A: No. It is a software bug. However, scammers sometimes use fake “803191” pop-ups to sell fake tech support. Always verify via the genuine ESET GUI.
It looks like you're referring to and ESET Smart Security with the build number 803191 , which has been marked as "fixed" — likely in the context of a bug fix, module update, or version changelog. eset nod32 antivirus and smart security 803191 fixed
Implemented internal product security hardening to protect the antivirus itself against targeted attacks Version 2 Limited Updated Core Components: Always verify via the genuine ESET GUI
Version 8.0.319.1 included the latest virus signature databases and software modules directly in the build, reducing the immediate update download required after a fresh installation. ESET will now re-download all update modules from
ESET will now re-download all update modules from scratch, bypassing the corrupted files that triggered error 803191.