Unite crashing unexpectedly or EM "Cannot navigate XXX page...please try again" on version 1.8.11.2
31/10/2025Unite software 1.8.11.2 is crashing unexpectedly when entering the Unite access PIN or getting an EM "Cannot navigate XXX page...please try again" after the user logs into the software and tries to navigate over the different tabs such as "patients. cases or calendar", no cases or patients are displayed, cannot create new patients nor cases, Unite sometimes freezes and crashes. Please check the image below:
Steps to reproduce:
- Launch Unite and enter the access PIN > Unite crashes
- In case Unite can be accessible, an EM is received "Cannot navigate XXX page...please try again" after the user logs into the software and tries to navigate over the different tabs such as "patients. cases or calendar", no cases or patients are displayed
Achieved Result:
EM "Cannot navigate XXX page...please try again" or Unite software crashing
Expected Result:
Regular access to the software and proper navigation over the different tabs "patients. cases or calendar"
Log findings:
On the Unite software logs, the EM is displayed as below:
2025-10-30 12:55:05.870 -04:00 (06756:0001) [ERR] (Source: ThreeShape.CasePatientManager) ApplicationException: Cannot navigate to Patients page. Please try again... XamlParseException: Set property 'ThreeShape.Wpf.ResourceDictionaries.SharedResourceDictionary.Source' threw an exception. FileNotFoundException: Could not load file or assembly 'DDT_3Shape.CaseManager.ActionsStyles, Culture=neutral, PublicKeyToken=null'. The system cannot find the file specified. at System.Reflection.RuntimeAssembly.<InternalLoad>g____PInvoke|49_0(System.Reflection.NativeAssemblyNameParts*, System.Runtime.CompilerServices.ObjectHandleOnStack, System.Runtime.CompilerServices.StackCrawlMarkHandle, Int32, System.Runtime.CompilerServices.ObjectHandleOnStack, System.Runtime.CompilerServices.ObjectHandleOnStack);System.Private.CoreLib.dll;100690300;-1 at System.Reflection.RuntimeAssembly.InternalLoad(System.Reflection.AssemblyName, System.Threading.StackCrawlMark ByRef, System.Runtime.Loader.AssemblyLoadContext, System.Reflection.RuntimeAssembly, Boolean);System.Private.CoreLib.dll;100690251;212 at System.Reflection.Assembly.Load(System.Reflection.AssemblyName);System.Private.CoreLib.dll;100689692;13 at System.Windows.Navigation.BaseUriHelper.GetLoadedAssembly(System.String, System.String, System.String);PresentationCore.dll;100669965;76 at MS.Internal.AppModel.ResourceContainer.GetResourceManagerWrapper(System.Uri, System.String ByRef, Boolean ByRef);PresentationFramework.dll;100669732;63 at System.IO.Packaging.Package.GetPartHelper(System.Uri);System.IO.Packaging.dll;100663542;57 at System.IO.Packaging.PackWebResponse+CachedResponse.GetResponseStream();PresentationCore.dll;100685658;57 at MS.Internal.WpfWebRequestHelper.GetContentType(System.Net.WebResponse);PresentationCore.dll;100663792;14 at System.Windows.ResourceDictionary.set_Source(System.Uri);PresentationFramework.dll;100674035;162 at ThreeShape.Wpf.ResourceDictionaries.SharedResourceDictionary.set_Source(System.Uri);DDT_3Shape.Wpf.ResourceDictionaries.dll;100663299;131 at global.InvokeStub_SharedResourceDictionary.set_Source(System.Object, System.Span`1[System.Object]);System.Private.CoreLib.dll; at System.Reflection.MethodBaseInvoker.InvokeWithOneArg(System.Object, System.Reflection.BindingFlags, System.Reflection.Binder, System.Object[], System.Globalization.CultureInfo);System.Private.CoreLib.dll;100690080;97
Additional information:
The most relevant log on Windows is displayed on the Event viewer logs, especially on application logs, showing a constant application critical error displayed as:
Faulting application name: DentalDesktop.exe, version: 1.8.11.2, time stamp: 0x68a40000 Faulting module name: coreclr.dll, version: 8.0.2125.47513, time stamp: 0x68d59501 Exception code: 0xc00000fd Fault offset: 0x0000000000047907 Faulting process id: 0x387C Faulting application start time: 0x1DC49DE70BEA600 Faulting application path: C:\Program Files\3Shape\Dental Desktop\DentalDesktop.exe Faulting module path: C:\Program Files\dotnet\shared\Microsoft.NETCore.App\8.0.21\coreclr.dll Report Id: a34f6fc6-7d21-4414-8b87-86514d20bf0b Faulting package full name: Faulting package-relative application ID:
BUG related!
A new BUG was reported as [BM-7931] [High] Unite crashing unexpectedly or EM "Cannot navigate XXX page...please try again" on Unite 1.8.11.2 - Jira, please link your case into the Jira ticket!
Workaround!
1. Reinstall all NET8 features, restart the PC & reinstall the Unite software (could be a repair installation or even a full software reinstallation), you may check article EM: "Unable to use apps -Apps that are not compatible: TRIOS" on Unite 24.1 with TRIOS module 1.18.8.8 - 3Shape & ticket [BM-7527] "Unable to use apps -Apps that are not compatible: TRIOS" after updating to TRIOS 1.18.8.7 - Jira for further information on NET runtime reinstallation.
2. Uninstall "SGN Connect", which is an application from ‘Todyl’ for secure network access, providing encrypted and private connections, restart the PC & reinstall the Unite software (could be a repair installation or even a full software reinstallation), keep in mind it might be caused by any other block or antivirus app.