It appears that some code you are attempting to use (possibly in a library?) is attempting to access javax.servlet.FilterChain, which, as described, is disallowed by the GAE runtime environment. Could you share some more details about your project?
On Tuesday, February 23, 2016 at 8:14:46 PM UTC-5, J Han wrote: > > > I am new to Google App Engine. When try to use it, I immediately hit this > exception. I have googled that problem and found a couple of solutions. But > none of the solutions applied to my case. > Anyone have idea what could be wrong? > > I am use Java8, Eclipse Luna, and installed Google plugin to my Eclipse. > See attached screenshot gae-1.jpg. > I created a web Application Project and run it as Web Application. See > attached gae-2.jpg. > > When I point my browser to http://localhost:8888/gaeservlet, it returns > HTTP 500 error. And there is exception in my Eclipse application console: > > Feb 23, 2016 5:03:10 PM java.util.prefs.WindowsPreferences <init> > WARNING: Could not open/create prefs root node Software\JavaSoft\Prefs at > root 0x80000002. Windows RegCreateKeyEx(...) returned error code 5. > ******************************************************** > There is a new version of the SDK available. > ----------- > Latest SDK: > Release: 1.9.32 > Timestamp: Thu Dec 10 11:32:34 PST 2015 > API versions: [1.0] > > ----------- > Your SDK: > Release: 1.9.30 > Timestamp: Wed Nov 04 17:09:48 PST 2015 > API versions: [1.0] > > ----------- > Please visit https://developers.google.com/appengine/downloads for the > latest SDK. > ******************************************************** > Feb 23, 2016 5:03:12 PM > com.google.appengine.tools.development.SystemPropertiesManager > setSystemProperties > INFO: Overwriting system property key 'java.util.logging.config.file', > value > 'C:\eclipse\plugins\com.google.appengine.eclipse.sdkbundle_1.9.30\appengine-java-sdk-1.9.30\config\sdk\logging.properties' > > with value 'WEB-INF/logging.properties' from > 'C:\Users\jhan\workspace\GaeServlet\war\WEB-INF\appengine-web.xml' > Feb 23, 2016 5:03:12 PM com.google.apphosting.utils.jetty.JettyLogger info > INFO: Logging to JettyLogger(null) via > com.google.apphosting.utils.jetty.JettyLogger > Feb 23, 2016 5:03:12 PM com.google.apphosting.utils.jetty.JettyLogger info > INFO: jetty-6.1.x > Feb 23, 2016 5:03:13 PM com.google.apphosting.utils.jetty.JettyLogger info > INFO: Started SelectChannelConnector@127.0.0.1:8888 > Feb 23, 2016 5:03:13 PM > com.google.appengine.tools.development.AbstractModule startup > INFO: Module instance default is running at http://localhost:8888/ > Feb 23, 2016 5:03:13 PM > com.google.appengine.tools.development.AbstractModule startup > INFO: The admin console is running at http://localhost:8888/_ah/admin > Feb 23, 2016 5:03:13 PM > com.google.appengine.tools.development.DevAppServerImpl doStart > INFO: Dev App Server is now running > Feb 23, 2016 5:03:21 PM com.google.apphosting.utils.jetty.JettyLogger warn > WARNING: Error for /gaeservlet > java.lang.NoClassDefFoundError: javax.servlet.FilterChain 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:52) > 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:366) > at > com.google.appengine.tools.development.DevAppServerModulesFilter.doDirectModuleRequest(DevAppServerModulesFilter.java:349) > at > com.google.appengine.tools.development.DevAppServerModulesFilter.doFilter(DevAppServerModulesFilter.java:116) > at > org.mortbay.jetty.servlet.ServletHandler$CachedChain.doFilter(ServletHandler.java:1157) > at org.mortbay.jetty.servlet.ServletHandler.handle(ServletHandler.java:388) > at > org.mortbay.jetty.security.SecurityHandler.handle(SecurityHandler.java:216) > at org.mortbay.jetty.servlet.SessionHandler.handle(SessionHandler.java:182) > at org.mortbay.jetty.handler.ContextHandler.handle(ContextHandler.java:765) > at org.mortbay.jetty.webapp.WebAppContext.handle(WebAppContext.java:418) > at > com.google.appengine.tools.development.DevAppEngineWebAppContext.handle(DevAppEngineWebAppContext.java:98) > at org.mortbay.jetty.handler.HandlerWrapper.handle(HandlerWrapper.java:152) > at > com.google.appengine.tools.development.JettyContainerService$ApiProxyHandler.handle(JettyContainerService.java:512) > 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) > > > -- You received this message because you are subscribed to the Google Groups "Google App Engine" group. 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