Unable to load DLL 'SqlServerSpatial.dll'

Question

I have a .NET MVC web application referencing System.Data.Spatial so I can use the DbGeography datatype on a property for some geolocation stuff. I

Answer 1

SqlServerSpatial.dll is unmanaged code. You have to install the correct version (64bit) on the server. Add the DLL to your project. Set the properties of SqlServerSpatial110.dll to “Copy to Output directory = Copy always”

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