XP service pack 3.Windows peer to peer networkI have been sharing 7 cd rom drives between computers for over 10 years. Sometime in the last month or two I can't access them over the network. I can read each local cd on each machine. When I try to access over the network I get the above error message.I have disabled "Use simple file sharing". No change.Booted two machines in safe mode with networking. Same error message.I have no problem accessing hard drives over the network.