title: (java.lang.IllegalArgumentException: protocol = http host = null) In example play project (Scala)
body: <p>I have Typesafe Activator (1.3.6) installed and I would like to run play-scala-intro project. Unfortunately, while building this example(!) code, I get following errors:</p>
  
  <blockquote>
    <p>Read from stdout: (<em>:update) sbt.ResolveException: unresolved
    dependency: io.netty#netty;3.10.4.Final: several problems occurred
    while resolving dependency: io.netty#netty;3.10.4.Final
    {compile=[compile(</em>), master(compile)], runtime=[runtime(<em>)]}: Read
    from stdout:  several problems occurred while resolving dependency:
    org.sonatype.oss#oss-parent;9 {}: Read from stdout:
      java.lang.IllegalArgumentException: protocol = http host = null Read
    from stdout:  java.lang.IllegalArgumentException: protocol = http host
    = null Read from stdout:  java.lang.IllegalArgumentException: protocol = http host = null Read from stdout:  Read from stdout:    java.lang.IllegalArgumentException: protocol = http host = null Read
    from stdout:  java.lang.IllegalArgumentException: protocol = http host
    = null (</em>:update) sbt.ResolveException: unresolved dependency: io.netty#netty;3.10.4.Final: several problems occurred while resolving
    dependency: io.netty#netty;3.10.4.Final {compile=[compile(<em>),
    master(compile)], runtime=[runtime(</em>)]}:  several problems occurred
    while resolving dependency: org.sonatype.oss#oss-parent;9 {}:
      java.lang.IllegalArgumentException: protocol = http host = null
      java.lang.IllegalArgumentException: protocol = http host = null
      java.lang.IllegalArgumentException: protocol = http host = null</p>
    
    <p>java.lang.IllegalArgumentException: protocol = http host = null
      java.lang.IllegalArgumentException: protocol = http host = null Total
    time: 17 s, completed 2015-09-09 21:22:28</p>
  </blockquote>
  
  <p>What is wrong? What can be the reason for these IllegalArgument exceptions???</p>