I need to disable the Gradle daemon in IntelliJ Idea, because somehow Scala plugin is not working with the daemon (the compilation fails with
Preferences -> Gradle
IntelliJ interacts with Gradle via the Gradle tooling API, which always uses the daemon. i.e. There is no way to turn it off.
What you could do (after filing a bug report) is not to use the IntelliJ Gradle integration but instead generate IntelliJ project files with