OPL [1.2.0 Beta 2049 513e9b] Not Detecting Bin/Cue games from MX4SIO

Same as the title of this thread. I can't seem to get PS2 bin/cue titles to be detected by MX4SIO. It will see ISO extensions, but CDGenPS2 doesn't seem to generate compatible ones.

Does anyone know of a fix for this?