Here is my current setup:
preloader v0.29 (configured to autoboot USB Loader GX)
USB Loader GX (545M) (Game Load settings - Boot/Standard: cIOS 222, Anti 002 Fix: ON)
cIOS38_rev13b
Hermes cIOS 222 (IOS 36) / cIOS 223 (IOS 37 merged with 36)
With my Wii set up like this, every game starts up...