Unhandled exception. System.ArgumentNullException: Value cannot be null. (Parameter 'source')

[sandeepsp2507]

Unhandled exception. System.ArgumentNullException: Value cannot be null. (Parameter 'source')
at System.Linq.ThrowHelper.ThrowArgumentNullException(ExceptionArgument argument)
at System.Linq.Enumerable.Where[TSource](IEnumerable1 source, Func2 predicate)
at ProcAIReview.Infrastructure.Configuration.Swagger.SwaggerConfiguration.ConfigureSwashbuckle(IServiceCollection services, IConfiguration configuration) in D:\Gordian\PocAIReviewAssistantAPI\PocAIReviewAssistantAPI\Infrastructure\Configuration\Swagger.cs:line 26
at ProcAIReview.Startup.ConfigureServices(IServiceCollection services) in D:\Gordian\PocAIReviewAssistantAPI\PocAIReviewAssistantAPI\Startup.cs:line 82
at System.RuntimeMethodHandle.InvokeMethod(Object target, Object[] arguments, Signature sig, Boolean constructor, Boolean wrapExceptions)
at System.Reflection.RuntimeMethodInfo.Invoke(Object obj, BindingFlags invokeAttr, Binder binder, Object[] parameters, CultureInfo culture)
at Microsoft.AspNetCore.Hosting.MethodInfoExtensions.InvokeWithoutWrappingExceptions(MethodInfo methodInfo, Object obj, Object[] parameters)
at Microsoft.AspNetCore.Hosting.ConfigureServicesBuilder.InvokeCore(Object instance, IServiceCollection services)
at Microsoft.AspNetCore.Hosting.ConfigureServicesBuilder.<>c__DisplayClass9_0.g__Startup|0(IServiceCollection serviceCollection)
at Microsoft.AspNetCore.Hosting.ConfigureServicesBuilder.Invoke(Object instance, IServiceCollection services)
at Microsoft.AspNetCore.Hosting.ConfigureServicesBuilder.<>c__DisplayClass8_0.b__0(IServiceCollection services)
at Microsoft.AspNetCore.Hosting.GenericWebHostBuilder.UseStartup(Type startupType, HostBuilderContext context, IServiceCollection services)
at Microsoft.AspNetCore.Hosting.GenericWebHostBuilder.<>c__DisplayClass12_0.b__0(HostBuilderContext context, IServiceCollection services)
at Microsoft.Extensions.Hosting.HostBuilder.CreateServiceProvider()
at Microsoft.Extensions.Hosting.HostBuilder.Build()
at ProcAIReview.Program.Main(String[] args) in D:\Gordian\PocAIReviewAssistantAPI\PocAIReviewAssistantAPI\Program.cs:line 10

Please provide the following information when submitting an issue.

Where appropriate replace the [] with a [X]

NOTE Support requests should initially be raised on GitHub discussions

My Framework

• .NET 2
• .NET 3.5
• .NET 4
• .NET 4.5
• .NET 4.6
• .NET 4.6.1
• .NET 4.6.2
• .NET 4.7
• .NET 4.7.1
• .NET 4.7.2
• .NET 4.8
• .NET Core 2.2.0
• .NET Core 3.1.0 - yes
• .NET 5
• only release and LTS versions of .NET runtimes and SDKs will be supported

My Environment

• Windows 7 or below (not truly supported due to EOL)
• Windows 8
• Windows 8.1
• Windows 10 - yes
• Windows 10 IoT Core
• Windows Server 2012
• Windows Server 2012 R2
• Windows Server 2016
• Windows Server 2019

I have already...

• repeated the problem using the latest stable release of OpenCover.
• reviewed the usage guide and usage document.
• have looked at the opencover output xml file in an attempt to resolve the issue.
• reviewed the current issues to check that the issue isn't already known.

My issue is related to (check only those which apply):

• no coverage being recorded
• 32 or 64 bit support -yes

Describe the bug

A clear and concise description of what the bug is.

Steps to reproduce the problem:

• reviewed the usage guide and usage document again because we know you probably didn't do it the first time.
• sample code or link to repository/gist is available (support is much, much faster this way)