- Creating Preferences Window...
(eval):1: no implicit conversion from nil to integer (TypeError)
(eval):1:in `set_current_folder': can't convert nil into String (TypeError)
	from (eval):1:in `current_folder='
	from ./gui/preferences_window.rb:50:in `initialize'
	from ./gui/editor_window.rb:126:in `new'
	from ./gui/editor_window.rb:126:in `initialize'
	from ./utils/addons_ruby.rb:55:in `section'
	from ./gui/editor_window.rb:125:in `initialize'
	from ./gui/gui.rb:89:in `new'
	from ./gui/gui.rb:89:in `create_windows'
	from ./utils/addons_ruby.rb:55:in `section'
	from ./gui/gui.rb:88:in `create_windows'
	from ./luz_editor.rb:69:in `initialize'
	from ./luz_editor.rb:120:in `new'
	from ./luz_editor.rb:120