} finally {
} catch(Throwable throwable) {  } finally { relativeBuildFile = null; buildFile = null; monitor = null; runAnt = null;
	private void writePropertiesFileToUserHome() throws Exception {		if (!Preferences			.getBoolean(PREF_REBUILD_WOBUILD_PROPERTIES_ON_NEXT_LAUNCH))			return;		URL relativeBuildFile = null;		URL buildFile = null;		IProgressMonitor monitor = null;		try {			relativeBuildFile =				new URL(WOLipsPlugin.baseURL(), build_user_home_properties);			buildFile = Platform.asLocalURL(relativeBuildFile);			monitor = new NullProgressMonitor();			RunAnt runAnt = new RunAnt();			runAnt.asAnt(buildFile.getFile().toString(), monitor, null);		} finally {			relativeBuildFile = null;			buildFile = null;			monitor = null;		}	}