В разделе sbt, если я дам "console" для запуска оболочки REPL, я получу следующую ошибку.
[error] stack trace is suppressed; run 'last scalaInstance' for the full output
[error] (scalaInstance) Missing scala-library.jar
[error] Total time: 1 s, completed Oct 7, 2019 12:45:07 PM
$ sbt scalaVersion
[info] Loading global plugins from C:..\plugins
[info] Loading settings for project test from plugins.sbt ...
[info] Loading project definition from C:xx\test\project
[info] Loading settings for project root from build.sbt ...
[info] scalaVersion
[info] 2.11.12
$ sbt sbtVersion
[info] sbtVersion
[info] 1.3.0