I had the same problem. I fix it by deleting the entries of the 2 map reduce table. Go to to the datastore viewer and there's 2 "Kind" used by map reduce.
By the way, how to mark the task as completed? When my task is done it always end with the "Unknown" state. I asked this question before but there was no answer. On Oct 16, 9:30 am, burnayev <burna...@gmail.com> wrote: > Mapper API for Java. > Usedhttp://ikaisays.com/2010/07/09/using-the-java-mapper-framework-for-ap... > as a starting point. > > On Oct 15, 5:45 pm, Guillermo Schwarz <guillermo.schw...@gmail.com> > wrote: > > > Which map reduce library are you using? > > > Saludos, > > Guillermo Schwarz. > > > El 15-10-2010, a las 18:44, burnayev <burna...@gmail.com> escribió: > > > > Here's the scoop... > > > > One of my first mapreduce jobs didn't want to complete by itself. It > > > did not want to abort either. To get rid of the sucker I deployed a > > > new application version and deleted the one the job was running > > > against. I also manually deleted all the residual state mapreduce > > > created in the datastore. That seemed to kill most of it. However now, > > > 5 days later, there are still two artifacts - mapperCallback and > > > controllerCallback - that disturb my serenity (and keep sucking the > > > juice) by popping up every hour or so. Obviously they are looking for > > > a job that exists no more and fail miserably with a stack trace > > > similar to below. > > > > Is there a way to make them go away? > > > > java.lang.RuntimeException: Couldn't find MR with job ID: > > > job_1286643750234_0001 > > > at > > > com.google.appengine.tools.mapreduce.AppEngineJobContext.getConfigurationFromRequest( > > > AppEngineJobContext.java: > > > 157) > > > at > > > com.google.appengine.tools.mapreduce.AppEngineJobContext.<init> > > > (AppEngineJobContext.java: > > > 110) > > > at > > > com.google.appengine.tools.mapreduce.MapReduceServlet.handleController( > > > MapReduceServlet.java: > > > 507) > > > at > > > com.google.appengine.tools.mapreduce.MapReduceServlet.doPost > > > (MapReduceServlet.java: > > > 222) > > > 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: > > > 511) > > > at org.mortbay.jetty.servlet.ServletHandler > > > $CachedChain.doFilter(ServletHandler.java:1166) > > > at > > > com.google.apphosting.utils.servlet.ParseBlobUploadFilter.doFilter > > > (ParseBlobUploadFilter.java: > > > 97) > > > at org.mortbay.jetty.servlet.ServletHandler > > > $CachedChain.doFilter(ServletHandler.java:1157) > > > at > > > com.google.apphosting.runtime.jetty.SaveSessionFilter.doFilter > > > (SaveSessionFilter.java: > > > 35) > > > at org.mortbay.jetty.servlet.ServletHandler > > > $CachedChain.doFilter(ServletHandler.java:1157) > > > at > > > com.google.apphosting.utils.servlet.TransactionCleanupFilter.doFilter > > > (TransactionCleanupFilter.java: > > > 43) > > > at org.mortbay.jetty.servlet.ServletHandler > > > $CachedChain.doFilter(ServletHandler.java:1157) > > > at > > > org.mortbay.jetty.servlet.ServletHandler.handle(ServletHandler.java: > > > 388) > > > at > > > org.mortbay.jetty.security.SecurityHandler.handle > > > (SecurityHandler.java: > > > 216) > > > at > > > org.mortbay.jetty.servlet.SessionHandler.handle(SessionHandler.java: > > > 182) > > > at > > > org.mortbay.jetty.handler.ContextHandler.handle(ContextHandler.java: > > > 765) > > > at org.mortbay.jetty.webapp.WebAppContext.handle > > > (WebAppContext.java: > > > 418) > > > at > > > com.google.apphosting.runtime.jetty.AppVersionHandlerMap.handle > > > (AppVersionHandlerMap.java: > > > 238) > > > at > > > org.mortbay.jetty.handler.HandlerWrapper.handle(HandlerWrapper.java: > > > 152) > > > at org.mortbay.jetty.Server.handle(Server.java:326) > > > at org.mortbay.jetty.HttpConnection.handleRequest > > > (HttpConnection.java: > > > 542) > > > at org.mortbay.jetty.HttpConnection > > > $RequestHandler.headerComplete(HttpConnection.java:923) > > > at > > > com.google.apphosting.runtime.jetty.RpcRequestParser.parseAvailable > > > (RpcRequestParser.java: > > > 76) > > > at org.mortbay.jetty.HttpConnection.handle(HttpConnection.java:404) > > > at > > > com.google.apphosting.runtime.jetty.JettyServletEngineAdapter.serviceRequest( > > > JettyServletEngineAdapter.java: > > > 135) > > > at > > > com.google.apphosting.runtime.JavaRuntime.handleRequest > > > (JavaRuntime.java: > > > 261) > > > at com.google.apphosting.base.RuntimePb$EvaluationRuntime > > > $6.handleBlockingRequest(RuntimePb.java:8483) > > > at com.google.apphosting.base.RuntimePb$EvaluationRuntime > > > $6.handleBlockingRequest(RuntimePb.java:8481) > > > at > > > com.google.net.rpc.impl.BlockingApplicationHandler.handleRequest > > > (BlockingApplicationHandler.java: > > > 24) > > > at com.google.net.rpc.impl.RpcUtil.runRpcInApplication > > > (RpcUtil.java: > > > 418) > > > at com.google.net.rpc.impl.Server$RpcTask.runInContext(Server.java: > > > 572) > > > at com.google.tracing.TraceContext$TraceContextRunnable > > > $1.run(TraceContext.java:448) > > > at com.google.tracing.TraceContext.runInContext(TraceContext.java: > > > 688) > > > at com.google.tracing.TraceContext > > > $AbstractTraceContextCallback.runInInheritedContextNoUnref > > > (TraceContext.java: > > > 326) > > > at com.google.tracing.TraceContext > > > $AbstractTraceContextCallback.runInInheritedContext(TraceContext.java: > > > 318) > > > at com.google.tracing.TraceContext > > > $TraceContextRunnable.run(TraceContext.java:446) > > > at > > > java.util.concurrent.ThreadPoolExecutor.runWorker > > > (ThreadPoolExecutor.java: > > > 1110) > > > at java.util.concurrent.ThreadPoolExecutor > > > $Worker.run(ThreadPoolExecutor.java:603) > > > at java.lang.Thread.run(Thread.java:636) > > > > Uncaught exception from servlet > > > java.lang.RuntimeException: Couldn't find MR with job ID: > > > job_1286643750234_0001 > > > at > > > com.google.appengine.tools.mapreduce.AppEngineJobContext.getConfigurationFromRequest( > > > AppEngineJobContext.java: > > > 157) > > > at > > > com.google.appengine.tools.mapreduce.AppEngineJobContext.<init> > > > (AppEngineJobContext.java: > > > 110) > > > at > > > com.google.appengine.tools.mapreduce.MapReduceServlet.handleController( > > > MapReduceServlet.java: > > > 507) > > > at > > > com.google.appengine.tools.mapreduce.MapReduceServlet.doPost > > > (MapReduceServlet.java: > > > 222) > > > 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: > > > 511) > > > at org.mortbay.jetty.servlet.ServletHandler > > > $CachedChain.doFilter(ServletHandler.java:1166) > > > at > > > com.google.apphosting.utils.servlet.ParseBlobUploadFilter.doFilter > > > (ParseBlobUploadFilter.java: > > > 97) > > > at org.mortbay.jetty.servlet.ServletHandler > > > $CachedChain.doFilter(ServletHandler.java:1157) > > > at > > > com.google.apphosting.runtime.jetty.SaveSessionFilter.doFilter > > > (SaveSessionFilter.java: > > > 35) > > > at org.mortbay.jetty.servlet.ServletHandler > > > $CachedChain.doFilter(ServletHandler.java:1157) > > > at > > > com.google.apphosting.utils.servlet.TransactionCleanupFilter.doFilter > > > (TransactionCleanupFilter.java: > > > 43) > > > at org.mortbay.jetty.servlet.ServletHandler > > > $CachedChain.doFilter(ServletHandler.java:1157) > > > at > > > org.mortbay.jetty.servlet.ServletHandler.handle(ServletHandler.java: > > > 388) > > > at > > > org.mortbay.jetty.security.SecurityHandler.handle > > > (SecurityHandler.java: > > > 216) > > > at > > > org.mortbay.jetty.servlet.SessionHandler.handle(SessionHandler.java: > > > 182) > > > at > > > org.mortbay.jetty.handler.ContextHandler.handle(ContextHandler.java: > > > 765) > > > at org.mortbay.jetty.webapp.WebAppContext.handle > > > (WebAppContext.java: > > > 418) > > > at > > > com.google.apphosting.runtime.jetty.AppVersionHandlerMap.handle > > > (AppVersionHandlerMap.java: > > > 238) > > > at > > > org.mortbay.jetty.handler.HandlerWrapper.handle(HandlerWrapper.java: > > > 152) > > > at org.mortbay.jetty.Server.handle(Server.java:326) > > > at org.mortbay.jetty.HttpConnection.handleRequest > > > (HttpConnection.java: > > > 542) > > > at org.mortbay.jetty.HttpConnection > > > $RequestHandler.headerComplete(HttpConnection.java:923) > > > at > > > com.google.apphosting.runtime.jetty.RpcRequestParser.parseAvailable > > > (RpcRequestParser.java: > > > 76) > > > at org.mortbay.jetty.HttpConnection.handle(HttpConnection.java:404) > > > at > > > com.google.apphosting.runtime.jetty.JettyServletEngineAdapter.serviceRequest( > > > JettyServletEngineAdapter.java: > > > 135) > > > at > > > com.google.apphosting.runtime.JavaRuntime.handleRequest > > > (JavaRuntime.java: > > > 261) > > > at com.google.apphosting.base.RuntimePb$EvaluationRuntime > > > $6.handleBlockingRequest(RuntimePb.java:8483) > > > at com.google.apphosting.base.RuntimePb$EvaluationRuntime > > > $6.handleBlockingRequest(RuntimePb.java:8481) > > > at > > > com.google.net.rpc.impl.BlockingApplicationHandler.handleRequest > > > (BlockingApplicationHandler.java: > > > 24) > > > at com.google.net.rpc.impl.RpcUtil.runRpcInApplication > > > (RpcUtil.java: > > > 418) > > > at com.google.net.rpc.impl.Server$RpcTask.runInContext(Server.java: > > > 572) > > > at com.google.tracing.TraceContext$TraceContextRunnable > > > $1.run(TraceContext.java:448) > > > at com.google.tracing.TraceContext.runInContext(TraceContext.java: > > > 688) > > > at com.google.tracing.TraceContext > > > $AbstractTraceContextCallback.runInInheritedContextNoUnref > > > (TraceContext.java: > > > 326) > > > at com.google.tracing.TraceContext > > > $AbstractTraceContextCallback.runInInheritedContext(TraceContext.java: > > > 318) > > > at com.google.tracing.TraceContext > > > $TraceContextRunnable.run(TraceContext.java:446) > > > at > > > java.util.concurrent.ThreadPoolExecutor.runWorker > > > (ThreadPoolExecutor.java: > > > 1110) > > > at java.util.concurrent.ThreadPoolExecutor 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