android - Re-installing Ringee Data Access in Eclipse -

the following errors received because deleted ringee data access eclipse.

question:

how re-install ringee plug-in eclipse these errors disappear? beginner. please me.

org.eclipse.core.runtime.coreexception: file not exist. @ org.eclipse.core.internal.filebuffers.resourcefilebuffer.create(resourcefilebuffer.java:237) @ org.eclipse.core.internal.filebuffers.textfilebuffermanager.connect(textfilebuffermanager.java:112) @ org.eclipse.ui.editors.text.textfiledocumentprovider.createfileinfo(textfiledocumentprovider.java:559) @ org.eclipse.jdt.internal.ui.javaeditor.compilationunitdocumentprovider.createfileinfo(compilationunitdocumentprovider.java:980) @ org.eclipse.ui.editors.text.textfiledocumentprovider.connect(textfiledocumentprovider.java:478) @ org.eclipse.jdt.internal.ui.javaeditor.compilationunitdocumentprovider.connect(compilationunitdocumentprovider.java:1244) @ org.eclipse.ui.texteditor.abstracttexteditor.dosetinput(abstracttexteditor.java:4230) @ org.eclipse.ui.texteditor.statustexteditor.dosetinput(statustexteditor.java:237) @ org.eclipse.ui.texteditor.abstractdecoratedtexteditor.dosetinput(abstractdecoratedtexteditor.java:1480) @ org.eclipse.jdt.internal.ui.javaeditor.javaeditor.internaldosetinput(javaeditor.java:2584) @ org.eclipse.jdt.internal.ui.javaeditor.javaeditor.dosetinput(javaeditor.java:2557) @ org.eclipse.jdt.internal.ui.javaeditor.compilationuniteditor.dosetinput(compilationuniteditor.java:1395) @ org.eclipse.ui.texteditor.abstracttexteditor$19.run(abstracttexteditor.java:3217) @ org.eclipse.jface.operation.modalcontext.runincurrentthread(modalcontext.java:464) @ org.eclipse.jface.operation.modalcontext.run(modalcontext.java:372) @ org.eclipse.ui.internal.workbenchwindow$13.run(workbenchwindow.java:1829) @ org.eclipse.swt.custom.busyindicator.showwhile(busyindicator.java:70) @ org.eclipse.ui.internal.workbenchwindow.run(workbenchwindow.java:1826) @ org.eclipse.ui.texteditor.abstracttexteditor.internalinit(abstracttexteditor.java:3235) @ org.eclipse.ui.texteditor.abstracttexteditor.init(abstracttexteditor.java:3262) @ org.eclipse.ui.internal.editorreference.initialize(editorreference.java:359) @ org.eclipse.ui.internal.e4.compatibility.compatibilitypart.create(compatibilitypart.java:306) @ sun.reflect.nativemethodaccessorimpl.invoke0(native method) @ sun.reflect.nativemethodaccessorimpl.invoke(unknown source) @ sun.reflect.delegatingmethodaccessorimpl.invoke(unknown source) @ java.lang.reflect.method.invoke(unknown source) @ org.eclipse.e4.core.internal.di.methodrequestor.execute(methodrequestor.java:56) @ org.eclipse.e4.core.internal.di.injectorimpl.processannotated(injectorimpl.java:877) @ org.eclipse.e4.core.internal.di.injectorimpl.processannotated(injectorimpl.java:857) @ org.eclipse.e4.core.internal.di.injectorimpl.inject(injectorimpl.java:119) @ org.eclipse.e4.core.internal.di.injectorimpl.internalmake(injectorimpl.java:333) @ org.eclipse.e4.core.internal.di.injectorimpl.make(injectorimpl.java:254) @ org.eclipse.e4.core.contexts.contextinjectionfactory.make(contextinjectionfactory.java:162) @ org.eclipse.e4.ui.internal.workbench.reflectioncontributionfactory.createfrombundle(reflectioncontributionfactory.java:102) @ org.eclipse.e4.ui.internal.workbench.reflectioncontributionfactory.docreate(reflectioncontributionfactory.java:71) @ org.eclipse.e4.ui.internal.workbench.reflectioncontributionfactory.create(reflectioncontributionfactory.java:53) @ org.eclipse.e4.ui.workbench.renderers.swt.contributedpartrenderer.createwidget(contributedpartrenderer.java:129) @ org.eclipse.e4.ui.internal.workbench.swt.partrenderingengine.createwidget(partrenderingengine.java:949) @ org.eclipse.e4.ui.internal.workbench.swt.partrenderingengine.safecreategui(partrenderingengine.java:633) @ org.eclipse.e4.ui.internal.workbench.swt.partrenderingengine.safecreategui(partrenderingengine.java:735) @ org.eclipse.e4.ui.internal.workbench.swt.partrenderingengine.access$2(partrenderingengine.java:706) @ org.eclipse.e4.ui.internal.workbench.swt.partrenderingengine$7.run(partrenderingengine.java:700) @ org.eclipse.core.runtime.saferunner.run(saferunner.java:42) @ org.eclipse.e4.ui.internal.workbench.swt.partrenderingengine.creategui(partrenderingengine.java:685) @ org.eclipse.e4.ui.workbench.renderers.swt.stackrenderer.showtab(stackrenderer.java:1147) @ org.eclipse.e4.ui.workbench.renderers.swt.lazystackrenderer$1.handleevent(lazystackrenderer.java:65) @ org.eclipse.e4.ui.services.internal.events.uieventhandler$1.run(uieventhandler.java:41) @ org.eclipse.swt.widgets.synchronizer.syncexec(synchronizer.java:180) @ org.eclipse.ui.internal.uisynchronizer.syncexec(uisynchronizer.java:150) @ org.eclipse.swt.widgets.display.syncexec(display.java:4688) @ org.eclipse.e4.ui.internal.workbench.swt.e4application$1.syncexec(e4application.java:205) @ org.eclipse.e4.ui.services.internal.events.uieventhandler.handleevent(uieventhandler.java:38) @ org.eclipse.equinox.internal.event.eventhandlerwrapper.handleevent(eventhandlerwrapper.java:197) @ org.eclipse.equinox.internal.event.eventhandlertracker.dispatchevent(eventhandlertracker.java:197) @ org.eclipse.equinox.internal.event.eventhandlertracker.dispatchevent(eventhandlertracker.java:1) @ org.eclipse.osgi.framework.eventmgr.eventmanager.dispatchevent(eventmanager.java:230) @ org.eclipse.osgi.framework.eventmgr.listenerqueue.dispatcheventsynchronous(listenerqueue.java:148) @ org.eclipse.equinox.internal.event.eventadminimpl.dispatchevent(eventadminimpl.java:135) @ org.eclipse.equinox.internal.event.eventadminimpl.sendevent(eventadminimpl.java:78) @ org.eclipse.equinox.internal.event.eventcomponent.sendevent(eventcomponent.java:39) @ org.eclipse.e4.ui.services.internal.events.eventbroker.send(eventbroker.java:80) @ org.eclipse.e4.ui.internal.workbench.uieventpublisher.notifychanged(uieventpublisher.java:58) @ org.eclipse.emf.common.notify.impl.basicnotifierimpl.enotify(basicnotifierimpl.java:374) @ org.eclipse.e4.ui.model.application.ui.impl.elementcontainerimpl.setselectedelement(elementcontainerimpl.java:171) @ org.eclipse.e4.ui.workbench.renderers.swt.stackrenderer$10.widgetselected(stackrenderer.java:936) @ org.eclipse.swt.widgets.typedlistener.handleevent(typedlistener.java:248) @ org.eclipse.swt.widgets.eventtable.sendevent(eventtable.java:84) @ org.eclipse.swt.widgets.widget.sendevent(widget.java:1057) @ org.eclipse.swt.widgets.widget.sendevent(widget.java:1081) @ org.eclipse.swt.widgets.widget.sendevent(widget.java:1066) @ org.eclipse.swt.widgets.widget.notifylisteners(widget.java:778) @ org.eclipse.swt.custom.ctabfolder.setselection(ctabfolder.java:3080) @ org.eclipse.swt.custom.ctabfolder.onmouse(ctabfolder.java:1772) @ org.eclipse.swt.custom.ctabfolder$1.handleevent(ctabfolder.java:279) @ org.eclipse.swt.widgets.eventtable.sendevent(eventtable.java:84) @ org.eclipse.swt.widgets.widget.sendevent(widget.java:1057) @ org.eclipse.swt.widgets.display.rundeferredevents(display.java:4170) @ org.eclipse.swt.widgets.display.readanddispatch(display.java:3759) @ org.eclipse.e4.ui.internal.workbench.swt.partrenderingengine$9.run(partrenderingengine.java:1113) @ org.eclipse.core.databinding.observable.realm.runwithdefault(realm.java:332) @ org.eclipse.e4.ui.internal.workbench.swt.partrenderingengine.run(partrenderingengine.java:997) @ org.eclipse.e4.ui.internal.workbench.e4workbench.createandrunui(e4workbench.java:140) @ org.eclipse.ui.internal.workbench$5.run(workbench.java:611) @ org.eclipse.core.databinding.observable.realm.runwithdefault(realm.java:332) @ org.eclipse.ui.internal.workbench.createandrunworkbench(workbench.java:567) @ org.eclipse.ui.platformui.createandrunworkbench(platformui.java:150) @ org.eclipse.ui.internal.ide.application.ideapplication.start(ideapplication.java:124) @ org.eclipse.equinox.internal.app.eclipseapphandle.run(eclipseapphandle.java:196) @ org.eclipse.core.runtime.internal.adaptor.eclipseapplauncher.runapplication(eclipseapplauncher.java:110) @ org.eclipse.core.runtime.internal.adaptor.eclipseapplauncher.start(eclipseapplauncher.java:79) @ org.eclipse.core.runtime.adaptor.eclipsestarter.run(eclipsestarter.java:354) @ org.eclipse.core.runtime.adaptor.eclipsestarter.run(eclipsestarter.java:181) @ sun.reflect.nativemethodaccessorimpl.invoke0(native method) @ sun.reflect.nativemethodaccessorimpl.invoke(unknown source) @ sun.reflect.delegatingmethodaccessorimpl.invoke(unknown source) @ java.lang.reflect.method.invoke(unknown source) @ org.eclipse.equinox.launcher.main.invokeframework(main.java:636) @ org.eclipse.equinox.launcher.main.basicrun(main.java:591) @ org.eclipse.equinox.launcher.main.run(main.java:1450) having of error...