Launch Error

Hi,
after launching Power BI Desktop App pops up an error:

"String was not recognized as s valid Boolean"

And App can't open.
Do you have some advise?
Thank you.

Error Details:
Feedback Type:
Frown (Error)

Error Message:
String was not recognized as a valid Boolean.

Stack Trace:
System.FormatException
at System.Boolean.Parse(String value)
at System.String.System.IConvertible.ToBoolean(IFormatProvider provider)
at Microsoft.Mashup.Host.Document.LocalTelemetryStorage.TryGetKeyBoolValue(RegistryKey rootKey, String keyPath, String keyValueName, Boolean& value)
at Microsoft.Mashup.Host.Document.LocalTelemetryStorage.GetTelemetryEnabled()
at Microsoft.Mashup.Host.Document.Diagnostics.Telemetry.TracingTelemetryStorage.GetTelemetryEnabled()
at Microsoft.Mashup.Host.Document.Diagnostics.Telemetry.TelemetryManager.get_TelemetryEnabled()
at Microsoft.PowerBI.Client.Telemetry.PowerBITelemetryManager.TrySetUpTelemetry(PowerBIApplicationTracingHost tracingHost, IEventAggregationService eventAggregationService, IPowerBISettings powerBISettings, IAuthenticationManager authenticationManager, ICloudConfigurationManager cloudManager, ISystemEnvironment systemEnvironment, Exception& telemetryInitializationException)
at Microsoft.PowerBI.Client.Program.<>c_DisplayClass4_1.<Main>b2()
at Microsoft.PowerBI.Client.Windows.IExceptionHandlerExtensions.<>cDisplayClass3_0.<HandleExceptionsWithNestedTasks>b_0()
at Microsoft.Mashup.Host.Document.ExceptionHandlerExtensions.HandleExceptions(IExceptionHandler exceptionHandler, Action action)

Stack Trace Message:
String was not recognized as a valid Boolean.

Invocation Stack Trace:
at Microsoft.Mashup.Host.Document.ExceptionExtensions.GetCurrentInvocationStackTrace()
at Microsoft.Mashup.Client.UI.Shared.StackTraceInfo..ctor(String exceptionStackTrace, String invocationStackTrace, String exceptionMessage)
at Microsoft.PowerBI.Client.Windows.Telemetry.PowerBIUserFeedbackServices.GetStackTraceInfo(Exception e)
at Microsoft.PowerBI.Client.Windows.Telemetry.PowerBIUserFeedbackServices.ReportException(IWindowHandle activeWindow, IUIHost uiHost, FeedbackPackageInfo feedbackPackageInfo, Exception e, Boolean useGDICapture)
at Microsoft.Mashup.Client.UI.Shared.UnexpectedExceptionHandler.<>c_DisplayClass15_0.<HandleException>b_0()
at Microsoft.Mashup.Client.UI.Shared.UnexpectedExceptionHandler.HandleException(Exception e)
at Microsoft.PowerBI.Client.PowerBIUnexpectedExceptionHandler.HandleException(Exception e)
at Microsoft.Mashup.Host.Document.ExceptionHandlerExtensions.HandleExceptions(IExceptionHandler exceptionHandler, Action action)
at Microsoft.PowerBI.Client.Program.Main(String[] args)

PowerBINonFatalError:
{"AppName":"PBIDesktop","AppVersion":"2.100.1401.0","ModuleName":"Microsoft.Mashup.Document.dll","Component":"Microsoft.Mashup.Host.Document.LocalTelemetryStorage","Error":"System.FormatException","MethodDef":"TryGetKeyBoolValue","ErrorOffset":"32"}

PowerBIUserFeedbackServices_IsReported:
True