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java.lang.ArrayIndexOutOfBoundsException: 0	at net.sf.emustudio.ssem.cpu.CpuPanel$Updater.formatBinary(	at net.sf.emustudio.ssem.cpu.CpuPanel$Updater.internalStateChanged(	at emulib.plugins.cpu.AbstractCPU.notifyStateChanged(	at emulib.plugins.cpu.AbstractCPU.lambda$stop$6(	at java.util.concurrent.Executors$	at	at java.util.concurrent.ThreadPoolExecutor.runWorker(	at java.util.concurrent.ThreadPoolExecutor$	at