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java.lang.NullPointerException: 	at java.io.File.(File.java:194)	at com.icesoft.faces.component.outputchart.OutputChart.getFolder(OutputChart.java:529)	at com.icesoft.faces.component.outputchart.OutputChartRenderer.encodeBegin(OutputChartRenderer.java:79)	at javax.faces.component.UIComponentBase.encodeBegin(UIComponentBase.java:703)	at com.icesoft.faces.component.outputchart.OutputChart.encodeBegin(OutputChart.java:383)	at com.icesoft.faces.renderkit.dom_html_basic.DomBasicRenderer.encodeParentAndChildren(DomBasicRenderer.java:340)	at com.icesoft.faces.renderkit.dom_html_basic.GridRenderer.encodeChildren(GridRenderer.java:196)	at javax.faces.component.UIComponentBase.encodeChildren(UIComponentBase.java:721)	at com.icesoft.faces.renderkit.dom_html_basic.DomBasicRenderer.encodeParentAndChildren(DomBasicRenderer.java:342)	at com.icesoft.faces.renderkit.dom_html_basic.GridRenderer.encodeChildren(GridRenderer.java:196)	at javax.faces.component.UIComponentBase.encodeChildren(UIComponentBase.java:721)	at com.icesoft.faces.renderkit.dom_html_basic.DomBasicRenderer.encodeParentAndChildren(DomBasicRenderer.java:342)	at com.icesoft.faces.renderkit.dom_html_basic.GridRenderer.encodeChildren(GridRenderer.java:196)	at javax.faces.component.UIComponentBase.encodeChildren(UIComponentBase.java:721)	at com.icesoft.faces.renderkit.dom_html_basic.DomBasicRenderer.encodeParentAndChildren(DomBasicRenderer.java:342)	at com.icesoft.faces.renderkit.dom_html_basic.GroupRenderer.encodeChildren(GroupRenderer.java:92)	at javax.faces.component.UIComponentBase.encodeChildren(UIComponentBase.java:721)	at com.icesoft.faces.component.util.CustomComponentUtils.renderChild(CustomComponentUtils.java:338)	at com.icesoft.faces.component.paneltabset.PanelTabSetRenderer.writeTabCell(PanelTabSetRenderer.java:909)	at com.icesoft.faces.component.paneltabset.PanelTabSetRenderer.encodeEnd(PanelTabSetRenderer.java:410)	at javax.faces.component.UIComponentBase.encodeEnd(UIComponentBase.java:740)	at com.icesoft.faces.application.D2DViewHandler.renderResponse(D2DViewHandler.java:608)	at com.icesoft.faces.application.D2DViewHandler.renderResponse(D2DViewHandler.java:603)	at com.icesoft.faces.application.D2DViewHandler.renderResponse(D2DViewHandler.java:603)	at com.icesoft.faces.application.D2DViewHandler.renderResponse(D2DViewHandler.java:603)	at com.icesoft.faces.application.D2DViewHandler.renderResponse(D2DViewHandler.java:603)	at com.icesoft.faces.application.D2DViewHandler.renderResponse(D2DViewHandler.java:579)	at com.icesoft.faces.application.D2DViewHandler.renderView(D2DViewHandler.java:154)	at com.sun.faces.lifecycle.RenderResponsePhase.execute(RenderResponsePhase.java:107)	at com.sun.faces.lifecycle.LifecycleImpl.phase(LifecycleImpl.java:268)	at com.sun.faces.lifecycle.LifecycleImpl.render(LifecycleImpl.java:137)	at com.icesoft.faces.webapp.http.core.ReceiveSendUpdates.renderCyclePartial(ReceiveSendUpdates.java:69)	at com.icesoft.faces.webapp.http.core.ReceiveSendUpdates.service(ReceiveSendUpdates.java:43)	at com.icesoft.faces.webapp.http.core.IDVerifier.service(IDVerifier.java:25)	at com.icesoft.faces.webapp.http.servlet.BasicAdaptingServlet.service(BasicAdaptingServlet.java:16)	at com.icesoft.faces.webapp.http.servlet.ViewBoundAdaptingServlet.service(ViewBoundAdaptingServlet.java:44)	at com.icesoft.faces.webapp.http.servlet.PathDispatcher$Matcher.serviceOnMatch(PathDispatcher.java:52)	at com.icesoft.faces.webapp.http.servlet.PathDispatcher.service(PathDispatcher.java:29)	at com.icesoft.faces.webapp.http.servlet.MainSessionBoundServlet.service(MainSessionBoundServlet.java:97)	at com.icesoft.faces.webapp.http.servlet.SessionDispatcher.service(SessionDispatcher.java:35)	at com.icesoft.faces.webapp.http.servlet.PathDispatcher$Matcher.serviceOnMatch(PathDispatcher.java:52)	at com.icesoft.faces.webapp.http.servlet.PathDispatcher.service(PathDispatcher.java:29)	at com.icesoft.faces.webapp.http.servlet.MainServlet.service(MainServlet.java:85)	at javax.servlet.http.HttpServlet.service(HttpServlet.java:820)	at weblogic.servlet.internal.StubSecurityHelper$ServletServiceAction.run(StubSecurityHelper.java:226)	at weblogic.servlet.internal.StubSecurityHelper.invokeServlet(StubSecurityHelper.java:124)	at weblogic.servlet.internal.ServletStubImpl.execute(ServletStubImpl.java:283)	at weblogic.servlet.internal.ServletStubImpl.execute(ServletStubImpl.java:175)	at weblogic.servlet.internal.RequestDispatcherImpl.invokeServlet(RequestDispatcherImpl.java:503)	at weblogic.servlet.internal.RequestDispatcherImpl.forward(RequestDispatcherImpl.java:245)	at com.icesoft.faces.webapp.xmlhttp.BlockingServlet.service(BlockingServlet.java:54)	at weblogic.servlet.internal.StubSecurityHelper$ServletServiceAction.run(StubSecurityHelper.java:226)	at weblogic.servlet.internal.StubSecurityHelper.invokeServlet(StubSecurityHelper.java:124)	at weblogic.servlet.internal.ServletStubImpl.execute(ServletStubImpl.java:283)	at weblogic.servlet.internal.ServletStubImpl.execute(ServletStubImpl.java:175)	at weblogic.servlet.internal.WebAppServletContext$ServletInvocationAction.run(WebAppServletContext.java:3370)	at weblogic.security.acl.internal.AuthenticatedSubject.doAs(AuthenticatedSubject.java:321)	at weblogic.security.service.SecurityManager.runAs(Unknown Source)	at weblogic.servlet.internal.WebAppServletContext.securedExecute(WebAppServletContext.java:2117)	at weblogic.servlet.internal.WebAppServletContext.execute(WebAppServletContext.java:2023)	at weblogic.servlet.internal.ServletRequestImpl.run(ServletRequestImpl.java:1359)	at weblogic.work.ExecuteThread.execute(ExecuteThread.java:200)	at weblogic.work.ExecuteThread.run(ExecuteThread.java:172)