This is a bug in Bzr4Intellij, I was directed here through the intellij plugins portal. Here is the stacktrace below. I'm working in a colocated working directory.
null
java.lang.NullPointerException
at org.emergent.bzr4j.intellij.command.ShellCommandService.execute(ShellCommandService.java:100)
at org.emergent.bzr4j.intellij.command.BzrRemoveCommand.execute(BzrRemoveCommand.java:29)
at org.emergent.bzr4j.intellij.BzrVirtualFileListener.fileDeleted(BzrVirtualFileListener.java:159)
at com.intellij.openapi.vfs.newvfs.VirtualFileFilteringListener.fileDeleted(VirtualFileFilteringListener.java:81)
at sun.reflect.GeneratedMethodAccessor83.invoke(Unknown Source)
at sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:25)
at java.lang.reflect.Method.invoke(Method.java:597)
at com.intellij.util.EventDispatcher.dispatch(EventDispatcher.java:87)
at com.intellij.util.EventDispatcher.access$100(EventDispatcher.java:33)
at com.intellij.util.EventDispatcher$1.invoke(EventDispatcher.java:64)
at $Proxy14.fileDeleted(Unknown Source)
at com.intellij.openapi.vfs.impl.BulkVirtualFileListenerAdapter.a(BulkVirtualFileListenerAdapter.java:69)
at com.intellij.openapi.vfs.impl.BulkVirtualFileListenerAdapter.after(BulkVirtualFileListenerAdapter.java:43)
at sun.reflect.GeneratedMethodAccessor75.invoke(Unknown Source)
at sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:25)
at java.lang.reflect.Method.invoke(Method.java:597)
at com.intellij.util.messages.impl.MessageBusConnectionImpl.deliverMessage(MessageBusConnectionImpl.java:101)
at com.intellij.util.messages.impl.MessageBusImpl.doPumpMessages(MessageBusImpl.java:183)
at com.intellij.util.messages.impl.MessageBusImpl.pumpMessages(MessageBusImpl.java:175)
at com.intellij.util.messages.impl.MessageBusImpl.sendMessage(MessageBusImpl.java:167)
at com.intellij.util.messages.impl.MessageBusImpl.access$000(MessageBusImpl.java:40)
at com.intellij.util.messages.impl.MessageBusImpl$2.invoke(MessageBusImpl.java:106)
at $Proxy16.after(Unknown Source)
at com.intellij.openapi.vfs.newvfs.persistent.PersistentFS.processEvents(PersistentFS.java:575)
at com.intellij.openapi.vfs.newvfs.persistent.PersistentFS.a(PersistentFS.java:519)
at com.intellij.openapi.vfs.newvfs.persistent.PersistentFS.deleteFile(PersistentFS.java:374)
at com.intellij.openapi.vfs.newvfs.impl.VirtualFileSystemEntry.delete(VirtualFileSystemEntry.java:138)
at com.intellij.psi.impl.file.PsiFileImplUtil.doDelete(PsiFileImplUtil.java:90)
at com.intellij.psi.impl.file.PsiBinaryFileImpl.delete(PsiBinaryFileImpl.java:205)
at com.intellij.ide.util.DeleteHandler$2$1.run(DeleteHandler.java:219)
at com.intellij.openapi.application.impl.ApplicationImpl.runWriteAction(ApplicationImpl.java:752)
at com.intellij.ide.util.DeleteHandler$2.run(DeleteHandler.java:216)
at com.intellij.openapi.command.impl.CommandProcessorImpl.executeCommand(CommandProcessorImpl.java:110)
at com.intellij.openapi.command.impl.CommandProcessorImpl.executeCommand(CommandProcessorImpl.java:86)
at com.intellij.openapi.command.impl.CommandProcessorImpl.executeCommand(CommandProcessorImpl.java:78)
at com.intellij.ide.util.DeleteHandler.deletePsiElement(DeleteHandler.java:158)
at com.intellij.ide.projectView.impl.ProjectViewImpl$MyDeletePSIElementProvider.deleteElement(ProjectViewImpl.java:902)
at com.intellij.ide.actions.DeleteAction.actionPerformed(DeleteAction.java:39)
at com.intellij.openapi.actionSystem.impl.ActionMenuItem$ActionTransmitter.actionPerformed(ActionMenuItem.java:218)
at javax.swing.AbstractButton.fireActionPerformed(AbstractButton.java:1995)
at com.intellij.openapi.actionSystem.impl.ActionMenuItem.fireActionPerformed(ActionMenuItem.java:81)
at com.intellij.ui.plaf.beg.BegMenuItemUI.a(BegMenuItemUI.java:496)
at com.intellij.ui.plaf.beg.BegMenuItemUI.access$300(BegMenuItemUI.java:43)
at com.intellij.ui.plaf.beg.BegMenuItemUI$MyMouseInputHandler.mouseReleased(BegMenuItemUI.java:516)
at java.awt.Component.processMouseEvent(Component.java:6263)
at javax.swing.JComponent.processMouseEvent(JComponent.java:3267)
at java.awt.Component.processEvent(Component.java:6028)
at java.awt.Container.processEvent(Container.java:2041)
at java.awt.Component.dispatchEventImpl(Component.java:4630)
at java.awt.Container.dispatchEventImpl(Container.java:2099)
at java.awt.Component.dispatchEvent(Component.java:4460)
at java.awt.LightweightDispatcher.retargetMouseEvent(Container.java:4574)
at java.awt.LightweightDispatcher.processMouseEvent(Container.java:4238)
at java.awt.LightweightDispatcher.dispatchEvent(Container.java:4168)
at java.awt.Container.dispatchEventImpl(Container.java:2085)
at java.awt.Window.dispatchEventImpl(Window.java:2478)
at java.awt.Component.dispatchEvent(Component.java:4460)
at java.awt.EventQueue.dispatchEvent(EventQueue.java:599)
at com.intellij.ide.IdeEventQueue.f(IdeEventQueue.java:610)
at com.intellij.ide.IdeEventQueue.b(IdeEventQueue.java:496)
at com.intellij.ide.IdeEventQueue.dispatchEvent(IdeEventQueue.java:368)
at java.awt.EventDispatchThread.pumpOneEventForFilters(EventDispatchThread.java:269)
at java.awt.EventDispatchThread.pumpEventsForFilter(EventDispatchThread.java:184)
at java.awt.EventDispatchThread.pumpEventsForHierarchy(EventDispatchThread.java:174)
at java.awt.EventDispatchThread.pumpEvents(EventDispatchThread.java:169)
at java.awt.EventDispatchThread.pumpEvents(EventDispatchThread.java:161)
at java.awt.EventDispatchThread.run(EventDispatchThread.java:122)
