Versions
9.1.5 - 9.2.10 in 1.20.6
8.0.0 - 8.1.6 in 1.20.5
Neoforge
(both include most recent for their Minecraft version)
All send you to the Neoforge error screen. The 1.20.5 does have a "Proceed to main menu" button that allows you to play anyway. 1.20.6 has no such workaround.