com/android/tools/idea/run/PreferGradleMake

[tieskedh]

In a project where I did not use spek (or android) I got the following exception:

I also was not able to run anything, even main.

com/android/tools/idea/run/PreferGradleMake
java.lang.NoClassDefFoundError: com/android/tools/idea/run/PreferGradleMake
	at java.lang.ClassLoader.defineClass1(Native Method)
	at java.lang.ClassLoader.defineClass(ClassLoader.java:763)
	at java.lang.ClassLoader.defineClass(ClassLoader.java:642)
	at com.intellij.util.lang.UrlClassLoader._defineClass(UrlClassLoader.java:276)
	at com.intellij.util.lang.UrlClassLoader.defineClass(UrlClassLoader.java:272)
	at com.intellij.util.lang.UrlClassLoader._findClass(UrlClassLoader.java:241)
	at com.intellij.ide.plugins.cl.PluginClassLoader.a(PluginClassLoader.java:142)
	at com.intellij.ide.plugins.cl.PluginClassLoader.a(PluginClassLoader.java:74)
	at com.intellij.ide.plugins.cl.PluginClassLoader.loadClass(PluginClassLoader.java:61)
	at java.lang.ClassLoader.loadClass(ClassLoader.java:357)
	at org.spekframework.android.Spek2AndroidConfigurationFactory.createTemplateConfiguration(spek2.kt:33)
	at com.intellij.execution.actions.RunConfigurationProducer.createLightConfiguration(RunConfigurationProducer.java:252)
	at com.intellij.execution.lineMarker.ExecutorAction$Companion.b(ExecutorAction.kt:76)
	at com.intellij.execution.lineMarker.ExecutorAction$Companion.a(ExecutorAction.kt:62)
	at com.intellij.execution.lineMarker.ExecutorAction$Companion.access$getConfigurations(ExecutorAction.kt:45)
	at com.intellij.execution.lineMarker.ExecutorAction.a(ExecutorAction.kt:108)
	at com.intellij.execution.lineMarker.ExecutorAction.update(ExecutorAction.kt:85)
	at com.intellij.execution.lineMarker.LineMarkerActionWrapper.update(LineMarkerActionWrapper.java:84)
	at com.intellij.openapi.actionSystem.ex.ActionUtil.performDumbAwareUpdate(ActionUtil.java:136)
	at com.intellij.openapi.actionSystem.impl.Utils.a(Utils.java:257)
	at com.intellij.openapi.actionSystem.impl.Utils.expandActionGroup(Utils.java:202)
	at com.intellij.openapi.actionSystem.impl.Utils.fillMenu(Utils.java:363)
	at com.intellij.openapi.actionSystem.impl.ActionPopupMenuImpl$MyMenu.show(ActionPopupMenuImpl.java:107)
	at com.intellij.openapi.editor.impl.EditorGutterComponentImpl.f(EditorGutterComponentImpl.java:1831)
	at com.intellij.openapi.editor.impl.EditorGutterComponentImpl.mousePressed(EditorGutterComponentImpl.java:1593)
	at com.intellij.openapi.editor.impl.EditorImpl$MyMouseAdapter.a(EditorImpl.java:3634)
	at com.intellij.openapi.editor.impl.EditorImpl$MyMouseAdapter.e(EditorImpl.java:3504)
	at com.intellij.openapi.command.impl.CoreCommandProcessor.a(CoreCommandProcessor.java:149)
	at com.intellij.openapi.command.impl.CoreCommandProcessor.executeCommand(CoreCommandProcessor.java:109)
	at com.intellij.openapi.editor.impl.EditorImpl$MyMouseAdapter.h(EditorImpl.java:3509)
	at com.intellij.openapi.editor.impl.EditorImpl$MyMouseAdapter.mousePressed(EditorImpl.java:3439)
	at java.awt.AWTEventMulticaster.mousePressed(AWTEventMulticaster.java:280)
	at java.awt.Component.processMouseEvent(Component.java:6538)
	at javax.swing.JComponent.processMouseEvent(JComponent.java:3324)
	at java.awt.Component.processEvent(Component.java:6306)
	at java.awt.Container.processEvent(Container.java:2237)
	at java.awt.Component.dispatchEventImpl(Component.java:4897)
	at java.awt.Container.dispatchEventImpl(Container.java:2295)
	at java.awt.Component.dispatchEvent(Component.java:4719)
	at java.awt.LightweightDispatcher.retargetMouseEvent(Container.java:4889)
	at java.awt.LightweightDispatcher.processMouseEvent(Container.java:4523)
	at java.awt.LightweightDispatcher.dispatchEvent(Container.java:4467)
	at java.awt.Container.dispatchEventImpl(Container.java:2281)
	at java.awt.Window.dispatchEventImpl(Window.java:2746)
	at java.awt.Component.dispatchEvent(Component.java:4719)
	at java.awt.EventQueue.dispatchEventImpl(EventQueue.java:764)
	at java.awt.EventQueue.access$500(EventQueue.java:98)
	at java.awt.EventQueue$3.run(EventQueue.java:715)
	at java.awt.EventQueue$3.run(EventQueue.java:709)
	at java.security.AccessController.doPrivileged(Native Method)
	at java.security.ProtectionDomain$JavaSecurityAccessImpl.doIntersectionPrivilege(ProtectionDomain.java:80)
	at java.security.ProtectionDomain$JavaSecurityAccessImpl.doIntersectionPrivilege(ProtectionDomain.java:90)
	at java.awt.EventQueue$4.run(EventQueue.java:737)
	at java.awt.EventQueue$4.run(EventQueue.java:735)
	at java.security.AccessController.doPrivileged(Native Method)
	at java.security.ProtectionDomain$JavaSecurityAccessImpl.doIntersectionPrivilege(ProtectionDomain.java:80)
	at java.awt.EventQueue.dispatchEvent(EventQueue.java:734)
	at com.intellij.ide.IdeEventQueue.h(IdeEventQueue.java:822)
	at com.intellij.ide.IdeEventQueue._dispatchEvent(IdeEventQueue.java:646)
	at com.intellij.ide.IdeEventQueue.dispatchEvent(IdeEventQueue.java:366)
	at java.awt.EventDispatchThread.pumpOneEventForFilters(EventDispatchThread.java:201)
	at java.awt.EventDispatchThread.pumpEventsForFilter(EventDispatchThread.java:116)
	at java.awt.EventDispatchThread.pumpEventsForHierarchy(EventDispatchThread.java:105)
	at java.awt.EventDispatchThread.pumpEvents(EventDispatchThread.java:101)
	at java.awt.EventDispatchThread.pumpEvents(EventDispatchThread.java:93)
	at java.awt.EventDispatchThread.run(EventDispatchThread.java:82)
Caused by: java.lang.ClassNotFoundException: com.android.tools.idea.run.PreferGradleMake PluginClassLoader[org.spekframework, 2.0.0-alpha.2.124+20180901T053132Z-Studio3.1] com.intellij.ide.plugins.cl.PluginClassLoader@4ea5d9f4
	at com.intellij.ide.plugins.cl.PluginClassLoader.loadClass(PluginClassLoader.java:63)
	at java.lang.ClassLoader.loadClass(ClassLoader.java:357)
	... 66 more