Looks like Hudson was up again, so I pulled in the latest snapshot
from scala-tools and added the log level statement. It didn't seem to
matter much though:
INFO - Service request (GET) / took 35 Milliseconds
Listener added
INFO - Service request (GET) /details.html took 162 Milliseconds
INFO - Service request (GET) /ajax_request/liftAjax.js took 1
Milliseconds
INFO - Service request (GET) /comet_request/5gbp8rg1wko7/cometAjax.js
took 6 Milliseconds
TRACE - About to suspend continuation
ERROR - The ActorWatcher restarted
org.developerworks.comet.auctionac...@12cdd20 because
scala.MatchError: None
scala.MatchError: None
at net.liftweb.mapper.DB$.releaseConnectionNamed(DB.scala:127)
at net.liftweb.mapper.DB$.use(DB.scala:283)
at net.liftweb.mapper.DB$$anon$1.net$liftweb$mapper$DB$$anon$
$doWith(DB.scala:109)
at net.liftweb.mapper.DB$$anon$1.apply(DB.scala:112)
at net.liftweb.http.S$.net$liftweb$http$S$$doAround(S.scala:
368)
at net.liftweb.http.S$$anonfun$net$liftweb$http$S$
$_nest2InnerInit$1.apply(S.scala:446)
at net.liftweb.util.ThreadGlobal.doWith(ThreadGlobal.scala:31)
at net.liftweb.http.S$.net$liftweb$http$S$$_nest2InnerInit
(S.scala:445)
at net.liftweb.http.S$$anonfun$net$liftweb$http$S$$_innerInit
$1$$anonfun$apply$17$$anonfun$apply$18$$anonfun$apply$19$$anonfun$apply
$20$$anonfun$apply$21.apply(S.scala:465)
at net.liftweb.util.ThreadGlobal.doWith(ThreadGlobal.scala:31)
at net.liftweb.http.S$$anonfun$net$liftweb$http$S$$_innerInit
$1$$anonfun$apply$17$$anonfun$apply$18$$anonfun$apply$19$$anonfun$apply
$20.apply(S.scala:464)
at net.liftweb.util.ThreadGlobal.doWith(ThreadGlobal.scala:31)
at net.liftweb.http.S$$anonfun$net$liftweb$http$S$$_innerInit
$1$$anonfun$apply$17$$anonfun$apply$18$$anonfun$apply$19.apply(S.scala:
463)
at net.liftweb.util.ThreadGlobal.doWith(ThreadGlobal.scala:31)
at net.liftweb.http.S$$anonfun$net$liftweb$http$S$$_innerInit
$1$$anonfun$apply$17$$anonfun$apply$18.apply(S.scala:462)
at net.liftweb.util.ThreadGlobal.doWith(ThreadGlobal.scala:31)
at net.liftweb.http.S$$anonfun$net$liftweb$http$S$$_innerInit
$1$$anonfun$apply$17.apply(S.scala:461)
at net.liftweb.util.ThreadGlobal.doWith(ThreadGlobal.scala:31)
at net.liftweb.http.S$$anonfun$net$liftweb$http$S$$_innerInit
$1.apply(S.scala:460)
at net.liftweb.util.ThreadGlobal.doWith(ThreadGlobal.scala:31)
at net.liftweb.http.S$.net$liftweb$http$S$$_innerInit(S.scala:
459)
at net.liftweb.http.S$$anonfun$_init$1$$anonfun$apply$24$
$anonfun$apply$25$$anonfun$apply$26$$anonfun$apply$27.apply(S.scala:
489)
at net.liftweb.util.ThreadGlobal.doWith(ThreadGlobal.scala:31)
at net.liftweb.http.S$$anonfun$_init$1$$anonfun$apply$24$
$anonfun$apply$25$$anonfun$apply$26.apply(S.scala:488)
at net.liftweb.http.RequestVarHandler$$anonfun$apply$3$$anonfun
$apply$4$$anonfun$apply$5.apply(Vars.scala:150)
at net.liftweb.util.ThreadGlobal.doWith(ThreadGlobal.scala:31)
at net.liftweb.http.RequestVarHandler$$anonfun$apply$3$$anonfun
$apply$4.apply(Vars.scala:149)
at net.liftweb.util.ThreadGlobal.doWith(ThreadGlobal.scala:31)
at net.liftweb.http.RequestVarHandler$$anonfun$apply$3.apply
(Vars.scala:148)
at net.liftweb.util.ThreadGlobal.doWith(ThreadGlobal.scala:31)
at net.liftweb.http.RequestVarHandler$.apply(Vars.scala:147)
at net.liftweb.http.S$$anonfun$_init$1$$anonfun$apply$24$
$anonfun$apply$25.apply(S.scala:486)
at net.liftweb.util.ThreadGlobal.doWith(ThreadGlobal.scala:31)
at net.liftweb.http.S$$anonfun$_init$1$$anonfun$apply$24.apply
(S.scala:485)
at net.liftweb.util.ThreadGlobal.doWith(ThreadGlobal.scala:31)
at net.liftweb.http.S$$anonfun$_init$1.apply(S.scala:484)
at net.liftweb.util.ThreadGlobal.doWith(ThreadGlobal.scala:31)
at net.liftweb.http.S$._init(S.scala:483)
at net.liftweb.http.S$.init(S.scala:329)
at net.liftweb.http.S$.initIfUninitted(S.scala:597)
at net.liftweb.http.CometActor$$anon$1.apply(CometActor.scala:
163)
at net.liftweb.http.CometActor$$anon$1.apply(CometActor.scala:
161)
at scala.actors.Reaction.run(Reaction.scala:78)
at scala.actors.FJTask$Wrap.run(Unknown Source)
at scala.actors.FJTaskRunner.scanWhileIdling(Unknown Source)
at scala.actors.FJTaskRunner.run(Unknown Source)
Other <function>
INFO - Service request (POST) /ajax_request took 83 Milliseconds
TRACE - About to suspend continuation
Other <function>
TRACE - About to suspend continuation
On Dec 13, 9:45 am, "David Pollak" <feeder.of.the.be...@gmail.com>
wrote:
> Michael,
> I'm not sure what's going on. I just added some extra debugging statements
> to the acquisition/release of DB connections.
>
> Please wait until the new version of Lift is in Hudson (or pull and build
> locally... well looks like Hudson's down again... so you'll have to build
> locally:http://scala-tools.org/hudson/job/lift/). Then put this in Boot:
>
> Log.level = LiftLogLevels.Trace
>
> The creation and release of DB connections should be logged and we can see
> why a connection is being released that's already been released.
>
> Thanks,
>
> David
>
>
>
> On Sat, Dec 13, 2008 at 8:07 AM, Michael <mike...@gmail.com> wrote:
>
> > I'm using a 0.10 snapshot. Here is the full stack trace:
>
> > ERROR - The ActorWatcher restarted
> > org.developerworks.comet.auctionac...@7303e3 because scala.MatchError:
> > None
> > scala.MatchError: None
> > at net.liftweb.mapper.DB$.releaseConnectionNamed(DB.scala:127)
> > at net.liftweb.mapper.DB$.use(DB.scala:283)
> > at net.liftweb.mapper.DB$$anon$1.net$liftweb$mapper$DB$$anon$
> > $doWith(DB.scala:109)
> > at net.liftweb.mapper.DB$$anon$1.apply(DB.scala:112)
> > at net.liftweb.http.S$.net$liftweb$http$S$$doAround(S.scala:
> > 368)
> > at net.liftweb.http.S$$anonfun$net$liftweb$http$S$
> > $_nest2InnerInit$1.apply(S.scala:446)
> > at net.liftweb.util.ThreadGlobal.doWith(ThreadGlobal.scala:31)
> > at net.liftweb.http.S$.net$liftweb$http$S$$_nest2InnerInit
> > (S.scala:445)
> > at net.liftweb.http.S$$anonfun$net$liftweb$http$S$$_innerInit
> > $1$$anonfun$apply$17$$anonfun$apply$18$$anonfun$apply$19$$anonfun$apply
> > $20$$anonfun$apply$21.apply(S.scala:465)
> > at net.liftweb.util.ThreadGlobal.doWith(ThreadGlobal.scala:31)
> > at net.liftweb.http.S$$anonfun$net$liftweb$http$S$$_innerInit
> > $1$$anonfun$apply$17$$anonfun$apply$18$$anonfun$apply$19$$anonfun$apply
> > $20.apply(S.scala:464)
> > at net.liftweb.util.ThreadGlobal.doWith(ThreadGlobal.scala:31)
> > at net.liftweb.http.S$$anonfun$net$liftweb$http$S$$_innerInit
> > $1$$anonfun$apply$17$$anonfun$apply$18$$anonfun$apply$19.apply(S.scala:
> > 463)
> > at net.liftweb.util.ThreadGlobal.doWith(ThreadGlobal.scala:31)
> > at net.liftweb.http.S$$anonfun$net$liftweb$http$S$$_innerInit
> > $1$$anonfun$apply$17$$anonfun$apply$18.apply(S.scala:462)
> > at net.liftweb.util.ThreadGlobal.doWith(ThreadGlobal.scala:31)
> > at net.liftweb.http.S$$anonfun$net$liftweb$http$S$$_innerInit
> > $1$$anonfun$apply$17.apply(S.scala:461)
> > at net.liftweb.util.ThreadGlobal.doWith(ThreadGlobal.scala:31)
> > at net.liftweb.http.S$$anonfun$net$liftweb$http$S$$_innerInit
> > $1.apply(S.scala:460)
> > at net.liftweb.util.ThreadGlobal.doWith(ThreadGlobal.scala:31)
> > at net.liftweb.http.S$.net$liftweb$http$S$$_innerInit(S.scala:
> > 459)
> > at net.liftweb.http.S$$anonfun$_init$1$$anonfun$apply$24$
> > $anonfun$apply$25$$anonfun$apply$26$$anonfun$apply$27.apply(S.scala:
> > 489)
> > at net.liftweb.util.ThreadGlobal.doWith(ThreadGlobal.scala:31)
> > at net.liftweb.http.S$$anonfun$_init$1$$anonfun$apply$24$
> > $anonfun$apply$25$$anonfun$apply$26.apply(S.scala:488)
> > at net.liftweb.http.RequestVarHandler$$anonfun$apply$3$$anonfun
> > $apply$4$$anonfun$apply$5.apply(Vars.scala:150)
> > at net.liftweb.util.ThreadGlobal.doWith(ThreadGlobal.scala:31)
> > at net.liftweb.http.RequestVarHandler$$anonfun$apply$3$$anonfun
> > $apply$4.apply(Vars.scala:149)
> > at net.liftweb.util.ThreadGlobal.doWith(ThreadGlobal.scala:31)
> > at net.liftweb.http.RequestVarHandler$$anonfun$apply$3.apply
> > (Vars.scala:148)
> > at net.liftweb.util.ThreadGlobal.doWith(ThreadGlobal.scala:31)
> > at net.liftweb.http.RequestVarHandler$.apply(Vars.scala:147)
> > at net.liftweb.http.S$$anonfun$_init$1$$anonfun$apply$24$
> > $anonfun$apply$25.apply(S.scala:486)
> > at net.liftweb.util.ThreadGlobal.doWith(ThreadGlobal.scala:31)
> > at net.liftweb.http.S$$anonfun$_init$1$$anonfun$apply$24.apply
> > (S.scala:485)
> > at net.liftweb.util.ThreadGlobal.doWith(ThreadGlobal.scala:31)
> > at net.liftweb.http.S$$anonfun$_init$1.apply(S.scala:484)
> > at net.liftweb.util.ThreadGlobal.doWith(ThreadGlobal.scala:31)
> > at net.liftweb.http.S$._init(S.scala:483)
> > at net.liftweb.http.S$.init(S.scala:329)
> > at net.liftweb.http.S$.initIfUninitted(S.scala:597)
> > at net.liftweb.http.CometActor$$anon$1.apply(CometActor.scala:
> > 163)
> > at net.liftweb.http.CometActor$$anon$1.apply(CometActor.scala:
> > 161)
> > at scala.actors.Reaction.run(Reaction.scala:78)
> > at scala.actors.Scheduler$$anon$2.run(Scheduler.scala:77)
> > at scala.actors.FJTaskRunner.run(Unknown Source)
>
> > I put all of the code on Google Code:http://code.google.com/p/auctionnet/
> > . It is a sample application I am writing for a developerWorks
> > tutorial on using Lift and Comet. Anyways, the code does not do
> > anything explicit with the database connections, just normal read/
> > writes. There are reads and writes in the CometActor and the other
> > Actor that it works with.
>
> > -- Michael
>
> > On Dec 13, 6:57 am, "David Pollak" <feeder.of.the.be...@gmail.com>
> > wrote:
> > > What version of Lift are you using?
>
> > > Please supply the entire stack trace.
>
> > > If you have some code that reproduces the problem, that would be helpful.
>
> > > It looks like the db connection is getting closed manually and then when
> > the
> > > auto-close tries to close it again, the exception is thrown.
>
> > > On Dec 13, 2008 6:46 AM, "Michael" <mike...@gmail.com> wrote:
>
> > > I have a CometActor that crashes after rendering and then re-rendering
> > > after it responds to a message. The stack trace that gets printed
> > > looks like:
>
> > > ERROR - The ActorWatcher restarted foo.comet.myac...@1e6ee98 because
> > > scala.MatchError: None
> > > scala.MatchError: None
> > > at net.liftweb.mapper.DB$.releaseConnectionNamed(DB.scala:127)
> > > at net.liftweb.mapper.DB$.use(DB.scala:283)
> > > at net.liftweb.mapper.DB$$anon$1.net$liftweb$mapper$DB$$anon$
> > > $doWith(DB.scala:109)
> > > at net.liftweb.mapper.DB$$anon$1.apply(DB.scala:112)
> > > at net.liftweb.http.S$.net$liftweb$http$S$$doAround(S.scala:
> > > 368)
>
> > > I tried putting the following in the lowPriority method:
>
> > > override def lowPriority : PartialFunction[Any, Unit] = {
> > > case NormalMessage(a,u) => {
> > > doStuff(a,u)
> > > reRender(false)
> > > }
> > > case None => {
> > > println("None?")
> > > }
> > > case s => {
> > > println("Other " + s.toString)
> > > }
> > > }
>
> > > Nothing gets printed out before the stack trace. After the stack trace
> > > I see
>
> > > Other <function>
>
> > > This repeats periodically, but the CometActor is dead. Is there
> > > something bad about using a Mapper object with Actors, or is there
> > > something else going on here?
>
> --
> Lift, the simply functional web frameworkhttp://liftweb.net
> Collaborative Task Managementhttp://much4.us
> Follow me:http://twitter.com/dpp
> Git some:http://github.com/dpp
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