after a little while of being on new game plus, I got an error message. Now everytime I open up the save file it gives me the same error?? Help please.

This is the Error:

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ERROR in

action number 1

of Draw Event

for object obj_game:

DoAdd :2: undefined value

at gml_Script_scr_map_draw_ui

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gml_Script_scr_map_draw_ui (line -1)

gml_Object_obj_game_Draw_0

gml_Script_scr_draw_gui (line -1)

gml_Object_sys_game_Draw_64