Unexpected runtime error

The runtime has encountered an unexpected error.
Exception

Unable to get document page name for 77729247F501A842C1258492005FF27E
Invalid universal id
► ▼ Stack Trace
com.ibm.xsp.FacesExceptionEx: Unable to get document page name for 77729247F501A842C1258492005FF27E
    com.ibm.xsp.model.domino.DominoDocumentPageTransformer.transformPageName(DominoDocumentPageTransformer.java:69)
    com.ibm.xsp.application.ViewHandlerExImpl.convertVirtualPage(ViewHandlerExImpl.java:796)
    com.ibm.xsp.application.ViewHandlerExImpl._createViewRoot(ViewHandlerExImpl.java:519)
    com.ibm.xsp.application.ViewHandlerExImpl.createViewRoot(ViewHandlerExImpl.java:596)
    com.ibm.xsp.application.ViewHandlerExImpl.doCreateView(ViewHandlerExImpl.java:144)
    com.ibm.xsp.application.ViewHandlerEx.createView(ViewHandlerEx.java:90)
    com.ibm.xsp.webapp.FacesServlet.serviceView(FacesServlet.java:254)
    com.ibm.xsp.webapp.FacesServletEx.serviceView(FacesServletEx.java:157)
    com.ibm.xsp.webapp.FacesServlet.service(FacesServlet.java:163)
    com.ibm.xsp.webapp.FacesServletEx.service(FacesServletEx.java:138)
    com.ibm.xsp.webapp.DesignerFacesServlet.service(DesignerFacesServlet.java:103)
    com.ibm.designer.runtime.domino.adapter.ComponentModule.invokeServlet(ComponentModule.java:600)
    com.ibm.domino.xsp.module.nsf.NSFComponentModule.invokeServlet(NSFComponentModule.java:1352)
    com.ibm.designer.runtime.domino.adapter.ComponentModule$AdapterInvoker.invokeServlet(ComponentModule.java:877)
    com.ibm.designer.runtime.domino.adapter.ComponentModule$ServletInvoker.doService(ComponentModule.java:820)
    com.ibm.designer.runtime.domino.adapter.ComponentModule.doService(ComponentModule.java:589)
    com.ibm.domino.xsp.module.nsf.NSFComponentModule.doService(NSFComponentModule.java:1336)
    com.ibm.domino.xsp.module.nsf.NSFService.doServiceInternal(NSFService.java:725)
    com.ibm.domino.xsp.module.nsf.NSFService.doService(NSFService.java:515)
    com.ibm.designer.runtime.domino.adapter.LCDEnvironment.doService(LCDEnvironment.java:371)
    com.ibm.designer.runtime.domino.adapter.LCDEnvironment.service(LCDEnvironment.java:327)
    com.ibm.domino.xsp.bridge.http.engine.XspCmdManager.service(XspCmdManager.java:302)
NotesException: Invalid universal id
    lotus.domino.local.Database.NgetDocumentByUNID(Native Method)
    lotus.domino.local.Database.getDocumentByUNID(Unknown Source)
    com.ibm.xsp.model.domino.DominoUtils.getDocumentById(DominoUtils.java:471)
    com.ibm.xsp.model.domino.DominoUtils.getDocumentById(DominoUtils.java:487)
    com.ibm.xsp.model.domino.DominoDocumentPageTransformer.transformPageName(DominoDocumentPageTransformer.java:51)
    com.ibm.xsp.application.ViewHandlerExImpl.convertVirtualPage(ViewHandlerExImpl.java:796)
    com.ibm.xsp.application.ViewHandlerExImpl._createViewRoot(ViewHandlerExImpl.java:519)
    com.ibm.xsp.application.ViewHandlerExImpl.createViewRoot(ViewHandlerExImpl.java:596)
    com.ibm.xsp.application.ViewHandlerExImpl.doCreateView(ViewHandlerExImpl.java:144)
    com.ibm.xsp.application.ViewHandlerEx.createView(ViewHandlerEx.java:90)
    com.ibm.xsp.webapp.FacesServlet.serviceView(FacesServlet.java:254)
    com.ibm.xsp.webapp.FacesServletEx.serviceView(FacesServletEx.java:157)
    com.ibm.xsp.webapp.FacesServlet.service(FacesServlet.java:163)
    com.ibm.xsp.webapp.FacesServletEx.service(FacesServletEx.java:138)
    com.ibm.xsp.webapp.DesignerFacesServlet.service(DesignerFacesServlet.java:103)
    com.ibm.designer.runtime.domino.adapter.ComponentModule.invokeServlet(ComponentModule.java:600)
    com.ibm.domino.xsp.module.nsf.NSFComponentModule.invokeServlet(NSFComponentModule.java:1352)
    com.ibm.designer.runtime.domino.adapter.ComponentModule$AdapterInvoker.invokeServlet(ComponentModule.java:877)
    com.ibm.designer.runtime.domino.adapter.ComponentModule$ServletInvoker.doService(ComponentModule.java:820)
    com.ibm.designer.runtime.domino.adapter.ComponentModule.doService(ComponentModule.java:589)
    com.ibm.domino.xsp.module.nsf.NSFComponentModule.doService(NSFComponentModule.java:1336)
    com.ibm.domino.xsp.module.nsf.NSFService.doServiceInternal(NSFService.java:725)
    com.ibm.domino.xsp.module.nsf.NSFService.doService(NSFService.java:515)
    com.ibm.designer.runtime.domino.adapter.LCDEnvironment.doService(LCDEnvironment.java:371)
    com.ibm.designer.runtime.domino.adapter.LCDEnvironment.service(LCDEnvironment.java:327)
    com.ibm.domino.xsp.bridge.http.engine.XspCmdManager.service(XspCmdManager.java:302)