title: Google App Engine Cannot seek video html5
body: <p>I served video using <code>blobstoreService.serve(blobKey, response);</code>
  <br>
  On localhost, video can be seeked. But there is execption throw</p>
  
  <pre><code>WARNING: IOException thrown while closing Closeable.
  org.mortbay.jetty.EofException
  at org.mortbay.jetty.HttpGenerator.flush(HttpGenerator.java:787)
  at org.mortbay.jetty.HttpConnection.flushResponse(HttpConnection.java:693)
  at org.mortbay.jetty.HttpConnection$Output.close(HttpConnection.java:992)
  at com.google.appengine.repackaged.com.google.common.io.Closeables.close(Closeables.java:77)
  at com.google.appengine.api.blobstore.dev.ServeBlobFilter.serveBlob(ServeBlobFilter.java:195)
  at com.google.appengine.api.blobstore.dev.ServeBlobFilter.doFilter(ServeBlobFilter.java:67)
  at org.mortbay.jetty.servlet.ServletHandler$CachedChain.doFilter(ServletHandler.java:1157)
  at com.google.apphosting.utils.servlet.TransactionCleanupFilter.doFilter(TransactionCleanupFilter.java:43)
  at org.mortbay.jetty.servlet.ServletHandler$CachedChain.doFilter(ServletHandler.java:1157)
  at com.google.appengine.tools.development.StaticFileFilter.doFilter(StaticFileFilter.java:125)
  at org.mortbay.jetty.servlet.ServletHandler$CachedChain.doFilter(ServletHandler.java:1157)
  at com.google.appengine.tools.development.DevAppServerModulesFilter.doDirectRequest(DevAppServerModulesFilter.java:368)
  at com.google.appengine.tools.development.DevAppServerModulesFilter.doDirectModuleRequest(DevAppServerModulesFilter.java:351)
  at com.google.appengine.tools.development.DevAppServerModulesFilter.doFilter(DevAppServerModulesFilter.java:116)
  at org.mortbay.jetty.servlet.ServletHandler$CachedChain.doFilter(ServletHandler.java:1157)
  at org.mortbay.jetty.servlet.ServletHandler.handle(ServletHandler.java:388)
  at org.mortbay.jetty.security.SecurityHandler.handle(SecurityHandler.java:216)
  at org.mortbay.jetty.servlet.SessionHandler.handle(SessionHandler.java:182)
  at org.mortbay.jetty.handler.ContextHandler.handle(ContextHandler.java:765)
  at org.mortbay.jetty.webapp.WebAppContext.handle(WebAppContext.java:418)
  at com.google.appengine.tools.development.DevAppEngineWebAppContext.handle(DevAppEngineWebAppContext.java:97)
  at org.mortbay.jetty.handler.HandlerWrapper.handle(HandlerWrapper.java:152)
  at com.google.appengine.tools.development.JettyContainerService$ApiProxyHandler.handle(JettyContainerService.java:485)
  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$RequestHandler.headerComplete(HttpConnection.java:923)
  at org.mortbay.jetty.HttpParser.parseNext(HttpParser.java:547)
  at org.mortbay.jetty.HttpParser.parseAvailable(HttpParser.java:212)
  at org.mortbay.jetty.HttpConnection.handle(HttpConnection.java:404)
  at org.mortbay.io.nio.SelectChannelEndPoint.run(SelectChannelEndPoint.java:409)
  at org.mortbay.thread.QueuedThreadPool$PoolThread.run(QueuedThreadPool.java:582)
  Caused by: java.io.IOException: An established connection was aborted by the software in your host machine
  at sun.nio.ch.SocketDispatcher.write0(Native Method)
  at sun.nio.ch.SocketDispatcher.write(SocketDispatcher.java:51)
  at sun.nio.ch.IOUtil.writeFromNativeBuffer(IOUtil.java:89)
  at sun.nio.ch.IOUtil.write(IOUtil.java:46)
  at sun.nio.ch.SocketChannelImpl.write(SocketChannelImpl.java:450)
  at org.mortbay.io.nio.ChannelEndPoint.flush(ChannelEndPoint.java:169)
  at org.mortbay.io.nio.SelectChannelEndPoint.flush(SelectChannelEndPoint.java:221)
  at org.mortbay.jetty.HttpGenerator.flush(HttpGenerator.java:721)
  ... 31 more
  </code></pre>
  
  <p>When I deployed to Google App Engine, I cannot seek video. <br/> Here is URL to try out.
  <a href="http://2.organize-fpv.appspot.com/File/Serve?key=AMIfv969ZoanlvqG5DuZvBQcYTMQwAwrXQKH7vXzm8uSqEbdF7Hsms7fXtwGnovwpPVaGSjVUrhNCnMGRpLVMtB-lcVchocEBbiez-MeDdUgElMRk1469PFF_DWig5DZs6gWc_Y9fK059XfENxrnp3F_H_-g2bTFz34x7X_A7GeOjqxvcLr408s" rel="nofollow">http://2.organize-fpv.appspot.com/File/Serve?key=AMIfv969ZoanlvqG5DuZvBQcYTMQwAwrXQKH7vXzm8uSqEbdF7Hsms7fXtwGnovwpPVaGSjVUrhNCnMGRpLVMtB-lcVchocEBbiez-MeDdUgElMRk1469PFF_DWig5DZs6gWc_Y9fK059XfENxrnp3F_H_-g2bTFz34x7X_A7GeOjqxvcLr408s</a></p>