Unable to embed base 64 images

When attempting to add more than 7 new card visuals with a base64 image. We get the following error message

Feedback Type:
Frown (Error)

Timestamp:
2025-03-17T09:04:37.2970015Z

Local Time:
2025-03-17T09:04:37.2970015+00:00

Session ID:
d51bd590-95a6-4efc-a3c1-0d07106fd003

Release:
February 2025

Product Version:
2.140.1476.0 (25.02)+e8c6a85d1d09735c5c055c3244a60ff4076cd2cf (x64)

Error Message:
UserErrorDetails doesn't make sense if the error is not caused by the user

Stack Trace:
System.InvalidOperationException
at Microsoft.PowerBI.Modeling.Common.Contract.FailCore(String msg)
at Microsoft.PowerBI.Client.Windows.ExceptionHandling.PowerBIException..ctor(String message, ErrorSource errorSource, UserErrorDetails userErrorDetails, Exception innerException, String errorCode, Dictionary`2 telemetryValues)
at Microsoft.PowerBI.Client.Windows.Services.BiProjectOperationHandler.<SaveReportIntoProjectRelatedFile>d__39.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.Services.BiProjectOperationHandler.<TrySaveArtifact>d__30.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.Services.CurrentArtifactManager.<TrySaveFileAndSetAsCurrent>d__46.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.Services.UIBlockingService.<>c__DisplayClass17_0`1.<<BlockUIAndRun>b__0>d.MoveNext()
--- End of stack trace from previous location where exception was thrown ---
at System.Runtime.ExceptionServices.ExceptionDispatchInfo.Throw()
at Microsoft.PowerBI.Client.Windows.Services.UIBlockingService.WaitOnUIThreadForTaskCompletion[T](Task`1 task)
at Microsoft.PowerBI.Client.Windows.Services.UIBlockingService.BlockUIAndRun[T](Func`1 asyncMethod, PowerBIProgress progress)
at Microsoft.PowerBI.Client.Windows.LocalFileOpenSaveUI.ShowSaveUIAndWait(IPowerBIWindowService windowService, IExceptionHandler exceptionHandler, IPowerBIArtifactInfo artifactInfo, Func`2 performSaveMethod)
at Microsoft.PowerBI.Client.Windows.Services.FileOperationUIHandler.<TrySaveFile>d__51.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.IExceptionHandlerExtensions.<HandleAwaitableAsyncExceptions>d__1.MoveNext()

Stack Trace Message:
UserErrorDetails doesn't make sense if the error is not caused by the user

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.Client.UI.Shared.UnexpectedExceptionHandler.HandleException(Exception e)
at Microsoft.PowerBI.Client.PowerBIUnexpectedExceptionHandler.HandleException(Exception e)
at Microsoft.PowerBI.Client.Windows.Utilities.PowerBIFormUnexpectedExceptionHandler.HandleException(Exception e)
at Microsoft.PowerBI.Client.Windows.IExceptionHandlerExtensions.<HandleAwaitableAsyncExceptions>d__1.MoveNext()
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.Runtime.CompilerServices.AsyncMethodBuilderCore.MoveNextRunner.Run()
at System.Threading.Tasks.AwaitTaskContinuation.RunCallback(ContextCallback callback, Object state, Task& currentTask)
at System.Threading.Tasks.Task.FinishContinuations()
at System.Threading.Tasks.Task.Finish(Boolean bUserDelegateExecuted)
at System.Threading.Tasks.Task`1.TrySetException(Object exceptionObject)
at System.Runtime.CompilerServices.AsyncTaskMethodBuilder`1.SetException(Exception exception)
at Microsoft.PowerBI.Client.Windows.Services.FileOperationUIHandler.<TrySaveFile>d__51.MoveNext()
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.Runtime.CompilerServices.AsyncMethodBuilderCore.MoveNextRunner.Run()
at System.Threading.Tasks.AwaitTaskContinuation.RunCallback(ContextCallback callback, Object state, Task& currentTask)
at System.Threading.Tasks.Task.FinishContinuations()
at System.Threading.Tasks.Task`1.TrySetResult(TResult result)
at System.Runtime.CompilerServices.AsyncTaskMethodBuilder`1.SetResult(TResult result)
at Microsoft.PowerBI.Client.Windows.Report.<CommitUIState>d__88.MoveNext()
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.Runtime.CompilerServices.AsyncMethodBuilderCore.MoveNextRunner.Run()
at System.Threading.Tasks.AwaitTaskContinuation.RunCallback(ContextCallback callback, Object state, Task& currentTask)
at System.Threading.Tasks.Task.FinishContinuations()
at System.Threading.Tasks.Task`1.TrySetResult(TResult result)
at System.Runtime.CompilerServices.AsyncTaskMethodBuilder`1.SetResult(TResult result)
at Microsoft.PowerBI.Client.Windows.Views.MinervaInterop.DaxQueryViewClientHost.<GetDocumentContent>d__11.MoveNext()
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.Runtime.CompilerServices.AsyncMethodBuilderCore.MoveNextRunner.Run()
at System.Threading.Tasks.AwaitTaskContinuation.RunCallback(ContextCallback callback, Object state, Task& currentTask)
at System.Threading.Tasks.Task.FinishContinuations()
at System.Threading.Tasks.Task`1.TrySetResult(TResult result)
at System.Runtime.CompilerServices.AsyncTaskMethodBuilder`1.SetResult(TResult result)
at Microsoft.PowerBI.Client.Windows.WebView2.WebView2Interop.<Microsoft-PowerBI-Client-Windows-IHostedScriptAsync-TryInvokeAsync>d__33`1.MoveNext()
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.Runtime.CompilerServices.AsyncMethodBuilderCore.MoveNextRunner.Run()
at System.Threading.Tasks.AwaitTaskContinuation.RunCallback(ContextCallback callback, Object state, Task& currentTask)
at System.Threading.Tasks.Task.FinishContinuations()
at System.Threading.Tasks.Task`1.TrySetResult(TResult result)
at System.Runtime.CompilerServices.AsyncTaskMethodBuilder`1.SetResult(TResult result)
at Microsoft.PowerBI.Client.Windows.WebView2.WebView2Interop.<InvokeJs>d__27`1.MoveNext()
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.Runtime.CompilerServices.AsyncMethodBuilderCore.MoveNextRunner.Run()
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.WindowManager.ShowModal[T](T dialog, Func`1 showModalFunction)
at Microsoft.PowerBI.Client.Program.<>c__DisplayClass7_0.<RunApplicationLegacy>b__0()
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.RunApplicationLegacy(String[] args, IPowerBIRootTrace trace)
at Microsoft.PowerBI.Client.Program.Main(String[] args)

PowerBINonFatalError:
{"AppName":"PBIDesktop","AppVersion":"2.140.1476.0","ModuleName":"Microsoft.PowerBI.Modeling.Common.dll","Component":"Microsoft.PowerBI.Modeling.Common.Contract","Error":"System.InvalidOperationException","MethodDef":"FailCore","ErrorOffset":"28","ErrorCode":""}

OS Version:
Microsoft Windows NT 10.0.26100.0 (x64 en-GB)

CLR Version:
4.8 or later [Release Number = 533320]

Peak Virtual Memory:
71.2 GB

Private Memory:
794 MB

Peak Working Set:
1.17 GB

IE Version:
11.1882.26100.0

User ID:
a2302be8-4520-4366-8bed-b7520191b72a

Workbook Package Info:
1* - en-GB, Query Groups: 0, fastCombine: Disabled, runBackgroundAnalysis: True.

Telemetry Enabled:
False

AS Live Connection:
True

Performance Trace Logs:
C:\Users\Robert.French\AppData\Local\Microsoft\Power BI Desktop\PerformanceTraces.zip

Enabled Preview Features:
PBI_shapeMapVisualEnabled
PBI_qnaLiveConnect
PBI_metricsArtifactsOnDesktop
PBI_b2bExternalDatasetSharing
PBI_enhancedTooltips
PBI_sparklines
PBI_scorecardVisual
PBI_fieldParametersSuperSwitch
PBI_onObject
PBI_setLabelOnExportPdf
PBI_oneDriveSave
PBI_oneDriveShare
PBI_odspSaveBackgroundUpload
PBI_modernOfficeFilePicker
PBI_useModernPublishDialogs
PBI_publishDialogsSupportSubfolders
PBI_gitIntegration
PBI_tmdlInDataset
PBI_directLakeRemoteModeling
PBI_newCard
PBI_buttonSlicerAuthoring
PBI_advancedSlicerTypeList
PBI_textSlicer
PBI_EimLessElevatedUser
PBI_mobileAutoReportLayout
PBI_daxInlineCopilot
PBI_aiNarrativesVisual
PBI_generateMeasureDescriptionsButton
PBI_visualCalculationsAuthoring
PBI_desktopReportAuthoringCopilot

Disabled Preview Features:
PBI_snowflakeAdbcVersionEnabled
PBI_SpanishLinguisticsEnabled
PBI_enhancedReportFormat
PBI_qnaImproveLsdlCopilot
PBI_tmdlViewToggle
PBI_UserInstalledVerticaODBCDriver

Disabled DirectQuery Options:
TreatHanaAsRelationalSource

Cloud:
GlobalCloud

PowerBIUserFeedbackServices_IsReported:
True

DPI Scale:
100%

Supported Services:
Power BI

Formulas:

section Section1;

The same solution is used for at least two other project files and works as expected only one project file returns this error message.