Been trying to do a post process material

Name: How Create A Simple Cel Shader - Unreal Engine 5 Materials Tutorial
Uploaded: 2026-02-08T16:20:57Z
Description: I’ve been following this tutorial and right up until now I havne’t had any issues, but for some reason it suddenly gave me this error and I don’t know what the issue might be: [How Create A S...

Whyskash · February 8, 2026, 4:20pm

I’ve been following this tutorial and right up until now I havne’t had any issues, but for some reason it suddenly gave me this error and I don’t know what the issue might be:

Does anyone know what the issue might be?