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java.util.zip.ZipException: Not in GZIP format	at java.util.zip.GZIPInputStream.readHeader(GZIPInputStream.java:165)	at java.util.zip.GZIPInputStream.(GZIPInputStream.java:79)	at java.util.zip.GZIPInputStream.(GZIPInputStream.java:91)	at org.openmole.tool.file.FilePackage$FileDecorator.gzippedBufferedInputStream(package.scala:366)	at org.openmole.tool.tar.package$FileTarArchiveDecorator$$anonfun$extractUncompress$1.apply(package.scala:102)	at org.openmole.tool.tar.package$FileTarArchiveDecorator$$anonfun$extractUncompress$1.apply(package.scala:102)	at org.openmole.tool.stream.package$.withClosable(package.scala:95)	at org.openmole.tool.tar.package$FileTarArchiveDecorator.extractUncompress(package.scala:102)	at org.openmole.gui.server.core.ApiImpl$.extractTGZToFromFiles(ApiImpl.scala:120)	at org.openmole.gui.server.core.ApiImpl$.extractTGZTo(ApiImpl.scala:138)	at org.openmole.gui.server.core.ApiImpl$.extractTGZ(ApiImpl.scala:129)	at org.openmole.gui.server.core.ApiImpl$.extractTGZ(ApiImpl.scala:143)	at org.openmole.gui.server.core.GUIServlet$$anonfun$10$$anonfun$apply$1.applyOrElse(GUIServlet.scala:143)	at org.openmole.gui.server.core.GUIServlet$$anonfun$10$$anonfun$apply$1.applyOrElse(GUIServlet.scala:143)	at scala.runtime.AbstractPartialFunction.apply(AbstractPartialFunction.scala:36)	at org.openmole.gui.server.core.GUIServlet$$anonfun$10.apply(GUIServlet.scala:143)	at org.openmole.gui.server.core.GUIServlet$$anonfun$10.apply(GUIServlet.scala:143)	at org.scalatra.ScalatraBase$class.org$scalatra$ScalatraBase$$liftAction(ScalatraBase.scala:285)	at org.scalatra.ScalatraBase$$anonfun$invoke$1.apply(ScalatraBase.scala:279)	at org.scalatra.ScalatraBase$$anonfun$invoke$1.apply(ScalatraBase.scala:279)	at org.scalatra.ScalatraBase$class.withRouteMultiParams(ScalatraBase.scala:356)	at org.openmole.gui.server.core.GUIServlet.withRouteMultiParams(GUIServlet.scala:47)	at org.scalatra.ScalatraBase$class.invoke(ScalatraBase.scala:278)	at org.openmole.gui.server.core.GUIServlet.invoke(GUIServlet.scala:47)	at org.scalatra.ScalatraBase$$anonfun$runRoutes$1$$anonfun$apply$8.apply(ScalatraBase.scala:253)	at org.scalatra.ScalatraBase$$anonfun$runRoutes$1$$anonfun$apply$8.apply(ScalatraBase.scala:251)	at scala.Option.flatMap(Option.scala:171)	at org.scalatra.ScalatraBase$$anonfun$runRoutes$1.apply(ScalatraBase.scala:251)	at org.scalatra.ScalatraBase$$anonfun$runRoutes$1.apply(ScalatraBase.scala:250)	at scala.collection.immutable.Stream.flatMap(Stream.scala:489)	at org.scalatra.ScalatraBase$class.runRoutes(ScalatraBase.scala:250)	at org.openmole.gui.server.core.GUIServlet.runRoutes(GUIServlet.scala:47)	at org.scalatra.ScalatraBase$class.runActions$1(ScalatraBase.scala:175)	at org.scalatra.ScalatraBase$$anonfun$executeRoutes$1.apply$mcV$sp(ScalatraBase.scala:187)	at org.scalatra.ScalatraBase$$anonfun$executeRoutes$1.apply(ScalatraBase.scala:187)	at org.scalatra.ScalatraBase$$anonfun$executeRoutes$1.apply(ScalatraBase.scala:187)	at org.scalatra.ScalatraBase$class.org$scalatra$ScalatraBase$$cradleHalt(ScalatraBase.scala:205)	at org.scalatra.ScalatraBase$class.executeRoutes(ScalatraBase.scala:187)	at org.openmole.gui.server.core.GUIServlet.executeRoutes(GUIServlet.scala:47)	at org.scalatra.ScalatraBase$$anonfun$handle$1.apply$mcV$sp(ScalatraBase.scala:126)	at org.scalatra.ScalatraBase$$anonfun$handle$1.apply(ScalatraBase.scala:126)	at org.scalatra.ScalatraBase$$anonfun$handle$1.apply(ScalatraBase.scala:126)	at scala.util.DynamicVariable.withValue(DynamicVariable.scala:58)	at org.scalatra.DynamicScope$class.withResponse(DynamicScope.scala:78)	at org.openmole.gui.server.core.GUIServlet.withResponse(GUIServlet.scala:47)	at org.scalatra.DynamicScope$$anonfun$withRequestResponse$1.apply(DynamicScope.scala:58)	at scala.util.DynamicVariable.withValue(DynamicVariable.scala:58)	at org.scalatra.DynamicScope$class.withRequest(DynamicScope.scala:69)	at org.openmole.gui.server.core.GUIServlet.withRequest(GUIServlet.scala:47)	at org.scalatra.DynamicScope$class.withRequestResponse(DynamicScope.scala:57)	at org.openmole.gui.server.core.GUIServlet.withRequestResponse(GUIServlet.scala:47)	at org.scalatra.ScalatraBase$class.handle(ScalatraBase.scala:125)	at org.openmole.gui.server.core.GUIServlet.org$scalatra$servlet$ServletBase$$super$handle(GUIServlet.scala:47)	at org.scalatra.servlet.ServletBase$class.handle(ServletBase.scala:53)	at org.openmole.gui.server.core.GUIServlet.org$scalatra$servlet$FileUploadSupport$$super$handle(GUIServlet.scala:47)	at org.scalatra.servlet.FileUploadSupport$class.handle(FileUploadSupport.scala:94)	at org.openmole.gui.server.core.GUIServlet.handle(GUIServlet.scala:47)	at org.scalatra.ScalatraServlet$class.service(ScalatraServlet.scala:60)	at org.openmole.gui.server.core.GUIServlet.service(GUIServlet.scala:47)	at javax.servlet.http.HttpServlet.service(HttpServlet.java:790)	at org.eclipse.jetty.servlet.ServletHolder.handle(ServletHolder.java:812)	at org.eclipse.jetty.servlet.ServletHandler.doHandle(ServletHandler.java:587)	at org.eclipse.jetty.server.handler.ScopedHandler.handle(ScopedHandler.java:143)	at org.eclipse.jetty.security.SecurityHandler.handle(SecurityHandler.java:577)	at org.eclipse.jetty.server.session.SessionHandler.doHandle(SessionHandler.java:223)	at org.eclipse.jetty.server.handler.ContextHandler.doHandle(ContextHandler.java:1127)	at org.eclipse.jetty.servlet.ServletHandler.doScope(ServletHandler.java:515)	at org.eclipse.jetty.server.session.SessionHandler.doScope(SessionHandler.java:185)	at org.eclipse.jetty.server.handler.ContextHandler.doScope(ContextHandler.java:1061)	at org.eclipse.jetty.server.handler.ScopedHandler.handle(ScopedHandler.java:141)	at org.eclipse.jetty.server.handler.HandlerWrapper.handle(HandlerWrapper.java:97)	at org.eclipse.jetty.server.Server.handle(Server.java:499)	at org.eclipse.jetty.server.HttpChannel.handle(HttpChannel.java:311)	at org.eclipse.jetty.server.HttpConnection.onFillable(HttpConnection.java:257)	at org.eclipse.jetty.io.AbstractConnection$2.run(AbstractConnection.java:544)	at org.eclipse.jetty.util.thread.QueuedThreadPool.runJob(QueuedThreadPool.java:635)	at org.eclipse.jetty.util.thread.QueuedThreadPool$3.run(QueuedThreadPool.java:555)	at java.lang.Thread.run(Thread.java:745)