MakeOTF GSUB offset overflow

[Tosche (Toshi Omagari)]

You seem to have many, many ligatures. What is it that you are doing in the font?

This is a related thread.

Ligature Feature

Hi, I want to make Hangul font with ligature. When I write almost over 3000th code, the error said "Ligature lookup subtable in GSUB feature ‘liga’ causes offset overflow.(3071 > 3070) 12149" I think this means in one liga feature, I can put 3070 code, so I made another liga feature, using same name. When I write code again in second liga, the error said "GSUB feature ‘liga’ causes overflow of offset to a subtable (0x1395c 4)". I should write code three times more than now, but I can’t upda…