Search for "VCDS 24.7 full with loader" on reputable VAG forums (Digital-kaos, MHH Auto). Avoid random .exe files from Dropbox.
While whitelisting files resolves the immediate symptom, operating custom loaders exposes your diagnostic PC to stability vulnerabilities, firmware crashes, and potential module corruption on your vehicle.
Instead of a quick fix, here is a that addresses the root cause and ensures a stable installation.
Before jumping into the fixes, it's helpful to understand why this error occurs. The "Loader" in VCDS Loader.exe is not part of the official Ross-Tech software. It's a third-party application designed to enable the use of unofficial (clone) VCDS cables, particularly those with ATMEGA162 or STM32F429 ARM chips.
Scroll down to and click Add or remove exclusions .