Unable to execute DX

Hi,

I installed Android Scala plugin version: 0.1.3.
While trying to test a simple Scala class:
class TestScala {
val TAG = "Scala TEst on Android"
Log.w(TAG, "Sucess!!!")
}

I get following error:
Information:Android Dex: [TestScala] Merged dex A (8 defs/
Information:Android Dex: [TestScala] 2.8KiB) with dex B (2035 defs/2678.7KiB). Result is 2043 defs/3213.1KiB. Took 0.6s
Information:10/8/15 5:39 PM - Compilation completed with 17 errors and 0 warnings in 8s 430ms
Error:Android Dex: [TestScala] Unable to execute DX
Error:Android Dex: [TestScala] com.android.dex.DexIndexOverflowException: method ID not in [0, 0xffff]: 65536
Error:Android Dex: [TestScala] at com.android.dx.merge.DexMerger$6.updateIndex(DexMerger.java:502)
Error:Android Dex: [TestScala] at com.android.dx.merge.DexMerger$IdMerger.mergeSorted(DexMerger.java:277)
Error:Android Dex: [TestScala] at com.android.dx.merge.DexMerger.mergeMethodIds(DexMerger.java:491)
Error:Android Dex: [TestScala] at com.android.dx.merge.DexMerger.mergeDexes(DexMerger.java:168)
Error:Android Dex: [TestScala] at com.android.dx.merge.DexMerger.merge(DexMerger.java:189)
Error:Android Dex: [TestScala] at com.android.dx.command.dexer.Main.mergeLibraryDexBuffers(Main.java:454)
Error:Android Dex: [TestScala] at com.android.dx.command.dexer.Main.runMonoDex(Main.java:303)
Error:Android Dex: [TestScala] at com.android.dx.command.dexer.Main.run(Main.java:246)
Error:Android Dex: [TestScala] at sun.reflect.NativeMethodAccessorImpl.invoke0(Native Method)
Error:Android Dex: [TestScala] at sun.reflect.NativeMethodAccessorImpl.invoke(NativeMethodAccessorImpl.java:62)
Error:Android Dex: [TestScala] at sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:43)

Thanks,
Mageswaran