[Yanel-dev] Exception re Welcome screen

[Prabodh Upreti]

Let me look at this and make a fix. Thanks.

Prabodh




________________________________
From: Michael Wechner <michael.wechner at wyona.com>
To: yanel-development at wyona.com
Sent: Friday, July 10, 2009 5:04:56 PM
Subject: Re: [Yanel-dev] Exception re Welcome screen

Michael Wechner schrieb:
> Hi
> =

> When loading the welcome screen
> =

> http://127.0.0.1:8080/yanel/
> =

> , then one receives within the log4j file the following exception

btw, after a second startup this exception doesn't show up anymore, so I gu=
ess because of the created session (cookie based) something doesn't exist i=
n the
first place, whereas the LayoutSelector makes a wrong assumption.

Cheers

Michael
> =

> 89529 2009-07-10 22:47:05,228 [http-8080-Processor24] ERROR org.wyona.yan=
el.impl.resources.layoutselector.LayoutSelector.<init>():58=A0 - error init=
ializing template version checker session string
> 89530 2009-07-10 22:47:05,229 [http-8080-Processor24] ERROR org.wyona.yan=
el.impl.resources.layoutselector.LayoutSelector.<init>():59=A0 - java.lang.=
NullPointerException
> java.lang.NullPointerException
>=A0 =A0 at org.wyona.yanel.impl.resources.layoutselector.LayoutSelector.<i=
nit>(LayoutSelector.java:56) =

>=A0 =A0 at sun.reflect.NativeConstructorAccessorImpl.newInstance0(Native M=
ethod)
>=A0 =A0 at sun.reflect.NativeConstructorAccessorImpl.newInstance(NativeCon=
structorAccessorImpl.java:39) =

>=A0 =A0 at sun.reflect.DelegatingConstructorAccessorImpl.newInstance(Deleg=
atingConstructorAccessorImpl.java:27) =

>=A0 =A0 at java.lang.reflect.Constructor.newInstance(Constructor.java:494)
>=A0 =A0 at java.lang.Class.newInstance0(Class.java:350)
>=A0 =A0 at java.lang.Class.newInstance(Class.java:303)
>=A0 =A0 at org.wyona.yanel.core.ResourceManager.getResource(ResourceManage=
r.java:89)
>=A0 =A0 at org.wyona.yanel.servlet.YanelServlet.getGlobalData(YanelServlet=
.java:1733) =

>=A0 =A0 at org.wyona.yanel.servlet.YanelServlet.service(YanelServlet.java:=
199)
>=A0 =A0 at javax.servlet.http.HttpServlet.service(HttpServlet.java:802)
>=A0 =A0 at org.apache.catalina.core.ApplicationFilterChain.internalDoFilte=
r(ApplicationFilterChain.java:252) =

>=A0 =A0 at org.apache.catalina.core.ApplicationFilterChain.doFilter(Applic=
ationFilterChain.java:173) =

>=A0 =A0 at org.wyona.yanel.servlet.communication.YanelFilter.doFilter(Yane=
lFilter.java:37) =

>=A0 =A0 at org.apache.catalina.core.ApplicationFilterChain.internalDoFilte=
r(ApplicationFilterChain.java:202) =

>=A0 =A0 at org.apache.catalina.core.ApplicationFilterChain.doFilter(Applic=
ationFilterChain.java:173) =

>=A0 =A0 at org.apache.catalina.core.StandardWrapperValve.invoke(StandardWr=
apperValve.java:213) =

>=A0 =A0 at org.apache.catalina.core.StandardContextValve.invoke(StandardCo=
ntextValve.java:178) =

>=A0 =A0 at org.apache.catalina.core.StandardHostValve.invoke(StandardHostV=
alve.java:126) =

>=A0 =A0 at org.apache.catalina.valves.ErrorReportValve.invoke(ErrorReportV=
alve.java:105) =

>=A0 =A0 at org.apache.catalina.core.StandardEngineValve.invoke(StandardEng=
ineValve.java:107) =

>=A0 =A0 at org.apache.catalina.connector.CoyoteAdapter.service(CoyoteAdapt=
er.java:148) =

>=A0 =A0 at org.apache.coyote.http11.Http11Processor.process(Http11Processo=
r.java:869) =

>=A0 =A0 at org.apache.coyote.http11.Http11BaseProtocol$Http11ConnectionHan=
dler.processConnection(Http11BaseProtocol.java:664) =

>=A0 =A0 at org.apache.tomcat.util.net.PoolTcpEndpoint.processSocket(PoolTc=
pEndpoint.java:527) =

>=A0 =A0 at org.apache.tomcat.util.net.LeaderFollowerWorkerThread.runIt(Lea=
derFollowerWorkerThread.java:80) =

>=A0 =A0 at org.apache.tomcat.util.threads.ThreadPool$ControlRunnable.run(T=
hreadPool.java:684) =

>=A0 =A0 at java.lang.Thread.run(Thread.java:613)
> =

> =

> It doesn't seem to hurt, but it doesn't look very nice either.
> =

> Any idea how to fix this?
> =

> Thanks
> =

> Michi

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