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java.lang.ArrayIndexOutOfBoundsException: -2 at mekhq.campaign.unit.Unit.initializeParts( at mekhq.campaign.Campaign.createCampaignFromXMLFileInputStream( at mekhq.gui.dialog.DataLoadingDialog$Task.doInBackground( at mekhq.gui.dialog.DataLoadingDialog$Task.doInBackground( at javax.swing.SwingWorker$ Source) at Source) at Source) at java.util.concurrent.ThreadPoolExecutor.runWorker(Unknown Source) at java.util.concurrent.ThreadPoolExecutor$ Source) at Source)