From ticket 858998 1) Configure a Handle Download Dialog to data drive the DownloadPath property 2) Leave blank the test steps DownloadPath property, expecting the test to still work because it is now data driven 3) Try running the test Expected: The test to work Actual: The test fails during initialization with: '9/11/2014 4:26:07 PM' - System.ArgumentException: The path is not of a legal form. at System.IO.Path.NormalizePath(String path, Boolean fullCheck, Int32 maxPathLength) at System.IO.Path.GetFullPathInternal(String path) at System.IO.DirectoryInfo.Init(String path, Boolean checkHost) at System.IO.DirectoryInfo..ctor(String path) at ArtOfTest.WebAii.Win32.Dialogs.DownloadCompleteDialogCorrector..ctor(BaseDialog startDialog, BaseDialog completeDialog, String fileName) at ArtOfTest.WebAii.Design.IntrinsicTranslators.Descriptors.DownloadDialogHandlerDescriptor.CreateIE9Dialogs(Browser browser, List`1 dialogs) at ArtOfTest.WebAii.Design.IntrinsicTranslators.Descriptors.DownloadDialogHandlerDescriptor.CreateIEDialogs(Browser browser, List`1 dialogs) at ArtOfTest.WebAii.Design.IntrinsicTranslators.Descriptors.DownloadDialogHandlerDescriptor.InitializeDialogs(Browser browser) at ArtOfTest.WebAii.Design.Execution.ExecutionContext.SetDialogMonitoring(AutomationStepList steps, TestType testType) at ArtOfTest.WebAii.Design.Execution.ExecutionContext.SetDialogMonitoring(Test test) at ArtOfTest.WebAii.Design.Execution.ExecutionContext.SetDialogMonitoring() at ArtOfTest.WebAii.Design.Execution.ExecutionEngine.InternalExecuteTestIteration(Object codeBehindInstance, Boolean isDataDriven) at ArtOfTest.WebAii.Design.Execution.ExecutionEngine.ExecuteDataDrivenTest(Test test, BaseWebAiiTest codeInstance) at ArtOfTest.WebAii.Design.Execution.ExecutionEngine.InternalExecuteTest(Test test, TestResult initializationResult) at ArtOfTest.WebAii.Design.Execution.TestExecuteProxy.ExecuteTest(ExecuteTestCommand command)