[8FS_Bulau]

There are still lots of servers running 4.09b1m, so you don't really need switcher, but some of the most popular, like Warbirds of Prey are running U.I. 1.2 (which is still 4.09b1m) but with CRT=2, which means you gotta have U.I. 1.2.

Try some other servers and see what you can get into.