Very geeked about this tool. Unfortunately in v1.0.1 every time I load a palette then load a sprite (256 color .PNG) I get this error in Windows 10 64:
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FATAL ERROR in
action number 1
of Other Event: User Defined 2
for object objPaletteBatch:
Unable to render sprite -1
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called from - gml_Object_objPaletteBatch_Other_12 (line 46)
called from - gml_Object_objButton_Load_Sprite_Other_11 (line 5)
called from - gml_Object_objButton_Step_0 (line 13)