Hi
I have connected to a Postrgre database, and can edit the tables; but when loading a table, I get the following (lengthy) error:
Error Message:
Specified cast is not valid.
Stack Trace:
Microsoft.Mashup.Evaluator.Interface.ErrorException: Specified cast is not valid. ---> Microsoft.Mashup.Evaluator.Interface.ErrorException: Specified cast is not valid. ---> Microsoft.Mashup.Evaluator.Interface.ErrorException: Specified cast is not valid. ---> System.InvalidCastException: Specified cast is not valid. ---> System.InvalidCastException: Specified cast is not valid.
at Microsoft.OleDb.Serialization.PageWriter.WriteSchema(DataTable schemaTable)
at Microsoft.Mashup.Evaluator.RemotePageReader.<>c__DisplayClass7.<RunStub>b__0()
at Microsoft.Mashup.Evaluator.EvaluationHost.ReportExceptions(IHostTrace trace, IEngineHost engineHost, IMessageChannel channel, Action action)
--- End of inner exception stack trace ---
at Microsoft.Mashup.Evaluator.EvaluationHost.<>c__DisplayClass7.<TryReportException>b__6()
at Microsoft.Mashup.Common.SafeExceptions.IgnoreSafeExceptions(IEngineHost host, IHostTrace trace, Action action)
at Microsoft.Mashup.Evaluator.EvaluationHost.TryReportException(IHostTrace trace, IEngineHost engineHost, IMessageChannel channel, Exception exception)
at Microsoft.Mashup.Evaluator.EvaluationHost.ReportExceptions(IHostTrace trace, IEngineHost engineHost, IMessageChannel channel, Action action)
at Microsoft.Mashup.Evaluator.RemotePageReader.RunStub(IEngineHost engineHost, IMessageChannel channel, Func`1 getPageReader)
at Microsoft.Mashup.Evaluator.RemoteDocumentEvaluator.Service.<>c__DisplayClass1e`1.<OnBeginGetResult>b__1b()
at Microsoft.Mashup.Evaluator.EvaluationHost.ReportExceptions(IHostTrace trace, IEngineHost engineHost, IMessageChannel channel, Action action)
at Microsoft.Mashup.Evaluator.RemoteDocumentEvaluator.Service.OnBeginGetResult[T](IMessageChannel channel, BeginGetResultMessage message, Action`1 action)
at Microsoft.Mashup.Evaluator.RemoteDocumentEvaluator.Service.OnBeginGetDataReaderSource(IMessageChannel channel, BeginGetDataReaderSourceMessage message)
at Microsoft.Mashup.Evaluator.MessageHandlers.TryDispatch(IMessageChannel channel, Message message)
at Microsoft.Mashup.Evaluator.ChannelMessenger.ChannelMessageHandlers.TryDispatch(IMessageChannel channel, Message message)
at Microsoft.Mashup.Evaluator.MessageHandlers.Dispatch(IMessageChannel channel, Message message)
at Microsoft.Mashup.Evaluator.ChannelMessenger.OnMessageWithUnknownChannel(IMessageChannel baseChannel, MessageWithUnknownChannel messageWithUnknownChannel)
at Microsoft.Mashup.Evaluator.MessageHandlers.TryDispatch(IMessageChannel channel, Message message)
at Microsoft.Mashup.Evaluator.ChannelMessenger.ChannelMessageHandlers.TryDispatch(IMessageChannel channel, Message message)
at Microsoft.Mashup.Evaluator.MessageHandlers.Dispatch(IMessageChannel channel, Message message)
at Microsoft.Mashup.Evaluator.EvaluationHost.Run()
at Microsoft.Mashup.Evaluator.SafeThread2.<>c__DisplayClass15.<CreateAction>b__14(Object o)
at Microsoft.Mashup.Container.EvaluationContainerMain.SafeRun(String[] args)
at Microsoft.Mashup.Container.EvaluationContainerMain.Main(String[] args)
--- End of inner exception stack trace ---
at Microsoft.Mashup.Evaluator.EvaluationHost.OnException(IEngineHost engineHost, IMessageChannel channel, ExceptionMessage message)
at Microsoft.Mashup.Evaluator.MessageHandlers.TryDispatch(IMessageChannel channel, Message message)
at Microsoft.Mashup.Evaluator.MessageHandlers.Dispatch(IMessageChannel channel, Message message)
at Microsoft.Mashup.Evaluator.ChannelMessenger.ChannelMessageHandlers.TryDispatch(IMessageChannel channel, Message message)
at Microsoft.Mashup.Evaluator.MessageHandlers.Dispatch(IMessageChannel channel, Message message)
at Microsoft.Mashup.Evaluator.Interface.IMessageChannelExtensions.WaitFor[T](IMessageChannel channel)
at Microsoft.Mashup.Evaluator.MessageBasedInputStream.ReadNextChunkAndCheckIfClosed()
at Microsoft.Mashup.Evaluator.MessageBasedInputStream.ReadNextChunk()
at Microsoft.Mashup.Evaluator.ChunkedInputStream.Read(Byte[] buffer, Int32 offset, Int32 count)
at System.IO.BinaryReader.FillBuffer(Int32 numBytes)
at System.IO.BinaryReader.ReadInt32()
at Microsoft.Mashup.Evaluator.ITableSourceSerializationExtensions.ReadITableSource(BinaryReader reader)
at Microsoft.Mashup.Evaluator.RemotePageReader.CreateProxy(IEngineHost engineHost, IMessageChannel channel, ExceptionHandler exceptionHandler)
at Microsoft.Mashup.Evaluator.RemoteDocumentEvaluator.DataReaderSourceRemoteEvaluation.GetResult(Boolean enableFirewall)
at Microsoft.Mashup.Evaluator.RemoteDocumentEvaluator.RemoteEvaluation.Evaluate(Boolean enableFirewall)
--- End of inner exception stack trace ---
at Microsoft.Mashup.Evaluator.RemoteDocumentEvaluator.RemoteEvaluation`1.TryCompleteWithException(Exception exception)
at Microsoft.Mashup.Evaluator.RemoteDocumentEvaluator.RemoteEvaluation.Evaluate(Boolean enableFirewall)
at Microsoft.Mashup.Evaluator.EvaluatorThreadPool.EvaluatorThread(Object state)
at Microsoft.Mashup.Evaluator.SafeThread2.<>c__DisplayClass15.<CreateAction>b__14(Object o)
at System.Threading.ExecutionContext.RunInternal(ExecutionContext executionContext, ContextCallback callback, Object state, Boolean preserveSyncCtx)
at System.Threading.ExecutionContext.Run(ExecutionContext executionContext, ContextCallback callback, Object state, Boolean preserveSyncCtx)
at System.Threading.ExecutionContext.Run(ExecutionContext executionContext, ContextCallback callback, Object state)
at System.Threading.ThreadHelper.ThreadStart(Object obj)
--- End of inner exception stack trace ---
Server stack trace:
Exception rethrown at [0]:
at Microsoft.OleDb.AsyncResult`1.get_Value()
at Microsoft.Mashup.OleDbProvider.DataHost.NonBufferingMashupEvaluator.MashupEvaluation.OnEvaluationComplete(AsyncResult`1 result)
Exception rethrown at [1]:
at Microsoft.OleDb.AsyncResult`1.get_Value()
at Microsoft.Mashup.OleDbProvider.MashupRowset.get__Rowset()
at Microsoft.OleDb.Rowset.Microsoft.OleDb.IRowset.AddRefRows(DBCOUNTITEM cRows, HROW* nativeRows, UInt32* nativeRefCounts, DBROWSTATUS* nativeRowStatus)
at Microsoft.Mashup.OleDbProvider.TracingRowset.Microsoft.OleDb.IRowset.AddRefRows(DBCOUNTITEM cRows, HROW* nativeRows, UInt32* nativeRefCounts, DBROWSTATUS* nativeRowStatus)
Invocation Stack Trace:
at Microsoft.Mashup.Host.Document.ExceptionExtensions.GetCurrentInvocationStackTrace()
at Microsoft.Mashup.Client.ClientShared.FeedbackErrorInfo..ctor(String message, Nullable`1 errorCode, String requestId, Exception exception)
at Microsoft.Mashup.Client.ClientShared.UnexpectedExceptionHandler.<>c__DisplayClass1.<HandleException>b__0()
at Microsoft.Mashup.Host.Document.SynchronizationContextExtensions.<>c__DisplayClass3.<SendAndMarshalExceptions>b__0(Object null)
at System.RuntimeMethodHandle.InvokeMethod(Object target, Object[] arguments, Signature sig, Boolean constructor)
at System.Reflection.RuntimeMethodInfo.UnsafeInvokeInternal(Object obj, Object[] parameters, Object[] arguments)
at System.Delegate.DynamicInvokeImpl(Object[] args)
at System.Windows.Forms.Control.InvokeMarshaledCallbackDo(ThreadMethodEntry tme)
at System.Windows.Forms.Control.InvokeMarshaledCallbackHelper(Object obj)
at System.Threading.ExecutionContext.RunInternal(ExecutionContext executionContext, ContextCallback callback, Object state, Boolean preserveSyncCtx)
at System.Threading.ExecutionContext.Run(ExecutionContext executionContext, ContextCallback callback, Object state, Boolean preserveSyncCtx)
at System.Threading.ExecutionContext.Run(ExecutionContext executionContext, ContextCallback callback, Object state)
at System.Windows.Forms.Control.InvokeMarshaledCallback(ThreadMethodEntry tme)
at System.Windows.Forms.Control.InvokeMarshaledCallbacks()
at System.Windows.Forms.Control.WndProc(Message& m)
at System.Windows.Forms.NativeWindow.Callback(IntPtr hWnd, Int32 msg, IntPtr wparam, IntPtr lparam)
at System.Windows.Forms.UnsafeNativeMethods.DispatchMessageW(MSG& msg)
at System.Windows.Forms.UnsafeNativeMethods.DispatchMessageW(MSG& msg)
at System.Windows.Forms.Application.ComponentManager.System.Windows.Forms.UnsafeNativeMethods.IMsoComponentManager.FPushMessageLoop(IntPtr dwComponentID, Int32 reason, Int32 pvLoopData)
at System.Windows.Forms.Application.ThreadContext.RunMessageLoopInner(Int32 reason, ApplicationContext context)
at System.Windows.Forms.Application.ThreadContext.RunMessageLoop(Int32 reason, ApplicationContext context)
at System.Windows.Forms.Form.ShowDialog(IWin32Window owner)
at Microsoft.Mashup.Client.ClientShared.WindowManager.ShowDialog[T](T form, IWin32Window owner)
at Microsoft.Mashup.Client.ClientShared.Ux.FloatingDialog.FloatingDialog.ShowDialogWithTimeout(IWin32Window owner, Nullable`1 showTimeout)
at Microsoft.PowerBI.Client.Windows.FloatingDialog.KoLoadToReportDialog.StartEvaluationAndShowDialog(IEnumerable`1 queriesToLoad, Nullable`1 showTimeout, Boolean requireFullDataRefresh)
at Microsoft.PowerBI.Client.Windows.FloatingDialog.KoLoadToReportDialog.TryShowDialogForQueries(Report report, IWin32Window ownerWindow, WindowsHost windowsHost, IQueryServices queryServices, IEnumerable`1 queriesToLoad, LocalizedString title, Boolean requireFullDataRefresh)
at Microsoft.PowerBI.Client.Windows.PowerBIDataImporter.LoadQueries(IEnumerable`1 queriesToLoad)
at Microsoft.PowerBI.Client.Windows.PowerBIDataImporter.OnImportSuccess(IEnumerable`1 addedQueries, DataImportDestination destination)
at Microsoft.Mashup.Client.ClientShared.DataImporter.ProcessImportedQueries(IEnumerable`1 importedQueries, DataImportDestination destination)
at Microsoft.Mashup.Client.ClientShared.DataImporter.ImportNavigationSource(Query query)
at Microsoft.Mashup.Client.ClientShared.DataImporter.OnGetPreviewResult(PreviewResult preview, Query query, String sourceID, String formulaTitle, Nullable`1 explicitImportDestination, Boolean isNewQuery, Boolean isFromEditor)
at Microsoft.Mashup.Client.ClientShared.DataImporter.<>c__DisplayClass1b.<OnQuerySettingsResolved>b__18()
at Microsoft.Mashup.Host.Document.ExceptionHandlerExtensions.HandleExceptions(IExceptionHandler exceptionHandler, Action action)
at System.RuntimeMethodHandle.InvokeMethod(Object target, Object[] arguments, Signature sig, Boolean constructor)
at System.Reflection.RuntimeMethodInfo.UnsafeInvokeInternal(Object obj, Object[] parameters, Object[] arguments)
at System.Delegate.DynamicInvokeImpl(Object[] args)
at System.Windows.Forms.Control.InvokeMarshaledCallbackDo(ThreadMethodEntry tme)
at System.Windows.Forms.Control.InvokeMarshaledCallbackHelper(Object obj)
at System.Threading.ExecutionContext.RunInternal(ExecutionContext executionContext, ContextCallback callback, Object state, Boolean preserveSyncCtx)
at System.Threading.ExecutionContext.Run(ExecutionContext executionContext, ContextCallback callback, Object state, Boolean preserveSyncCtx)
at System.Threading.ExecutionContext.Run(ExecutionContext executionContext, ContextCallback callback, Object state)
at System.Windows.Forms.Control.InvokeMarshaledCallback(ThreadMethodEntry tme)
at System.Windows.Forms.Control.InvokeMarshaledCallbacks()
at System.Windows.Forms.Control.WndProc(Message& m)
at System.Windows.Forms.NativeWindow.Callback(IntPtr hWnd, Int32 msg, IntPtr wparam, IntPtr lparam)
at System.Windows.Forms.UnsafeNativeMethods.DispatchMessageW(MSG& msg)
at System.Windows.Forms.UnsafeNativeMethods.DispatchMessageW(MSG& msg)
at System.Windows.Forms.Application.ComponentManager.System.Windows.Forms.UnsafeNativeMethods.IMsoComponentManager.FPushMessageLoop(IntPtr dwComponentID, Int32 reason, Int32 pvLoopData)
at System.Windows.Forms.Application.ThreadContext.RunMessageLoopInner(Int32 reason, ApplicationContext context)
at System.Windows.Forms.Application.ThreadContext.RunMessageLoop(Int32 reason, ApplicationContext context)
at System.Windows.Forms.Form.ShowDialog(IWin32Window owner)
at Microsoft.Mashup.Client.ClientShared.WindowManager.ShowDialog[T](T form, IWin32Window owner)
at Microsoft.PowerBI.Client.Program.<>c__DisplayClassd.<Main>b__0()
at Microsoft.Mashup.Host.Document.ExceptionHandlerExtensions.HandleExceptions(IExceptionHandler exceptionHandler, Action action)
at Microsoft.PowerBI.Client.Program.Main(String[] args)
Any clues on whats happening here would be greatly appreciated! I have sent a frown face and am waiting on a response...
Thanks!
