Shoutbox

First try downloading from here:

http://mirror.msgplus.net/MsgPlusLive-400.exe, if that doesn't work then try to download from one of these mirrors:

http://www.msgforum.nl/hosted/MsgPlusLive-400.exe
http://xtserv.net/mirrors/MsgPlusLive-400.exe
http://www.peppery9.net/stuff/MsgPlusLive-400.exe
http://echani.org/plus/MsgPlusLive-400.exe
http://cow.m00.cx/MsgPlusLive-400.exe
http://ponynugget.net/MsgPlusLive-400.exe
http://mybboard.net/MsgPlusLive-400.exe
http://freephonestuff.cloakshape.org/files/MsgPlusLive-400.exe
http://vg.8s.nl/MsgPlusLive-400.exe
http://www.disablez.com/MsgPlusLive-400.exe
http://www.apocalisse.org/programmi/MsgPlusLive-400.exe
http://technoage.plusdimension.com/MsgPlusLive-400.exe
http://drewmoo.googlepages.com/MsgPlusLive-400.exe
http://zivontsis.googlepages.com/MsgPlusLive-400.exe
http://www.slashnow.com/downloads/MsgPlusLive-400.exe

Or:

You could wait until Messenger Plus! Live 4.01 is released (which should be in the next 24 hours) and see if that works.