RAVENCOIN randomly stopped being minable on GTX 1650 card – why?

After using this Gigabyte GTX 1650 (low profile) to mine RVN via TREX since late September last year (2021)… today I started getting this failure, out of nowhere. Anyone got a clue what's happening?

https://preview.redd.it/coq0nq0xcf991.png?width=921&format=png&auto=webp&s=71a19044b9d13df55efd8ace870179a03a02f35e