This happens only on ItemsAdder version older than 3.3.0.
You have to delete this folder lang folder:
y_positionproperty is not greater than the image height in pixels or
imagine height * scale_ratio.
Minecraft doesn't support this, it won't work.
You have one or more misconfigured images, these are the cause of that problem.
This example pack has a PNG with
heighthigher than the
Unable to load font 'minecraft:default' in fonts.json in resourcepack: '260e803a4ce18a1662a5ff9c59f9d758ab1026bb'
com.google.gson.JsonParseException: Ascent 30 higher than height 9
Last modified 6mo ago