An error occurred while rendering the report.

[Robiro]

Hi everyone. I have this error and don't know how to fix. Could anyone help me?

Details: 

JS Error Message:

Uncaught host error (in promise): Object reference not set to an instance of an object.

Stack Trace:

System.NullReferenceException

   at Microsoft.PowerBI.Client.Windows.ExploreHost.Contracts.ExploreHostExtensions.<>c__DisplayClass0_0.<GetClientConceptualSchemaAsyncSafe>b__0()

   at Microsoft.PowerBI.Client.Windows.Modeling.AsyncModelAuthoringService.<>c__DisplayClass18_0.<ExecuteSynchronizedWithModelChanges>b__0()

   at System.Threading.Tasks.ContinuationResultTaskFromResultTask`2.InnerInvoke()

   at System.Threading.Tasks.Task.Execute()

--- End of stack trace from previous location where exception was thrown ---

   at System.Runtime.ExceptionServices.ExceptionDispatchInfo.Throw()

   at System.Runtime.CompilerServices.TaskAwaiter.HandleNonSuccessAndDebuggerNotification(Task task)

   at Microsoft.PowerBI.Client.Windows.ExploreHost.Contracts.ExploreHostExtensions.<GetClientConceptualSchemaAsyncSafe>d__0.MoveNext()

--- End of stack trace from previous location where exception was thrown ---

   at System.Runtime.ExceptionServices.ExceptionDispatchInfo.Throw()

   at System.Runtime.CompilerServices.TaskAwaiter.HandleNonSuccessAndDebuggerNotification(Task task)

   at Microsoft.PowerBI.Client.Windows.HostServiceDispatcher.<>c__DisplayClass8_0`1.<<ExecuteAndHandlePromise>b__0>d.MoveNext()

--- JS promise created in stack: ---

    at PromiseStoreService.create (ms-pbi://pbi.microsoft.com/minerva/scripts/desktop.js:84961:41)

   at SemanticQueryService.getConceptualSchema (ms-pbi://pbi.microsoft.com/minerva/scripts/desktopUI.js:2194:96)

    at ConceptualSchemaProxyCommunication.execute (ms-pbi://pbi.microsoft.com/minerva/scripts/desktopUI.js:2240:54)

    at ConceptualSchemaReader.execute (ms-pbi://pbi.microsoft.com/minerva/scripts/data.js:12041:68)

    at ConceptualSchemaReader.descriptor.value [as execute] (ms-pbi://pbi.microsoft.com/minerva/scripts/Utility.js:1762:78)

    at _loop_7 (ms-pbi://pbi.microsoft.com/minerva/scripts/data.js:9715:61)

    at ConceptualSchemaProxy.get (ms-pbi://pbi.microsoft.com/minerva/scripts/data.js:9727:53)

    at DesktopContainerController.loadModelAndNotifyIfFailed (ms-pbi://pbi.microsoft.com/minerva/scripts/powerbiDesktop.js:3035:100)

    at DesktopContainerController.initializeFromContract (ms-pbi://pbi.microsoft.com/minerva/scripts/powerbiDesktop.js:2977:61)

    at DesktopContainerController.<anonymous> (ms-pbi://pbi.microsoft.com/minerva/scripts/powerbiDesktop.js:2821:128)

Stack Trace Message:

An error occurred while rendering the report.

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__DisplayClass14_0.<HandleException>b__0()

   at Microsoft.Mashup.Host.Document.SynchronizationContextExtensions.<>c__DisplayClass0_1.<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.UI.Shared.WebDialogs.WebDialog.<>n__0(IWindowHandle owner)

   at Microsoft.Mashup.Client.UI.Shared.WindowManager.ShowModal[T](T dialog, Func`1 showModalFunction)

   at Microsoft.PowerBI.Client.Program.<>c__DisplayClass2_0.<Main>b__1()

   at Microsoft.PowerBI.Client.Windows.IExceptionHandlerExtensions.<>c__DisplayClass3_0.<HandleExceptionsWithNestedTasks>b__0()

   at Microsoft.Mashup.Host.Document.ExceptionHandlerExtensions.HandleExceptions(IExceptionHandler exceptionHandler, Action action)

   at Microsoft.PowerBI.Client.Program.Main(String[] args)

AS Live Connection:

True

Disabled Preview Features:

PBI_shapeMapVisualEnabled

PBI_SpanishLinguisticsEnabled

PBI_NewWebTableInference

PBI_showIncrementalRefreshPolicy

PBI_qnaLiveConnect

PQ_AIInsightsFunctionBrowser

PBI_realTimeRefresh

PBI_QueryDiagnostics

PBI_showMinervaRibbon

PBI_showMinervaViewNavigator

PBI_decompositionTree

PBI_themeDialog

Disabled DirectQuery Options:

TreatHanaAsRelationalSource

Cloud:

GlobalCloud

Formulas:

section Section1;

Active Section Contract:

{"id":0,"name":"ReportSection","displayName":"Page 1","filters":"[]","ordinal":0,"visualContainers":[],"config":{},"displayOption":1,"width":1280,"height":720}

[V-lianl-msft]

Hi @Robiro ,

Is this problem sloved?
If not, please let me know.

Best Regards,
Liang
If this post helps, then please consider Accept it as the solution to help the other members find it more quickly.

[V-lianl-msft]

Hi @Robiro ,

Please run Power BI desktop as administrator, then click on File -> Open to open the pbix file, check if the same issue occurs. 

Or providing the previous data model which is working fine to the effetced file.

Best Regards,
Liang
If this post helps, then please consider Accept it as the solution to help the other members find it more quickly.

[amitchandak]

@Robiro , log an issue at -https://community.powerbi.com/t5/Issues/idb-p/Issues