Originally Posted by 1soproni
070327 17:11:21 [Warning] Neither --relay-log nor --relay-log-index were used; s
o replication may break when this MySQL server acts as a slave and has his hostn
ame changed!! Please use '--relay-log=www3-relay-bin' to avoid this problem.
Please try to add
relay-log = www3-relay-bin
to the my.cnf files and try again.