Win UI app is not launching

[pbasithmpy]

I am using unpackaged app with winUI 3 framework. And it was working fine. but now I am getting an error saying like below when app is launched

Exception shown in Event viewer:

Application: AppName.exe
CoreCLR Version: 6.0.922.41905
.NET Version: 6.0.9
Description: The process was terminated due to an unhandled exception.
Exception Info: System.TypeInitializationException: The type initializer for '' threw an exception.
---> System.BadImageFormatException: An attempt was made to load a program with an incorrect format. (0x8007000B)
at Microsoft.Windows.ApplicationModel.DynamicDependency.NativeMethods.MddBootstrapInitialize2(UInt32 majorMinorVersion, String versionTag, PackageVersion packageVersion, InitializeOptions options)
at Microsoft.Windows.ApplicationModel.DynamicDependency.Bootstrap.TryInitialize(UInt32 majorMinorVersion, String versionTag, PackageVersion minVersion, InitializeOptions options, Int32& hresult)
at Microsoft.Windows.ApplicationModel.DynamicDependency.BootstrapCS.AutoInitialize.AccessWindowsAppSDK()
at .cctor()
--- End of inner exception stack trace ---