demos under > > \eclipse\plugins\com.google.appengine.eclipse.sdkbundle.1.4.0_1.4.0.v201012021502\appengine-java-sdk-1.4.0\demos > > guestbook > helloorm > helloxmpp > ... > > But none of them is working in my Eclipse(3.6). > I built them using their ant build.xml file. > > Eclipse File->New->Java Project from Ant Buildfile > > Or using the existing eclipse project file(Only 'sticky' demo has the > project file). > > But all of them are throwing some annoying exceptions rather than expected > results when I tried to access to http://localhost:8888 on my browser. > (something like entitymanager is null, uninitialized ,... ) > More than that some of them can't get compiled. > > Are those project maintained in this 1.4 GAE release? Or am I missing > something like configuration file...?? > > -- > You received this message because you are subscribed to the Google Groups > "Google App Engine for Java" group. > To post to this group, send email to > [email protected]. > To unsubscribe from this group, send email to > [email protected]<google-appengine-java%[email protected]> > . > For more options, visit this group at > http://groups.google.com/group/google-appengine-java?hl=en. > -- -- A. Stevko =========== "If everything seems under control, you're just not going fast enough." M. Andretti -- You received this message because you are subscribed to the Google Groups "Google App Engine for Java" group. To post to this group, send email to [email protected]. To unsubscribe from this group, send email to [email protected]. For more options, visit this group at http://groups.google.com/group/google-appengine-java?hl=en.
