Getting build error on tapping "LABEL" button

[VikSin]

Getting error on recorder.lua file after tapping "LABEL" button.

ERROR:SCRIPT: example/modules/recorder.lua:160: Table's property render_target is not a lightuserdata.
stack traceback:
  [C]:-1: in function init
  example/modules/recorder.lua:160: in function init
  example/logic/example.gui_script:9: in function func_init_recorder
  example/logic/example_ui.lua:205: in function fn
  gooey/internal/button.lua:31: in function button
  gooey/gooey.lua:71: in function button
  example/logic/example_ui.lua:203: in function on_input
  example/logic/example.gui_script:100: in function <example/logic/example.gui_script:99>