Trying to cross compile a project to Scala 2.11 fails with “error while loading Object, Missing dependency 'object scala in compiler mirror'”

Question

I\'m trying to compile my project to Scala 2.10 and 2.11 so that I can release versions for both scala versions, but every time I try to do it it fails with the following me

Answer 1

This problem was solved for me when using intellij, by closing the project and reimporting it, and selecting sbt as the build system in settings.

Why oh why did I choose SBT?? Now I'm stuck with a very brittle build system. Thank God that atleast intellij does it right.

sbt version: 0.13.15

scala version: 2.12.1