java.lang.NullPointerException
at com.ray3k.skincomposer.data.JsonData.set(JsonData.java:1321)
at com.ray3k.skincomposer.data.ProjectData.read(ProjectData.java:630)
at com.badlogic.gdx.utils.Json.readValue(Json.java:1011)
at com.badlogic.gdx.utils.Json.fromJson(Json.java:768)
at com.ray3k.skincomposer.data.ProjectData.load(ProjectData.java:426)
at com.ray3k.skincomposer.MainListener.lambda$openFile$3(MainListener.java:312)
at com.badlogic.gdx.backends.lwjgl3.Lwjgl3Application.loop(Lwjgl3Application.java:159)
at com.badlogic.gdx.backends.lwjgl3.Lwjgl3Application.<init>(Lwjgl3Application.java:116)
at com.ray3k.skincomposer.desktop.DesktopLauncher.main(DesktopLauncher.java:510)
Skins tried: