自3.1.1版本以来，AutoMapper进行了许多更改.

The AutoMapper has many changes since the 3.1.1 version.

下面从DynamicMap方法更改为Map方法的更改应该起作用.

The below change from DynamicMap method to Map method should work.

List<Customer> c = AutoMapper.Mapper.Map<IDataReader, List<Customer>>(dt.CreateDataReader());