SVN is by nature in a state of flux. Most of the time it will work, other times it will break horribly.
I always try to keep SVN in a working condition, and when i know its going to be broken i will give a heads up in this thread:
http://bebot.link/index.php/topic,147.0.htmlPlease take the time to check that thread before you bring up issues related to SVN versions.