Many older crash dupes rely on bugs patched in 2020–2022. If you’re still on GMod version from 2018, you’re a target.
A crasher dupe exploits one of three core vulnerabilities in GMod’s physics or networking engine. Modern crash dupes fall into three main categories: gmod server crasher dupe
: Using Expression 2 (E2) scripts to create "Holo" effects or high-frequency sounds that flood the server with data. Many older crash dupes rely on bugs patched in 2020–2022
In this post, we’ll break down what these dupes actually are (no, it’s not magic), why they work, and—most importantly—how to stop them before your player base evaporates. it’s not magic)