java.lang.NoClassDefFoundError: com/opera/core/systems/OperaDriver
	at java.lang.Class.getDeclaredMethods0(Native Method)
	at java.lang.Class.privateGetDeclaredMethods(Class.java:2442)
	at java.lang.Class.getDeclaredMethods(Class.java:1808)
	at org.jboss.arquillian.core.impl.Reflections.getObserverMethods(Reflections.java:52)
	at org.jboss.arquillian.core.impl.ExtensionImpl.of(ExtensionImpl.java:51)
	at org.jboss.arquillian.core.impl.ManagerImpl.inject(ManagerImpl.java:198)
	at org.jboss.arquillian.core.impl.InjectorImpl.inject(InjectorImpl.java:58)
	at org.jboss.arquillian.core.impl.loadable.ServiceRegistryLoader.createServiceInstance(ServiceRegistryLoader.java:108)
	at org.jboss.arquillian.core.impl.loadable.ServiceRegistryLoader.all(ServiceRegistryLoader.java:55)
	at org.jboss.arquillian.drone.impl.DroneRegistrar.registerConfigurators(DroneRegistrar.java:84)
	at org.jboss.arquillian.drone.impl.DroneRegistrar.register(DroneRegistrar.java:77)
	at sun.reflect.NativeMethodAccessorImpl.invoke0(Native Method)
	at sun.reflect.NativeMethodAccessorImpl.invoke(NativeMethodAccessorImpl.java:57)
	at sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:43)
	at java.lang.reflect.Method.invoke(Method.java:601)
	at org.jboss.arquillian.core.impl.ObserverImpl.invoke(ObserverImpl.java:94)
	at org.jboss.arquillian.core.impl.EventContextImpl.invokeObservers(EventContextImpl.java:99)
	at org.jboss.arquillian.core.impl.EventContextImpl.proceed(EventContextImpl.java:81)
	at org.jboss.arquillian.test.impl.TestContextHandler.createSuiteContext(TestContextHandler.java:60)
	at sun.reflect.NativeMethodAccessorImpl.invoke0(Native Method)
	at sun.reflect.NativeMethodAccessorImpl.invoke(NativeMethodAccessorImpl.java:57)
	at sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:43)
	at java.lang.reflect.Method.invoke(Method.java:601)
	at org.jboss.arquillian.core.impl.ObserverImpl.invoke(ObserverImpl.java:94)
	at org.jboss.arquillian.core.impl.EventContextImpl.proceed(EventContextImpl.java:88)
	at org.jboss.arquillian.core.impl.ManagerImpl.fire(ManagerImpl.java:135)
	at org.jboss.arquillian.core.impl.ManagerImpl.fire(ManagerImpl.java:115)
	at org.jboss.arquillian.test.impl.EventTestRunnerAdaptor.beforeSuite(EventTestRunnerAdaptor.java:68)
	at org.jboss.arquillian.junit.Arquillian.run(Arquillian.java:97)
	at org.eclipse.jdt.internal.junit4.runner.JUnit4TestReference.run(JUnit4TestReference.java:50)
	at org.eclipse.jdt.internal.junit.runner.TestExecution.run(TestExecution.java:38)
	at org.eclipse.jdt.internal.junit.runner.RemoteTestRunner.runTests(RemoteTestRunner.java:467)
	at org.eclipse.jdt.internal.junit.runner.RemoteTestRunner.runTests(RemoteTestRunner.java:683)
	at org.eclipse.jdt.internal.junit.runner.RemoteTestRunner.run(RemoteTestRunner.java:390)
	at org.eclipse.jdt.internal.junit.runner.RemoteTestRunner.main(RemoteTestRunner.java:197)
Caused by: java.lang.ClassNotFoundException: com.opera.core.systems.OperaDriver
	at java.net.URLClassLoader$1.run(URLClassLoader.java:366)
	at java.net.URLClassLoader$1.run(URLClassLoader.java:355)
	at java.security.AccessController.doPrivileged(Native Method)
	at java.net.URLClassLoader.findClass(URLClassLoader.java:354)
	at java.lang.ClassLoader.loadClass(ClassLoader.java:423)
	at sun.misc.Launcher$AppClassLoader.loadClass(Launcher.java:308)
	at java.lang.ClassLoader.loadClass(ClassLoader.java:356)
	... 35 more