System.ArgumentException Mensaje = [Acr.UserDialogs] This is the bait library, not the platform library. You must install the nuget package in your main executable/application project

 System.ArgumentException

  Mensaje = [Acr.UserDialogs] This is the bait library, not the platform library.  You must install the nuget package in your main executable/application project

Se debe inicializar en el archivo MainActivity,cs del proyecto Android 

Se debe tener en cuenta la compatibilidad del nuget con tu versión de proyecto.

Android Initialization (In your main activity)

UserDialogs.Init(this);
OR UserDialogs.Init(() => provide your own top level activity provider)

function is in error: Microsoft.Azure.WebJobs.Host: Error indexing method

The 'AddToGroup' function is in error: Microsoft.Azure.WebJobs.Host: Error indexing method 'AddToGroup'. Microsoft.Azure.WebJobs.Host: Cannot bind parameter 'signalRGroupActions' to type IAsyncCollector`1. Make sure the parameter Type is supported by the binding. If you're using binding extensions (e.g. Azure Storage, ServiceBus, Timers, etc.) make sure you've called the registration method for the extension(s) in your startup code (e.g. builder.AddAzureStorage(), builder.AddServiceBus(), builder.AddTimers(), etc.).
[12/03/2020 03:01:23 p. m.] The 'Messages' function is in error: Microsoft.Azure.WebJobs.Host: Error indexing method 'Messages'. Microsoft.Azure.WebJobs.Host: Cannot bind parameter 'signalRMessages' to type IAsyncCollector`1. Make sure the parameter Type is supported by the binding. If you're using binding extensions (e.g. Azure Storage, ServiceBus, Timers, etc.) make sure you've called the registration method for the extension(s) in your startup code (e.g. builder.AddAzureStorage(), builder.AddServiceBus(), builder.AddTimers(), etc.).
[12/03/2020 03:01:23 p. m.] The 'negotiate' function is in error: Microsoft.Azure.WebJobs.Host: Error indexing method 'negotiate'. Microsoft.Azure.WebJobs.Host: Cannot bind parameter 'signalRConnectionInfo' to type SignalRConnectionInfo. Make sure the parameter Type is supported by the binding. If you're using binding extensions (e.g. Azure Storage, ServiceBus, Timers, etc.) make sure you've called the registration method for the extension(s) in your startup code (e.g. builder.AddAzureStorage(), builder.AddServiceBus(), builder.AddTimers(), etc.).
[12/03/2020 03:01:23 p. m.] The 'RemoveFromGroup' function is in error: Microsoft.Azure.WebJobs.Host: Error indexing method 'RemoveFromGroup'. Microsoft.Azure.WebJobs.Host: Cannot bind parameter 'signalRGroupActions' to type IAsyncCollector`1. Make sure the parameter Type is supported by the binding. If you're using binding extensions (e.g. Azure Storage, ServiceBus, Timers, etc.) make sure you've called the registration method for the extension(s) in your startup code (e.g. builder.AddAzureStorage(), builder.AddServiceBus(), builder.AddTimers(), etc.).
[12/03/2020 03:01:23 p. m.] The 'User' function is in error: Microsoft.Azure.WebJobs.Host: Error indexing method 'User'. Microsoft.Azure.WebJobs.Host: Cannot bind parameter 'userTable' to type CloudTable. Make sure the parameter Type is supported by the binding. If you're using binding extensions (e.g. Azure Storage, ServiceBus, Timers, etc.) make sure you've called the registration method for the extension(s) in your startup code (e.g. builder.AddAzureStorage(), builder.AddServiceBus(), builder.AddTimers(), etc.).
[12/03/2020 03:01:23 p. m.] The 'Users' function is in error: Microsoft.Azure.WebJobs.Host: Error indexing method 'Users'. Microsoft.Azure.WebJobs.Host: Cannot bind parameter 'usersTable' to type CloudTable. Make sure the parameter Type is supported by the binding. If you're using binding extensions (e.g. Azure Storage, ServiceBus, Timers, etc.) make sure you've called the registration method for the extension(s) in your startup code (e.g. builder.AddAzureStorage(), builder.AddServiceBus(), builder.AddTimers(), etc.).
Hosting environment: Production
Content root path: C:\DevProjects\OrdenesTrabajo\Mobile\Trino\ChatTrino.Function\bin\Debug\netcoreapp2.1

Solución 

Pude solucionar este problema agregando el paquete NuGet
Microsoft.Azure.WebJobs.Script.ExtensionsMetadataGenerator