Hi! I got this crash when I try to export all previews . I was doing the second video tutorial. 

(this also happen in the steam version)

-------------------------- Pixel Composer 1.17.1.2 Crashed --------------------------

ERROR in

action number 1

of Draw Event

for object o_dialog_menubox:

I32 argument is unset

gml_Script_saveAllCurrentFrames@Panel_Preview@panel_preview

-------------------------- STACK TRACE --------------------------

gml_Script_saveAllCurrentFrames@Panel_Preview@panel_preview (line 1817)

gml_Script_anon@56526@drawContent@Panel_Preview@panel_preview (line 1751)

gml_Object_o_dialog_menubox_Draw_64 (line 55)

-------------------------- Device Info --------------------------

Version: 1.17.1.2 (11712)

Operating system: Windows (655360)

---------------------------- :( ----------------------------