Troubleshooting Auto-Scaling Issues in CAT

Published on January 08, 2026 | Translated from Spanish
Screenshot of 3ds Max showing an arm with a disproportionately large hand next to the CAT curve editor.

When CAT Decides Your Hands Need to Mysteriously Grow ✋🌱

Animating with CAT in 3ds Max, suddenly it happens: your characters develop hands that scale on their own as if they were in a strange scientific experiment. No, it's not your imagination - it's one of those classic "features" of CAT that all animators end up suffering sooner or later.

The Unofficial CAT Quirks Manual

These are the main symptoms that CAT is playing with you:

"CAT is like that brilliant but scatterbrained coworker: it does technical magic, but sometimes forgets where it put the keys to sanity"

Solutions to Tame CAT

When the hands rebel, try this:

And the most important tip: save frequent versions. Because when CAT decides that today your character needs giant hands, at least you'll be able to go back to a previous version without crying. After all, don't they say that in 3D art you have to know how to suffer? 😅 Although this borders on technical masochism.