java.lang.NullPointerException

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  • AJax Callback fails (NPE) on selectoneitem
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  • Null Pointer Exception in a4j:commandLink
    via by Avik Mazunder,
    • java.lang.NullPointerException at com.sun.faces.context.PartialViewContextImpl.createPartialResponseWriter(PartialViewContextImpl.java:441) at com.sun.faces.context.PartialViewContextImpl.access$300(PartialViewContextImpl.java:71) at com.sun.faces.context.PartialViewContextImpl$DelayedInitPartialResponseWriter.getWrapped(PartialViewContextImpl.java:582) at javax.faces.context.PartialResponseWriter.startDocument(PartialResponseWriter.java:115) at com.sun.faces.context.ExternalContextImpl.redirect(ExternalContextImpl.java:572) at org.medsphere.web.error.RPCExceptionExceptionHandler.handle(RPCExceptionExceptionHandler.java:91) at com.sun.faces.lifecycle.Phase.doPhase(Phase.java:119) at com.sun.faces.lifecycle.RestoreViewPhase.doPhase(RestoreViewPhase.java:116) at com.sun.faces.lifecycle.LifecycleImpl.execute(LifecycleImpl.java:118) at javax.faces.webapp.FacesServlet.service(FacesServlet.java:409) at org.apache.catalina.core.StandardWrapper.service(StandardWrapper.java:1523) at org.apache.catalina.core.StandardWrapperValve.invoke(StandardWrapperValve.java:279) at org.apache.catalina.core.StandardContextValve.invoke(StandardContextValve.java:188) at org.apache.catalina.core.StandardPipeline.invoke(StandardPipeline.java:641) at com.sun.enterprise.web.WebPipeline.invoke(WebPipeline.java:97)

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