JPEXS Free Flash Decompiler Issue Tracker

> What steps will reproduce the problem? Rename class to some other name. > What is the expected output? What do you see instead? Expected: class just get renamed. What do I see: all code panels after renaming just get vanished and I need to find and reopen them. > What version of the product are you using? Is it "nightly build"? Which operating system do you have? Version 18.4.0. Windows 10 21H2 > Please provide any additional information below. If the problem is related to a SWF file, attach it here, otherwise we can't help you. I don't think that problem is related to my SWF, but here it is Also, there is an exceptions in log after each rename Log: java.lang.reflect.InvocationTargetException at java.awt.EventQueue.invokeAndWait(Unknown Source) at java.awt.EventQueue.invokeAndWait(Unknown Source) at javax.swing.SwingUtilities.invokeAndWait(Unknown Source) at com.jpexs.decompiler.flash.gui.View.execInEventDispatch(View.java:462) at com.jpexs.decompiler.flash.gui.MainPanel.renameMultiname(MainPanel.java:1781) at com.jpexs.decompiler.flash.gui.MainPanel$17.doInBackground(MainPanel.java:2972) at com.jpexs.decompiler.flash.gui.MainPanel$17.doInBackground(MainPanel.java:2969) at com.jpexs.helpers.CancellableWorker$1.call(CancellableWorker.java:61) at java.util.concurrent.FutureTask.run(Unknown Source) at com.jpexs.helpers.CancellableWorker.run(CancellableWorker.java:78) at java.util.concurrent.ThreadPoolExecutor.runWorker(Unknown Source) at java.util.concurrent.ThreadPoolExecutor$Worker.run(Unknown Source) at java.lang.Thread.run(Unknown Source) Caused by: java.lang.NullPointerException at com.jpexs.decompiler.flash.gui.MainPanel.lambda$renameMultiname$1(MainPanel.java:1790) at com.jpexs.decompiler.flash.gui.MainPanel$$Lambda$298/171851123.run(Unknown Source) at java.awt.event.InvocationEvent.dispatch(Unknown Source) at java.awt.EventQueue.dispatchEventImpl(Unknown Source) at java.awt.EventQueue.access$500(Unknown Source) at java.awt.EventQueue$3.run(Unknown Source) at java.awt.EventQueue$3.run(Unknown Source) at java.security.AccessController.doPrivileged(Native Method) at java.security.ProtectionDomain$1.doIntersectionPrivilege(Unknown Source) at java.awt.EventQueue.dispatchEvent(Unknown Source) at java.awt.EventDispatchThread.pumpOneEventForFilters(Unknown Source) at java.awt.EventDispatchThread.pumpEventsForFilter(Unknown Source) at java.awt.EventDispatchThread.pumpEventsForHierarchy(Unknown Source) at java.awt.EventDispatchThread.pumpEvents(Unknown Source) at java.awt.EventDispatchThread.pumpEvents(Unknown Source) at java.awt.EventDispatchThread.run(Unknown Source)