editing a class file ReSharper 4 Version=4.0.804.16, Edition=, Built=2008-05-18T22:59:28, Configuration=ReSharper_AddIn, VsVersion=8.0 JetBrains.Util.LoggerException: Object reference not set to an instance of an object. ---> System.NullReferenceException: Object reference not set to an instance of an object. at JetBrains.ReSharper.Daemon.CSharp.Stages.TypeMemberErrorStageProcess.VisitReferenceExpression(IReferenceExpression referenceExpressionParam) in c:\Agent\work\637e155a2fcb7d81\src\Daemon.CSharp\src\Stages\TypeMemberErrorStage.cs:line 392 at JetBrains.ReSharper.Psi.CSharp.Impl.Tree.ReferenceExpressionStub.Accept(ElementVisitor visitor) in c:\Agent\work\637e155a2fcb7d81\src\Gen\Psi\CSharp\Impl\ReferenceExpressionStub.cs:line 14 at JetBrains.ReSharper.Daemon.CSharp.Stages.CSharpDaemonStageProcessBase.ProcessAfterInterior(IElement element) in c:\Agent\work\637e155a2fcb7d81\src\Daemon.CSharp\src\Stages\CSharpDaemonStageBase.cs:line 126 at JetBrains.ReSharper.Psi.ExtensionsAPI.Tree.TreeElement.ProcessDescendants(IRecursiveElementProcessor processor) in c:\Agent\work\637e155a2fcb7d81\src\Psi\src\ExtensionsAPI\Tree\TreeElement.cs:line 75 at JetBrains.ReSharper.Psi.ExtensionsAPI.Tree.TreeElement.ProcessDescendants(IRecursiveElementProcessor processor) in c:\Agent\work\637e155a2fcb7d81\src\Psi\src\ExtensionsAPI\Tree\TreeElement.cs:line 74 at JetBrains.ReSharper.Psi.ExtensionsAPI.Tree.TreeElement.ProcessDescendants(IRecursiveElementProcessor processor) in c:\Agent\work\637e155a2fcb7d81\src\Psi\src\ExtensionsAPI\Tree\TreeElement.cs:line 74 at JetBrains.ReSharper.Psi.ExtensionsAPI.Tree.TreeElement.ProcessDescendants(IRecursiveElementProcessor processor) in c:\Agent\work\637e155a2fcb7d81\src\Psi\src\ExtensionsAPI\Tree\TreeElement.cs:line 74 at JetBrains.ReSharper.Psi.ExtensionsAPI.Tree.TreeElement.ProcessDescendants(IRecursiveElementProcessor processor) in c:\Agent\work\637e155a2fcb7d81\src\Psi\src\ExtensionsAPI\Tree\TreeElement.cs:line 74 at JetBrains.ReSharper.Psi.ExtensionsAPI.Tree.TreeElement.ProcessDescendants(IRecursiveElementProcessor processor) in c:\Agent\work\637e155a2fcb7d81\src\Psi\src\ExtensionsAPI\Tree\TreeElement.cs:line 74 at JetBrains.ReSharper.Psi.ExtensionsAPI.Tree.TreeElement.ProcessDescendants(IRecursiveElementProcessor processor) in c:\Agent\work\637e155a2fcb7d81\src\Psi\src\ExtensionsAPI\Tree\TreeElement.cs:line 74 at JetBrains.ReSharper.Psi.ExtensionsAPI.Tree.TreeElement.ProcessDescendants(IRecursiveElementProcessor processor) in c:\Agent\work\637e155a2fcb7d81\src\Psi\src\ExtensionsAPI\Tree\TreeElement.cs:line 74 at JetBrains.ReSharper.Psi.ExtensionsAPI.Tree.TreeElement.ProcessDescendants(IRecursiveElementProcessor processor) in c:\Agent\work\637e155a2fcb7d81\src\Psi\src\ExtensionsAPI\Tree\TreeElement.cs:line 74 at JetBrains.ReSharper.Psi.ExtensionsAPI.Tree.TreeElement.ProcessDescendants(IRecursiveElementProcessor processor) in c:\Agent\work\637e155a2fcb7d81\src\Psi\src\ExtensionsAPI\Tree\TreeElement.cs:line 74 at JetBrains.ReSharper.Psi.ExtensionsAPI.Tree.TreeElement.ProcessDescendants(IRecursiveElementProcessor processor) in c:\Agent\work\637e155a2fcb7d81\src\Psi\src\ExtensionsAPI\Tree\TreeElement.cs:line 74 at JetBrains.ReSharper.Daemon.CSharp.Stages.TypeMemberErrorStageProcess.<ProcessFile>b__0(ICSharpTypeMemberDeclaration decl) in c:\Agent\work\637e155a2fcb7d81\src\Daemon.CSharp\src\Stages\TypeMemberErrorStage.cs:line 82 at JetBrains.ReSharper.Daemon.CSharp.Stages.TypeMemberErrorStageProcess.<>c_DisplayClass4.<ProcessFile>b_1() in c:\Agent\work\637e155a2fcb7d81\src\Daemon.CSharp\src\Stages\TypeMemberErrorStage.cs:line 93 at JetBrains.ReSharper.Daemon.Impl.DaemonFiberPool.FiberProc() in c:\Agent\work\637e155a2fcb7d81\src\Daemon\src\Impl\DaemonFiberPool.cs:line 74 — End of inner exception stack trace — at JetBrains.ReSharper.Daemon.Impl.DaemonFiberPool.FiberProc() in c:\Agent\work\637e155a2fcb7d81\src\Daemon\src\Impl\DaemonFiberPool.cs:line 87 column 9 at System.Threading.ThreadHelper.ThreadStart_Context(Object) at System.Threading.ExecutionContext.Run(ExecutionContext, ContextCallback, Object) at System.Threading.ThreadHelper.ThreadStart()