Since Minecraft mods run on Java, ensure you have the correct version installed on your computer.
Minecraft Forge 1.12.2: Since this is a Forge-based mod, you must have the correct version of the Forge API installed. Step-by-Step Installation Guide 1. Download and Install Forge 1.12.2 file name fapcraftmodv11forge1122jar install
The lore read: “You shouldn’t have opened this.” Prerequisites