[Exception]Perforce plugin

I'm getting this exception with build 2226 when I try to check out a file:

java.io.IOException: error: C:\esbe47\com.ncs.es.reporting.v40.studentdatamgmt\src\com\ncs\es\reporting\v40\studentdatamgmt\SDMControllerBean.java - no permission for operation on file(s).

at com.perforce.api.P4Process.close(P4Process.java:500)

at com.perforce.api.P4Process.close(P4Process.java:561)

at com.perforce.api.FileEntry.openForEdit(FileEntry.java:769)

at com.perforce.api.FileEntry.openForEdit(FileEntry.java:694)

at com.devbrat.vcs.perforce.Perforce.checkOutFile(Perforce.java:59)

at com.devbrat.vcs.perforce.PerforceVcs.checkoutFile(PerforceVcs.java:212)

at com.devbrat.vcs.perforce.actions.CheckoutAction.perform(CheckoutAction.java:65)

at com.devbrat.vcs.perforce.actions.BasicAction.execute(BasicAction.java:119)

at com.devbrat.vcs.perforce.actions.BasicAction.access$000(BasicAction.java:21)

at com.devbrat.vcs.perforce.actions.BasicAction$1.run(BasicAction.java:52)

at com.intellij.openapi.c.a.c.runTransactionRunnable(c.java:71)

at com.devbrat.vcs.perforce.actions.BasicAction.actionPerformed(BasicAction.java:47)

at com.intellij.openapi.h.b.m$b_.actionPerformed(m$b_.java:3)

at javax.swing.AbstractButton.fireActionPerformed(AbstractButton.java:1786)

at com.intellij.openapi.h.b.m.fireActionPerformed(m.java:23)

at com.intellij.ui.a.a.h.doClick(h.java:248)

at com.intellij.ui.a.a.h.access$300(h.java:145)

at com.intellij.ui.a.a.h$a_.mouseReleased(h$a_.java:7)

at java.awt.Component.processMouseEvent(Component.java:5100)

at java.awt.Component.processEvent(Component.java:4897)

at java.awt.Container.processEvent(Container.java:1569)

at java.awt.Component.dispatchEventImpl(Component.java:3615)

at java.awt.Container.dispatchEventImpl(Container.java:1627)

at java.awt.Component.dispatchEvent(Component.java:3477)

at java.awt.LightweightDispatcher.retargetMouseEvent(Container.java:3483)

at java.awt.LightweightDispatcher.processMouseEvent(Container.java:3198)

at java.awt.LightweightDispatcher.dispatchEvent(Container.java:3128)

at java.awt.Container.dispatchEventImpl(Container.java:1613)

at java.awt.Window.dispatchEventImpl(Window.java:1606)

at java.awt.Component.dispatchEvent(Component.java:3477)

at java.awt.EventQueue.dispatchEvent(EventQueue.java:456)

at com.intellij.ide.t.b(t.java:1)

at com.intellij.ide.t.a(t.java:112)

at com.intellij.ide.t.dispatchEvent(t.java:45)

at java.awt.EventDispatchThread.pumpOneEventForHierarchy(EventDispatchThread.java:201)

at java.awt.EventDispatchThread.pumpEventsForHierarchy(EventDispatchThread.java:151)

at java.awt.EventDispatchThread.pumpEvents(EventDispatchThread.java:145)

at java.awt.EventDispatchThread.pumpEvents(EventDispatchThread.java:137)

at java.awt.EventDispatchThread.run(EventDispatchThread.java:100)