adding the Scala dependency to the maven build can fix the issue :
<dependency>
<groupId>org.scala-lang</groupId>
<artifactId>scala-library</artifactId>
<version>2.10.3</version>
</dependency>
adding the Scala dependency to the maven build can fix the issue :
<dependency>
<groupId>org.scala-lang</groupId>
<artifactId>scala-library</artifactId>
<version>2.10.3</version>
</dependency>