java.lang.NullPointerException: This exception has no message.

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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 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 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 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 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 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 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.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$ServletServiceAction.run(StubSecurityHelper.java:226)
at weblogic.servlet.internal.StubSecurityHelper.invokeServlet(StubSecurityHelper.java:124)
at weblogic.servlet.internal.ServletStubImpl.execute(ServletStubImpl.java:283)
at weblogic.servlet.internal.ServletStubImpl.execute(ServletStubImpl.java:175)
at weblogic.servlet.internal.RequestDispatcherImpl.invokeServlet(RequestDispatcherImpl.java:503)
at com.icesoft.faces.webapp.xmlhttp.BlockingServlet.service(BlockingServlet.java:54)
at weblogic.servlet.internal.StubSecurityHelper$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.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)

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