Use Lift 1.0.3 and Scala 2.7.7 Or even better, use Lift 2.0-M2 and Scala 2.7.7
Scala Actors have notorious issues and we moved to our own Actor implementation which avoids most of the Scala Actor issues. On Fri, Feb 26, 2010 at 11:31 AM, Donald McLean <dmclea...@gmail.com> wrote: > After researching various issues, I carefully checked to insure that I > am actually using Lift 1.0.2 with Scala 2.7.5. > > I am seeing numerous exceptions in the log. One is single error and > all of the others relate to actors. > > Any suggestions would be greatly appreciated. > > Donald > > 1. Occurs almost immediately after deploying the web app > > 26 Feb 2010 13:57:37,726 - ERROR lift - Servlet destruction failure > java.lang.RuntimeException: snapshot operation not supported. > at scala.Predef$.error(Predef.scala:76) > at scala.actors.Scheduler$.snapshot(Scheduler.scala:53) > at net.liftweb.http.LiftServlet.destroy(LiftServlet.scala:56) > at net.liftweb.http.LiftFilter.destroy(LiftServlet.scala:570) > at > org.apache.catalina.core.ApplicationFilterConfig.release(ApplicationFilterConfig.java:332) > at > org.apache.catalina.core.StandardContext.filterStop(StandardContext.java:3835) > at > org.apache.catalina.core.StandardContext.stop(StandardContext.java:4567) > at > org.apache.catalina.manager.ManagerServlet.undeploy(ManagerServlet.java:1363) > at > org.apache.catalina.manager.HTMLManagerServlet.undeploy(HTMLManagerServlet.java:562) > at > org.apache.catalina.manager.HTMLManagerServlet.doGet(HTMLManagerServlet.java:123) > at javax.servlet.http.HttpServlet.service(HttpServlet.java:617) > at javax.servlet.http.HttpServlet.service(HttpServlet.java:717) > at > org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:290) > at > org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:206) > at > org.apache.catalina.core.StandardWrapperValve.invoke(StandardWrapperValve.java:233) > at > org.apache.catalina.core.StandardContextValve.invoke(StandardContextValve.java:191) > at > org.apache.catalina.authenticator.AuthenticatorBase.invoke(AuthenticatorBase.java:525) > at > org.apache.catalina.core.StandardHostValve.invoke(StandardHostValve.java:128) > at > org.apache.catalina.valves.ErrorReportValve.invoke(ErrorReportValve.java:102) > at > org.apache.catalina.core.StandardEngineValve.invoke(StandardEngineValve.java:109) > at > org.apache.catalina.connector.CoyoteAdapter.service(CoyoteAdapter.java:293) > at > org.apache.coyote.http11.Http11Processor.process(Http11Processor.java:849) > at > org.apache.coyote.http11.Http11Protocol$Http11ConnectionHandler.process(Http11Protocol.java:583 > ) > at > org.apache.tomcat.util.net.JIoEndpoint$Worker.run(JIoEndpoint.java:454) > at java.lang.Thread.run(Thread.java:619) > > 2. This occurs several times - one for each actor? > > INFO org.apache.catalina.loader.WebappClassLoader - Illegal access: this > web ap > plication instance has been stopped already. Could not load > scala.actors.Actor$$anonfun$9. The eventual > following stack trace is caused by an error thrown for debugging > purposes as well as to attempt to termina > te the thread which caused the illegal access, and has no functional > impact. > java.lang.IllegalStateException > at > org.apache.catalina.loader.WebappClassLoader.loadClass(WebappClassLoader.java:1273) > at > org.apache.catalina.loader.WebappClassLoader.loadClass(WebappClassLoader.java:1233) > at java.lang.ClassLoader.loadClassInternal(ClassLoader.java:320) > at scala.actors.Actor$class.exitLinked(Actor.scala:895) > at net.liftweb.http.SessionMaster$.exitLinked(LiftSession.scala:118) > at scala.actors.Actor$class.exitLinked(Actor.scala:907) > at net.liftweb.http.SessionMaster$.exitLinked(LiftSession.scala:118) > at scala.actors.Reaction.run(Reaction.scala:99) at > > net.liftweb.http.ActorSchedulerFixer$$anon$1$$anon$3.run(LiftServlet.scala:673) > at > java.util.concurrent.ThreadPoolExecutor$Worker.runTask(ThreadPoolExecutor.java:886) > at > java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:908) > at java.lang.Thread.run(Thread.java:619) > > -- > Family photographs are a critical legacy for > ourselves and our descendants. Protect that > legacy with a digital backup and recovery plan. > > Join the photo preservation advocacy Facebook group: > http://www.facebook.com/home.php?ref=logo#/group.php?gid=148274709288 > > -- > You received this message because you are subscribed to the Google Groups > "Lift" group. > To post to this group, send email to lift...@googlegroups.com. > To unsubscribe from this group, send email to > liftweb+unsubscr...@googlegroups.com<liftweb%2bunsubscr...@googlegroups.com> > . > For more options, visit this group at > http://groups.google.com/group/liftweb?hl=en. > > -- Lift, the simply functional web framework http://liftweb.net Beginning Scala http://www.apress.com/book/view/1430219890 Follow me: http://twitter.com/dpp Surf the harmonics -- You received this message because you are subscribed to the Google Groups "Lift" group. To post to this group, send email to lift...@googlegroups.com. To unsubscribe from this group, send email to liftweb+unsubscr...@googlegroups.com. 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