I recently installed VS 2017 RC and then automatically my dotnet version pointed to 1.0.0-preview4-004233. Due to that whenever I create a new project using com
Dotnet usually uses the latest SDK version, unless it finds a global.json file that tells it to do otherwise. The explanation by microsoft
dotnet looks for the file in the working directory (not necessarily the project or solution directory), and if it can't find one it starts searching upwards from there. documentation
An easy way to create a global.json file would be to run dotnet new globaljson --sdk-version 1.0.0-preview2-003133 in the directory of your project.
create a global.json from the cli