switched SWEA off and on again. The file DataBindingLabApp.xaml was open in the editor ReSharper 4 Version=4.0.0.0, Edition=, Built=2008-01-09T16:16:08, Configuration=ReSharper_AddIn_Internal, VsVersion=9.0 JetBrains.Util.LoggerException: Hashes are different for file 6AFEA501-7402-47C4-805D-060448961C78/f:DataBindingLabApp.xaml! expectedHash = -912843448, actualHash = 0 Hashes are different for file 6AFEA501-7402-47C4-805D-060448961C78/f:DataBindingLabApp.xaml! expectedHash = -912843448, actualHash = 0 ---> JetBrains.Util.LoggerException: Hashes are different for file 6AFEA501-7402-47C4-805D-060448961C78/f:DataBindingLabApp.xaml! expectedHash = -912843448, actualHash = 0 at JetBrains.Util.InternalErrorException..ctor(String, Exception) in c:\Work\ReSharper\Main\Platform\src\Util\src\InternalErrorException.cs:line 29 column 7 at JetBrains.Util.InternalErrorException..ctor(String) in c:\Work\ReSharper\Main\Platform\src\Util\src\InternalErrorException.cs:line 20 column 5 at JetBrains.Util.LoggerException..ctor(String) in c:\Work\ReSharper\Main\Platform\src\Util\src\Logger\Logger.cs:line 689 column 3 at JetBrains.Util.Logger.LogError(String) in c:\Work\ReSharper\Main\Platform\src\Util\src\Logger\Logger.cs:line 328 column 4 at JetBrains.Util.Logger.LogError(String, Object[]) in c:\Work\ReSharper\Main\Platform\src\Util\src\Logger\Logger.cs:line 337 column 4 at JetBrains.ReSharper.Daemon.Impl.SolutionAnalysis.DependencyToFilesMapManager.CheckDebugHash(IProjectFileWrapper, DependenciesInfo) in c:\Work\ReSharper\Main\src\Daemon\src\Impl\SolutionAnalysis\DependencyToFilesMapManager.cs:line 159 column 9 at JetBrains.ReSharper.Daemon.Impl.SolutionAnalysis.DependencyToFilesMapManager.DropFileDependencies(IProjectFileWrapper, DependenciesInfo) in c:\Work\ReSharper\Main\src\Daemon\src\Impl\SolutionAnalysis\DependencyToFilesMapManager.cs:line 107 column 7 at JetBrains.ReSharper.Daemon.Impl.SolutionAnalysis.DependencyToFilesMapManager.SetFileDependencies(IProjectFileWrapper, DependencySet, DependenciesInfo) in c:\Work\ReSharper\Main\src\Daemon\src\Impl\SolutionAnalysis\DependencyToFilesMapManager.cs:line 88 column 7 at JetBrains.ReSharper.Daemon.Impl.SolutionAnalysis.AnalysisResultsManager.SetFileResults(IProjectFileWrapper, HighlightingResult, DependencySet, UsagesInfo, Boolean) in c:\Work\ReSharper\Main\src\Daemon\src\Impl\SolutionAnalysis\AnalysisResultsManager.cs:line 101 column 7 at JetBrains.ReSharper.Daemon.Impl.SolutionAnalysis.SolutionAnalysisManager.AnalysisCompleted(IProjectFile, DaemonProcessBase, DependencySet, Boolean, Boolean) in c:\Work\ReSharper\Main\src\Daemon\src\Impl\SolutionAnalysis\SolutionAnalysisManager.cs:line 490 column 11 at JetBrains.ReSharper.Daemon.Impl.DaemonProcessBase.DoHighlighting(Boolean, Boolean) in c:\Work\ReSharper\Main\src\Daemon\src\Impl\DaemonProcessBase.cs:line 355 column 17 at JetBrains.ReSharper.Daemon.Impl.SolutionAnalysis.InvisibleDocumentDaemonProcess.DoHighlighting(Boolean, Boolean) in c:\Work\ReSharper\Main\src\Daemon\src\Impl\SolutionAnalysis\InvisibleDocumentDaemonProcess.cs:line 47 column 9 at JetBrains.ReSharper.Daemon.Impl.<>c_DisplayClasse.<AddJob>b_d() in c:\Work\ReSharper\Main\src\Daemon\src\Impl\DaemonImpl.cs:line 486 column 60 at JetBrains.ReSharper.Daemon.Impl.DaemonThread.ThreadProc() in c:\Work\ReSharper\Main\src\Daemon\src\Impl\DaemonThread.cs:line 132 column 13 at System.Threading.ThreadHelper.ThreadStart_Context(Object) at System.Threading.ExecutionContext.Run(ExecutionContext, ContextCallback, Object) at System.Threading.ThreadHelper.ThreadStart() — End of inner exception stack trace — at JetBrains.Util.InternalErrorException..ctor(String, Exception) in c:\Work\ReSharper\Main\Platform\src\Util\src\InternalErrorException.cs:line 29 column 7 at JetBrains.Util.LoggerException..ctor(String, Exception) in c:\Work\ReSharper\Main\Platform\src\Util\src\Logger\Logger.cs:line 679 column 3 at JetBrains.Util.Logger.LogExceptionEx(Exception, String, Boolean) in c:\Work\ReSharper\Main\Platform\src\Util\src\Logger\Logger.cs:line 274 column 4 at JetBrains.Util.Logger.LogException(String, Exception) in c:\Work\ReSharper\Main\Platform\src\Util\src\Logger\Logger.cs:line 292 column 4 at JetBrains.Util.Logger.LogError(String) in c:\Work\ReSharper\Main\Platform\src\Util\src\Logger\Logger.cs:line 328 column 4 at JetBrains.Util.Logger.LogError(String, Object[]) in c:\Work\ReSharper\Main\Platform\src\Util\src\Logger\Logger.cs:line 337 column 4 at JetBrains.ReSharper.Daemon.Impl.SolutionAnalysis.DependencyToFilesMapManager.CheckDebugHash(IProjectFileWrapper, DependenciesInfo) in c:\Work\ReSharper\Main\src\Daemon\src\Impl\SolutionAnalysis\DependencyToFilesMapManager.cs:line 159 column 9 at JetBrains.ReSharper.Daemon.Impl.SolutionAnalysis.DependencyToFilesMapManager.DropFileDependencies(IProjectFileWrapper, DependenciesInfo) in c:\Work\ReSharper\Main\src\Daemon\src\Impl\SolutionAnalysis\DependencyToFilesMapManager.cs:line 107 column 7 at JetBrains.ReSharper.Daemon.Impl.SolutionAnalysis.DependencyToFilesMapManager.SetFileDependencies(IProjectFileWrapper, DependencySet, DependenciesInfo) in c:\Work\ReSharper\Main\src\Daemon\src\Impl\SolutionAnalysis\DependencyToFilesMapManager.cs:line 88 column 7 at JetBrains.ReSharper.Daemon.Impl.SolutionAnalysis.AnalysisResultsManager.SetFileResults(IProjectFileWrapper, HighlightingResult, DependencySet, UsagesInfo, Boolean) in c:\Work\ReSharper\Main\src\Daemon\src\Impl\SolutionAnalysis\AnalysisResultsManager.cs:line 101 column 7 at JetBrains.ReSharper.Daemon.Impl.SolutionAnalysis.SolutionAnalysisManager.AnalysisCompleted(IProjectFile, DaemonProcessBase, DependencySet, Boolean, Boolean) in c:\Work\ReSharper\Main\src\Daemon\src\Impl\SolutionAnalysis\SolutionAnalysisManager.cs:line 490 column 11 at JetBrains.ReSharper.Daemon.Impl.DaemonProcessBase.DoHighlighting(Boolean, Boolean) in c:\Work\ReSharper\Main\src\Daemon\src\Impl\DaemonProcessBase.cs:line 355 column 17 at JetBrains.ReSharper.Daemon.Impl.SolutionAnalysis.InvisibleDocumentDaemonProcess.DoHighlighting(Boolean, Boolean) in c:\Work\ReSharper\Main\src\Daemon\src\Impl\SolutionAnalysis\InvisibleDocumentDaemonProcess.cs:line 47 column 9 at JetBrains.ReSharper.Daemon.Impl.<>c_DisplayClasse.<AddJob>b_d() in c:\Work\ReSharper\Main\src\Daemon\src\Impl\DaemonImpl.cs:line 486 column 60 at JetBrains.ReSharper.Daemon.Impl.DaemonThread.ThreadProc() in c:\Work\ReSharper\Main\src\Daemon\src\Impl\DaemonThread.cs:line 132 column 13 at System.Threading.ThreadHelper.ThreadStart_Context(Object) at System.Threading.ExecutionContext.Run(ExecutionContext, ContextCallback, Object) at System.Threading.ThreadHelper.ThreadStart()