We thank you in advance to ONLY post 5.00 bugs in this Thread. 
We will ONLY look here, not in other threads, for 5.00 bugs to fix in version 5.01.
Click here to see the feature changes in 5.00.
EVERYONE... we have released Hoster (and Lite) 5.01 that fixes the crashing bug reported here. We found a solid cause, a problem with Windows, and it is fixed.
You can download version 5.01 from
http://download.mtu.com/download.htm