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java.lang.AssertionError: assertion failed	at scala.Predef$.assert(Predef.scala:156)	at org.nlogo.app.codetab.TemporaryCodeTab.load(TemporaryCodeTab.scala:73)	at org.nlogo.app.codetab.TemporaryCodeTab.(TemporaryCodeTab.scala:36)	at org.nlogo.app.Tabs.addNewTab(Tabs.scala:153)	at org.nlogo.app.Tabs.openTemporaryFile(Tabs.scala:137)	at org.nlogo.app.Tabs.handle(Tabs.scala:117)	at org.nlogo.window.Events$CompiledEvent.beHandledBy(Events.java:212)	at org.nlogo.window.Event.doRaise(Event.java:198)	at org.nlogo.window.Event.raise(Event.java:122)	at org.nlogo.window.CompilerManager$$anonfun$$lessinit$greater$default$3$1.apply(CompilerManager.scala:27)	at org.nlogo.window.CompilerManager$$anonfun$$lessinit$greater$default$3$1.apply(CompilerManager.scala:27)	at org.nlogo.window.CompilerManager.org$nlogo$window$CompilerManager$$raiseEvent(CompilerManager.scala:41)	at org.nlogo.window.CompilerManager.compileProcedures(CompilerManager.scala:228)	at org.nlogo.window.CompilerManager.compileAll(CompilerManager.scala:178)	at org.nlogo.window.CompilerManager.handle(CompilerManager.scala:142)	at org.nlogo.window.Events$CompileAllEvent.beHandledBy(Events.java:174)	at org.nlogo.window.Event.doRaise(Event.java:198)	at org.nlogo.window.Event.raise(Event.java:122)	at org.nlogo.app.codetab.CodeTab$CompileAction.actionPerformed(CodeTab.scala:66)	at javax.swing.AbstractButton.fireActionPerformed(AbstractButton.java:2022)	at javax.swing.AbstractButton$Handler.actionPerformed(AbstractButton.java:2348)	at javax.swing.DefaultButtonModel.fireActionPerformed(DefaultButtonModel.java:402)	at javax.swing.DefaultButtonModel.setPressed(DefaultButtonModel.java:259)	at javax.swing.plaf.basic.BasicButtonListener.mouseReleased(BasicButtonListener.java:252)	at java.awt.Component.processMouseEvent(Component.java:6533)	at javax.swing.JComponent.processMouseEvent(JComponent.java:3324)	at java.awt.Component.processEvent(Component.java:6298)	at java.awt.Container.processEvent(Container.java:2236)	at java.awt.Component.dispatchEventImpl(Component.java:4889)	at java.awt.Container.dispatchEventImpl(Container.java:2294)	at java.awt.Component.dispatchEvent(Component.java:4711)	at java.awt.LightweightDispatcher.retargetMouseEvent(Container.java:4888)	at java.awt.LightweightDispatcher.processMouseEvent(Container.java:4525)	at java.awt.LightweightDispatcher.dispatchEvent(Container.java:4466)	at java.awt.Container.dispatchEventImpl(Container.java:2280)	at java.awt.Window.dispatchEventImpl(Window.java:2746)	at java.awt.Component.dispatchEvent(Component.java:4711)	at java.awt.EventQueue.dispatchEventImpl(EventQueue.java:758)	at java.awt.EventQueue.access$500(EventQueue.java:97)	at java.awt.EventQueue$3.run(EventQueue.java:709)	at java.awt.EventQueue$3.run(EventQueue.java:703)	at java.security.AccessController.doPrivileged(Native Method)	at java.security.ProtectionDomain$JavaSecurityAccessImpl.doIntersectionPrivilege(ProtectionDomain.java:76)	at java.security.ProtectionDomain$JavaSecurityAccessImpl.doIntersectionPrivilege(ProtectionDomain.java:86)	at java.awt.EventQueue$4.run(EventQueue.java:731)	at java.awt.EventQueue$4.run(EventQueue.java:729)	at java.security.AccessController.doPrivileged(Native Method)	at java.security.ProtectionDomain$JavaSecurityAccessImpl.doIntersectionPrivilege(ProtectionDomain.java:76)	at java.awt.EventQueue.dispatchEvent(EventQueue.java:728)	at java.awt.EventDispatchThread.pumpOneEventForFilters(EventDispatchThread.java:201)	at java.awt.EventDispatchThread.pumpEventsForFilter(EventDispatchThread.java:116)	at java.awt.EventDispatchThread.pumpEventsForHierarchy(EventDispatchThread.java:105)	at java.awt.EventDispatchThread.pumpEvents(EventDispatchThread.java:101)	at java.awt.EventDispatchThread.pumpEvents(EventDispatchThread.java:93)	at java.awt.EventDispatchThread.run(EventDispatchThread.java:82)