I recently upgraded my Visual Studio 2017 Community Edition from version 15.6.2 to 15.6.3 and since then I have not been able to successfully deploy my .NET Core 2.0 web applica
The problem is fixed in ReSharper 2017.3.5, everything works with all combinations of Visual Studio and .NET Core SDK.
You can find more technical details in the official blog post: https://blog.jetbrains.com/dotnet/2018/03/23/build-failures-visual-studio-15-6-3-resharper-ultimate-2017-3-5-rescue/