java.lang.reflect.InvocationTargetException
        at sun.reflect.NativeMethodAccessorImpl.invoke0(Native Method)
        at sun.reflect.NativeMethodAccessorImpl.invoke(NativeMethodAccessorImpl.java:39)
        at sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:25)
        at java.lang.reflect.Method.invoke(Method.java:324)
        at org.gudy.azureus2.ui.common.Main.directLaunch(Main.java:225)
        at org.gudy.azureus2.ui.common.Main.main(Main.java:132)
Caused by: java.lang.NoClassDefFoundError: org/eclipse/swt/widgets/Display
        at org.gudy.azureus2.ui.swt.Main.<init>(Main.java:147)
        at org.gudy.azureus2.ui.swt.Main.main(Main.java:162)
        ... 6 more
Start fails:
com.aelitis.azureus.core.AzureusCoreException: Azureus core already instantiated
        at com.aelitis.azureus.core.impl.AzureusCoreImpl.create(AzureusCoreImpl.java:89)
        at com.aelitis.azureus.core.AzureusCoreFactory.create(AzureusCoreFactory.java:46)
        at org.gudy.azureus2.ui.common.Main.main(Main.java:137)