Possible null reference argument for parameter 'username' in 'RabbitHostingContextWrapper.RabbitHostingContextWrapper(string? hostingContext, string username = "guest", string password = "guest")'.

Dereference of a possibly null reference.

Dereference of a possibly null reference.

Dereference of a possibly null reference.

Dereference of a possibly null reference.

Converting null literal or possible null value to non-nullable type.

Converting null literal or possible null value to non-nullable type.

Converting null literal or possible null value to non-nullable type.

Converting null literal or possible null value to non-nullable type.