java.lang.NullPointerException
at gr.uom.java.jdeodorant.refactoring.manipulators.ExtractCloneRefactoring.extractClone(ExtractCloneRefactoring.java:1355)
at gr.uom.java.jdeodorant.refactoring.manipulators.ExtractCloneRefactoring.apply(ExtractCloneRefactoring.java:336)
at gr.uom.java.jdeodorant.refactoring.manipulators.ExtractCloneRefactoring.checkFinalConditions(ExtractCloneRefactoring.java:5005)
at ca.concordia.jdeodorant.eclipse.commandline.Application.testRefactoring(Application.java:669)
at ca.concordia.jdeodorant.eclipse.commandline.Application.start(Application.java:185)
at org.eclipse.equinox.internal.app.EclipseAppHandle.run(EclipseAppHandle.java:196)
at org.eclipse.core.runtime.internal.adaptor.EclipseAppLauncher.runApplication(EclipseAppLauncher.java:134)
at org.eclipse.core.runtime.internal.adaptor.EclipseAppLauncher.start(EclipseAppLauncher.java:104)
at org.eclipse.core.runtime.adaptor.EclipseStarter.run(EclipseStarter.java:388)
at org.eclipse.core.runtime.adaptor.EclipseStarter.run(EclipseStarter.java:243)
at sun.reflect.NativeMethodAccessorImpl.invoke0(Native Method)
at sun.reflect.NativeMethodAccessorImpl.invoke(NativeMethodAccessorImpl.java:62)
at sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:43)
at java.lang.reflect.Method.invoke(Method.java:498)
at org.eclipse.equinox.launcher.Main.invokeFramework(Main.java:673)
at org.eclipse.equinox.launcher.Main.basicRun(Main.java:610)
at org.eclipse.equinox.launcher.Main.run(Main.java:1519)
at org.eclipse.equinox.launcher.Main.main(Main.java:1492)
Clone # 452 (Group 452, Pair 1-2): org.jruby.javasupport.JavaClass#addProxyExtender (row 1193) and org.jruby.RubyIO#addBlockingThread (row 1194)