Hi everybody!!! Please, help me in solving my problem!!! I have the standard simple project. The only customization which is had been done by me is DB connection (actually Oracle 10g DataBase). Of course I use the RPC mechanism. Data, retrieved from DB returning from method with String type. When it's time to do for applicaton an asyncronous method call, i receiving the such error message:
Initializing AppEngine server The server is running at http://localhost:8888/ 23.12.2009 12:33:21 com.google.appengine.tools.development.ApiProxyLocalImpl log SEVERE: [1261571601567000] javax.servlet.ServletContext log: Exception while dispatching incoming RPC call com.google.gwt.user.server.rpc.UnexpectedException: Service method 'public abstract java.lang.String org.kamal.hello.client.HelloWorld.client.GreetingService.greetServer (java.lang.String)' threw an unexpected exception: java.lang.NoClassDefFoundError: java.net.Socket is a restricted class. Please see the Google App Engine developer's guide for more details. at com.google.gwt.user.server.rpc.RPC.encodeResponseForFailure (RPC.java:378) at com.google.gwt.user.server.rpc.RPC.invokeAndEncodeResponse (RPC.java:581) at com.google.gwt.user.server.rpc.RemoteServiceServlet.processCall (RemoteServiceServlet.java:188) at com.google.gwt.user.server.rpc.RemoteServiceServlet.processPost (RemoteServiceServlet.java:224) at com.google.gwt.user.server.rpc.AbstractRemoteServiceServlet.doPost (AbstractRemoteServiceServlet.java:62) at javax.servlet.http.HttpServlet.service(HttpServlet.java:713) at javax.servlet.http.HttpServlet.service(HttpServlet.java:806) at org.mortbay.jetty.servlet.ServletHolder.handle(ServletHolder.java: 487) at org.mortbay.jetty.servlet.ServletHandler$CachedChain.doFilter (ServletHandler.java:1093) at com.google.appengine.api.blobstore.dev.ServeBlobFilter.doFilter (ServeBlobFilter.java:51) at org.mortbay.jetty.servlet.ServletHandler$CachedChain.doFilter (ServletHandler.java:1084) at com.google.apphosting.utils.servlet.TransactionCleanupFilter.doFilter (TransactionCleanupFilter.java:43) at org.mortbay.jetty.servlet.ServletHandler$CachedChain.doFilter (ServletHandler.java:1084) at com.google.appengine.tools.development.StaticFileFilter.doFilter (StaticFileFilter.java:121) at org.mortbay.jetty.servlet.ServletHandler$CachedChain.doFilter (ServletHandler.java:1084) at org.mortbay.jetty.servlet.ServletHandler.handle (ServletHandler.java:360) at org.mortbay.jetty.security.SecurityHandler.handle (SecurityHandler.java:216) at org.mortbay.jetty.servlet.SessionHandler.handle (SessionHandler.java:181) at org.mortbay.jetty.handler.ContextHandler.handle (ContextHandler.java:712) at org.mortbay.jetty.webapp.WebAppContext.handle(WebAppContext.java: 405) at com.google.apphosting.utils.jetty.DevAppEngineWebAppContext.handle (DevAppEngineWebAppContext.java:70) at org.mortbay.jetty.handler.HandlerWrapper.handle (HandlerWrapper.java:139) at com.google.appengine.tools.development.JettyContainerService $ApiProxyHandler.handle(JettyContainerService.java:352) at org.mortbay.jetty.handler.HandlerWrapper.handle (HandlerWrapper.java:139) at org.mortbay.jetty.Server.handle(Server.java:313) at org.mortbay.jetty.HttpConnection.handleRequest(HttpConnection.java: 506) at org.mortbay.jetty.HttpConnection$RequestHandler.content (HttpConnection.java:844) at org.mortbay.jetty.HttpParser.parseNext(HttpParser.java:644) at org.mortbay.jetty.HttpParser.parseAvailable(HttpParser.java:205) at org.mortbay.jetty.HttpConnection.handle(HttpConnection.java:381) at org.mortbay.io.nio.SelectChannelEndPoint.run (SelectChannelEndPoint.java:396) at org.mortbay.thread.BoundedThreadPool$PoolThread.run (BoundedThreadPool.java:442) Caused by: java.lang.NoClassDefFoundError: java.net.Socket is a restricted class. Please see the Google App Engine developer's guide for more details. at com.google.appengine.tools.development.agent.runtime.Runtime.reject (Runtime.java:51) at oracle.net.nt.TcpNTAdapter.connect(Unknown Source) at oracle.net.nt.ConnOption.connect(Unknown Source) at oracle.net.nt.ConnStrategy.execute(Unknown Source) at oracle.net.resolver.AddrResolution.resolveAndExecute(Unknown Source) at oracle.net.ns.NSProtocol.establishConnection(Unknown Source) at oracle.net.ns.NSProtocol.connect(Unknown Source) at oracle.jdbc.driver.T4CConnection.connect(T4CConnection.java:843) at oracle.jdbc.driver.T4CConnection.logon(T4CConnection.java:267) at oracle.jdbc.driver.PhysicalConnection.<init> (PhysicalConnection.java:413) at oracle.jdbc.driver.T4CConnection.<init>(T4CConnection.java:164) at oracle.jdbc.driver.T4CDriverExtension.getConnection (T4CDriverExtension.java:34) at oracle.jdbc.driver.OracleDriver.connect(OracleDriver.java:752) at java.sql.DriverManager.getConnection(Unknown Source) at java.sql.DriverManager.getConnection(Unknown Source) at org.kamal.hello.client.HelloWorld.server.GreetingServiceImpl.greetServer (GreetingServiceImpl.java:23) at sun.reflect.NativeMethodAccessorImpl.invoke0(Native Method) at sun.reflect.NativeMethodAccessorImpl.invoke(Unknown Source) at sun.reflect.DelegatingMethodAccessorImpl.invoke(Unknown Source) at java.lang.reflect.Method.invoke(Unknown Source) at com.google.appengine.tools.development.agent.runtime.Runtime.invoke (Runtime.java:100) at com.google.gwt.user.server.rpc.RPC.invokeAndEncodeResponse (RPC.java:562) ... 30 more Of course I tried to find a syntax error somewhere in my code, and also error in my import statements but it all was useless,,, I really can not find in Internet the appropriate solutions and all my hopes in fixing this bug in my application are bind with all you!!! What is the solution ? P.S.: Sorry me for my English, it's not native for me . -- You received this message because you are subscribed to the Google Groups "Google Web Toolkit" 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-web-toolkit?hl=en.
