Install Player-animator%2c Version 0.9.9 Or Later. [upd] Link

You must also have Fabric API installed in your mods folder.

npm list player-animator

When a mod gives you an error or a dependency warning stating it requires version 0.9.9 or later, it means that the mod relies on coding structures, bug fixes, or features introduced in that specific update. Prerequisites Before Installation install player-animator%2C version 0.9.9 or later.