Error: can't read language spec data/languages/65816.sla - ghidra 10.1.2

[Strugglemeat]

ghidra.app.plugin.processors.sleigh.SleighException: Errors compiling /home/username/romhack/ghidra_10.1.2_PUBLIC/Ghidra/Processors/65816/data/languages/65816.slaspec -- please check log messages for details
	at ghidra.app.plugin.processors.sleigh.SleighLanguage.reloadLanguage(SleighLanguage.java:506)
	at ghidra.app.plugin.processors.sleigh.SleighLanguage.initialize(SleighLanguage.java:145)
	at ghidra.app.plugin.processors.sleigh.SleighLanguage.<init>(SleighLanguage.java:111)
	at ghidra.app.plugin.processors.sleigh.SleighLanguageProvider.getNewSleigh(SleighLanguageProvider.java:112)
	at ghidra.app.plugin.processors.sleigh.SleighLanguageProvider.getLanguage(SleighLanguageProvider.java:99)
	at ghidra.program.util.DefaultLanguageService$LanguageInfo.getLanguage(DefaultLanguageService.java:394)
	at ghidra.program.util.DefaultLanguageService.getLanguage(DefaultLanguageService.java:111)
	at ghidra.program.model.lang.LanguageCompilerSpecPair.getLanguage(LanguageCompilerSpecPair.java:81)
	at ghidra.plugin.importer.ImporterDialog.showOptions(ImporterDialog.java:407)
	at ghidra.plugin.importer.ImporterDialog.lambda$buildOptionsButton$6(ImporterDialog.java:334)
	at java.desktop/javax.swing.AbstractButton.fireActionPerformed(AbstractButton.java:1972)
	at java.desktop/javax.swing.AbstractButton$Handler.actionPerformed(AbstractButton.java:2313)
	at java.desktop/javax.swing.DefaultButtonModel.fireActionPerformed(DefaultButtonModel.java:405)
	at java.desktop/javax.swing.DefaultButtonModel.setPressed(DefaultButtonModel.java:262)
	at java.desktop/javax.swing.plaf.basic.BasicButtonListener.mouseReleased(BasicButtonListener.java:279)
	at java.desktop/java.awt.AWTEventMulticaster.mouseReleased(AWTEventMulticaster.java:297)
	at java.desktop/java.awt.Component.processMouseEvent(Component.java:6616)
	at java.desktop/javax.swing.JComponent.processMouseEvent(JComponent.java:3398)
	at java.desktop/java.awt.Component.processEvent(Component.java:6381)
	at java.desktop/java.awt.Container.processEvent(Container.java:2266)
	at java.desktop/java.awt.Component.dispatchEventImpl(Component.java:4991)
	at java.desktop/java.awt.Container.dispatchEventImpl(Container.java:2324)
	at java.desktop/java.awt.Component.dispatchEvent(Component.java:4823)
	at java.desktop/java.awt.LightweightDispatcher.retargetMouseEvent(Container.java:4948)
	at java.desktop/java.awt.LightweightDispatcher.processMouseEvent(Container.java:4575)
	at java.desktop/java.awt.LightweightDispatcher.dispatchEvent(Container.java:4516)
	at java.desktop/java.awt.Container.dispatchEventImpl(Container.java:2310)
	at java.desktop/java.awt.Window.dispatchEventImpl(Window.java:2780)
	at java.desktop/java.awt.Component.dispatchEvent(Component.java:4823)
	at java.desktop/java.awt.EventQueue.dispatchEventImpl(EventQueue.java:775)
	at java.desktop/java.awt.EventQueue$4.run(EventQueue.java:720)
	at java.desktop/java.awt.EventQueue$4.run(EventQueue.java:714)
	at java.base/java.security.AccessController.doPrivileged(AccessController.java:399)
	at java.base/java.security.ProtectionDomain$JavaSecurityAccessImpl.doIntersectionPrivilege(ProtectionDomain.java:86)
	at java.base/java.security.ProtectionDomain$JavaSecurityAccessImpl.doIntersectionPrivilege(ProtectionDomain.java:97)
	at java.desktop/java.awt.EventQueue$5.run(EventQueue.java:747)
	at java.desktop/java.awt.EventQueue$5.run(EventQueue.java:745)
	at java.base/java.security.AccessController.doPrivileged(AccessController.java:399)
	at java.base/java.security.ProtectionDomain$JavaSecurityAccessImpl.doIntersectionPrivilege(ProtectionDomain.java:86)
	at java.desktop/java.awt.EventQueue.dispatchEvent(EventQueue.java:744)
	at java.desktop/java.awt.EventDispatchThread.pumpOneEventForFilters(EventDispatchThread.java:203)
	at java.desktop/java.awt.EventDispatchThread.pumpEventsForFilter(EventDispatchThread.java:124)
	at java.desktop/java.awt.EventDispatchThread.pumpEventsForFilter(EventDispatchThread.java:117)
	at java.desktop/java.awt.WaitDispatchSupport$2.run(WaitDispatchSupport.java:191)
	at java.desktop/java.awt.WaitDispatchSupport$4.run(WaitDispatchSupport.java:236)
	at java.desktop/java.awt.WaitDispatchSupport$4.run(WaitDispatchSupport.java:234)
	at java.base/java.security.AccessController.doPrivileged(AccessController.java:318)
	at java.desktop/java.awt.WaitDispatchSupport.enter(WaitDispatchSupport.java:234)
	at java.desktop/java.awt.Dialog.show(Dialog.java:1080)
	at java.desktop/java.awt.Component.show(Component.java:1729)
	at java.desktop/java.awt.Component.setVisible(Component.java:1676)
	at java.desktop/java.awt.Window.setVisible(Window.java:1036)
	at java.desktop/java.awt.Dialog.setVisible(Dialog.java:1016)
	at docking.DockingDialog.setVisible(DockingDialog.java:353)
	at docking.DockingWindowManager.lambda$doShowDialog$6(DockingWindowManager.java:1751)
	at ghidra.util.Swing.doRun(Swing.java:292)

[g-l-i-t-c-h-o-r-s-e]

same