``` Jun 16, 2017 11:34:03 AM org.junit.platform.la...

# getting-started

[perryprog]

Jun 16, 2017 11:34:03 AM org.junit.platform.launcher.core.ServiceLoaderTestEngineRegistry loadTestEngines
INFO: Discovered TestEngines with IDs: [spek]
Exception in thread "main" java.lang.AbstractMethodError: Method org/jetbrains/spek/engine/Scope$Group.isTest()Z is abstract
	at org.jetbrains.spek.engine.Scope$Group.isTest(Scope.kt)
	at org.junit.platform.engine.TestDescriptor.hasTests(TestDescriptor.java:160)
	at org.junit.platform.launcher.core.Root.lambda$static$0(Root.java:33)
	at org.junit.platform.engine.TestDescriptor.accept(TestDescriptor.java:179)
	at org.junit.platform.engine.TestDescriptor.lambda$accept$0(TestDescriptor.java:181)
	at java.lang.Iterable.forEach(Iterable.java:75)
	at org.junit.platform.engine.TestDescriptor.accept(TestDescriptor.java:181)
	at org.junit.platform.launcher.core.Root.lambda$acceptInAllTestEngines$2(Root.java:85)
	at java.util.LinkedHashMap$LinkedValues.forEach(LinkedHashMap.java:608)
	at org.junit.platform.launcher.core.Root.acceptInAllTestEngines(Root.java:85)
	at org.junit.platform.launcher.core.Root.prune(Root.java:77)
	at org.junit.platform.launcher.core.DefaultLauncher.discoverRoot(DefaultLauncher.java:117)
	at org.junit.platform.launcher.core.DefaultLauncher.execute(DefaultLauncher.java:85)
	at org.jetbrains.spek.tooling.runner.junit.JUnitPlatformSpekRunner.run(JUnitPlatformSpekRunner.kt:107)
	at org.jetbrains.spek.tooling.MainKt.main(Main.kt:58)

[jk]

perryprog: it's best to direct these questions on #spek

[perryprog]

I didn’t know that existed, thanks!

[jk]

this issue is: https://github.com/JetBrains/spek/issues/195#issuecomment-300645464

basically you need to add: testRuntime 'org.junit.platform:junit-platform-launcher:1.0.0-M4'

[perryprog]

Thanks again!