Lincoln Baxter, III wrote:
> Hey JSFers,
>
> I'm getting an odd exception when running JSF2.0 on Tomcat 6, and a
> pretty simple page.
>
>
> When passing in a *null value*, in Development stage mode, JSF tries
> to get a logger at line 123, but throws the below exception:
> What could this mean?
Fixed this yesterday. Grab last night's nightly build.
>
> Thanks!
>
> @Override
> public Object put(String key, *Object value*) {
> Util.notNull("key", key);
> HttpSession session = getSession(true);
> Object result = session.getAttribute(key);
> if (ProjectStage.Development.equals(stage) && !(*value
> instanceof Serializable*)) {
> LOGGER.log(Level.WARNING,
>
> "jsf.context.extcontext.sessionmap.nonserializable",
> new Object[]{key, value.getClass().getName()});
> }
> //noinspection NonSerializableObjectBoundToHttpSession
> session.setAttribute(key, value);
> return (result);
> }
>
>
>
> Caused by: com.ocpsoft.pretty.PrettyException: PrettyFaces: Exception
> occurred while processing <login:#{loginBean.load}>
> java.lang.NullPointerException
> at com.ocpsoft.pretty.beans.ActionExecutor.executeActions(Unknown Source)
> at com.ocpsoft.pretty.event.PrettyPhaseListener.beforePhase(Unknown
> Source)
> at com.sun.faces.lifecycle.Phase.handleBeforePhase(Phase.java:207)
> at com.sun.faces.lifecycle.Phase.doPhase(Phase.java:99)
> at
> com.sun.faces.lifecycle.RestoreViewPhase.doPhase(RestoreViewPhase.java:107)
> at com.sun.faces.lifecycle.LifecycleImpl.execute(LifecycleImpl.java:118)
> at javax.faces.webapp.FacesServlet.service(FacesServlet.java:310)
> ... 105 more
> Caused by: javax.el.ELException: java.lang.NullPointerException
> at org.apache.el.parser.AstValue.invoke(AstValue.java:176)
> at
> org.apache.el.MethodExpressionImpl.invoke(MethodExpressionImpl.java:276)
> at com.ocpsoft.pretty.util.FacesElUtils.invokeMethod(Unknown Source)
> ... 112 more
> Caused by: java.lang.NullPointerException
> at com.sun.faces.context.SessionMap.put(SessionMap.java:123)
> at com.sun.faces.context.SessionMap.put(SessionMap.java:57)
> at
> com.ocpsoft.storylib.jsf.FacesUtils.setSessionAttribute(FacesUtils.java:97)
> at com.ocpsoft.storylib.pages.login.LoginBean.load(LoginBean.java:58)
> at sun.reflect.NativeMethodAccessorImpl.invoke0(Native Method)
> at
> sun.reflect.NativeMethodAccessorImpl.invoke(NativeMethodAccessorImpl.java:39)
> at
> sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:25)
> at java.lang.reflect.Method.invoke(Method.java:597)
> at org.apache.el.parser.AstValue.invoke(AstValue.java:172)
> ... 114 more