Every few months I have to go through this weirdness where all of a sudden and for no apparent reason, MSFS just continuously crashes on startup - after any number of successful flights right up until then and with nothing else changing.

So I looked at the event viewer:

Does anyone know what the resolution is to the below.  Seems nvidia driver or DLSS related.  I've reinstalled the latest GPU driver.  Running a 4090

Log Name:      Application
Source:        Application Error
Date:          23/02/2025 08:19:39
Event ID:      1000
Task Category: Application Crashing Events
Level:         Error
Keywords:      
Description:
Faulting application name: FlightSimulator.exe, version: 1.38.2.0, time stamp: 0x00000000
Faulting module name: nvngx_dlss.dll_unloaded, version: 3.8.10.0, time stamp: 0x672bc46a
Exception code: 0xc0000005
Fault offset: 0x00000000006eccc0
Faulting process id: 0x0x4AA0
Faulting application start time: 0x0x1DB85CB6EC8DE19
Faulting application path: C:\Program Files\WindowsApps\Microsoft.FlightSimulator_1.38.2.0_x64__8wekyb3d8bbwe\FlightSimulator.exe
Faulting module path: nvngx_dlss.dll
Report Id: 769655ac-d01f-4e3c-9c2f-90ed8d6c45c5
Faulting package full name: Microsoft.FlightSimulator_1.38.2.0_x64__8wekyb3d8bbwe
Faulting package-relative application ID: App
Event Xml:
<Event xmlns="http://schemas.microsoft.com/win/2004/08/events/event">
  <System>
    <Provider Name="Application Error" Guid="{a0e9b465-b939-57d7-b27d-95d8e925ff57}" />
    <EventID>1000</EventID>
    <Version>0</Version>
    <Level>2</Level>
    <Task>100</Task>
    <Opcode>0</Opcode>
    <Keywords>0x8000000000000000</Keywords>
    <TimeCreated SystemTime="2025-02-23T08:19:39.8926074Z" />
    <EventRecordID>40374</EventRecordID>
    <Correlation />
    <Execution ProcessID="5044" ThreadID="20900" />
    <Channel>Application</Channel>
    <Computer>ErichB</Computer>
    <Security UserID="S-1-5-21-602882377-2401722881-936390479-1001" />
  </System>
  <EventData>
    <Data Name="AppName">FlightSimulator.exe</Data>
    <Data Name="AppVersion">1.38.2.0</Data>
    <Data Name="AppTimeStamp">00000000</Data>
    <Data Name="ModuleName">nvngx_dlss.dll_unloaded</Data>
    <Data Name="ModuleVersion">3.8.10.0</Data>
    <Data Name="ModuleTimeStamp">672bc46a</Data>
    <Data Name="ExceptionCode">c0000005</Data>
    <Data Name="FaultingOffset">00000000006eccc0</Data>
    <Data Name="ProcessId">0x4aa0</Data>
    <Data Name="ProcessCreationTime">0x1db85cb6ec8de19</Data>
    <Data Name="AppPath">C:\Program Files\WindowsApps\Microsoft.FlightSimulator_1.38.2.0_x64__8wekyb3d8bbwe\FlightSimulator.exe</Data>
    <Data Name="ModulePath">nvngx_dlss.dll</Data>
    <Data Name="IntegratorReportId">769655ac-d01f-4e3c-9c2f-90ed8d6c45c5</Data>
    <Data Name="PackageFullName">Microsoft.FlightSimulator_1.38.2.0_x64__8wekyb3d8bbwe</Data>
    <Data Name="PackageRelativeAppId">App</Data>
  </EventData>
</Event>

Thnaks

erich

I have uninstalled the Nvidia App and everything now seems fine