java.lang.NoSuchMethodError: scala.Predef$.refArrayOps

Question

I have the following class:

import scala.util.{Success, Failure, Try}


class MyClass {

  def openFile(fileName: String): Try[String]  = {
    Failure( new          


        

Answer 1

I had SDK in global libraries with a different version of Scala(IntelliJ IDEA).
File -> Project Structure -> Global libraries -> Remove SDK -> Rebuild. It fixed the Exception for me.