Hi! When my robot fetches wavelet the following exception is thrown:
java.lang.NullPointerException at com.google.wave.api.Wavelet.deserialize(Wavelet.java:537) at com.google.wave.api.AbstractRobot.fetchWavelet(AbstractRobot.java: 567) at com.google.wave.api.AbstractRobot.fetchWavelet(AbstractRobot.java: 531) at wrikerobot.WrikeRobotServlet.updateRootBlip(WrikeRobotServlet.java: 178) at wrikerobot.GetUpdatesFromWrikeServlet.updateTask(GetUpdatesFromWrikeServlet.java: 49) at wrikerobot.GetUpdatesFromWrikeServlet.doPost(GetUpdatesFromWrikeServlet.java: 143) at wrikerobot.GetUpdatesFromWrikeServlet.doGet(GetUpdatesFromWrikeServlet.java: 37) at javax.servlet.http.HttpServlet.service(HttpServlet.java:693) 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.apphosting.utils.servlet.ParseBlobUploadFilter.doFilter(ParseBlobUploadFilter.java: 97) at org.mortbay.jetty.servlet.ServletHandler $CachedChain.doFilter(ServletHandler.java:1084) at com.google.apphosting.runtime.jetty.SaveSessionFilter.doFilter(SaveSessionFilter.java: 35) 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 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.runtime.jetty.AppVersionHandlerMap.handle(AppVersionHandlerMap.java: 238) 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 $RequestHandler.headerComplete(HttpConnection.java:830) at com.google.apphosting.runtime.jetty.RpcRequestParser.parseAvailable(RpcRequestParser.java: 76) at org.mortbay.jetty.HttpConnection.handle(HttpConnection.java:381) at com.google.apphosting.runtime.jetty.JettyServletEngineAdapter.serviceRequest(JettyServletEngineAdapter.java: 135) at com.google.apphosting.runtime.JavaRuntime.handleRequest(JavaRuntime.java: 235) at com.google.apphosting.base.RuntimePb$EvaluationRuntime $6.handleBlockingRequest(RuntimePb.java:5485) at com.google.apphosting.base.RuntimePb$EvaluationRuntime $6.handleBlockingRequest(RuntimePb.java:5483) at com.google.net.rpc.impl.BlockingApplicationHandler.handleRequest(BlockingApplicationHandler.java: 24) at com.google.net.rpc.impl.RpcUtil.runRpcInApplication(RpcUtil.java: 363) at com.google.net.rpc.impl.Server$2.run(Server.java:837) at com.google.tracing.LocalTraceSpanRunnable.run(LocalTraceSpanRunnable.java: 56) at com.google.tracing.LocalTraceSpanBuilder.internalContinueSpan(LocalTraceSpanBuilder.java: 536) at com.google.net.rpc.impl.Server.startRpc(Server.java:792) at com.google.net.rpc.impl.Server.processRequest(Server.java:367) at com.google.net.rpc.impl.ServerConnection.messageReceived(ServerConnection.java: 448) at com.google.net.rpc.impl.RpcConnection.parseMessages(RpcConnection.java: 319) at com.google.net.rpc.impl.RpcConnection.dataReceived(RpcConnection.java: 290) at com.google.net.async.Connection.handleReadEvent(Connection.java: 474) at com.google.net.async.EventDispatcher.processNetworkEvents(EventDispatcher.java: 774) at com.google.net.async.EventDispatcher.internalLoop(EventDispatcher.java: 205) at com.google.net.async.EventDispatcher.loop(EventDispatcher.java: 101) at com.google.net.rpc.RpcService.runUntilServerShutdown(RpcService.java: 251) at com.google.apphosting.runtime.JavaRuntime $RpcRunnable.run(JavaRuntime.java:394) at java.lang.Thread.run(Unknown Source) I use following code: Wavelet wavelet = fetchWavelet(new WaveId("googlewave.com", waveId), new WaveletId("googlewave.com", waveletId), url); where url="http://gmodules.com/api/rpc"; In log i can see this request JSON: com.google.wave.api.AbstractRobot makeRpc: JSON request to be sent: [{"method":"wave.robot.fetchWave","id":"op1","params": {"waveId":"googlewave.com!w+hDBI-fSDA","waveletId":"googlewave.com!conv +root"}}] and the response is empty: com.google.wave.api.AbstractRobot makeRpc: Response returned: [{"id":"op1","data":{}}]; Thanks, Evgeniy -- You received this message because you are subscribed to the Google Groups "Google Wave API" group. 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