Fixed in revision 1033 of trunk. 8.1.x shouldn't have this problem:
Requiring vm-version in vm.el, which was accidentally removed in
revision 903. Also removed the require of vm-vars from vm-autoloads,
added by Brent Goodrick in revision 544.5.4. This should not be
needed because vm-session-initialization loads it.
Fixed in revision 1033 of trunk. 8.1.x shouldn't have this problem:
Requiring vm-version in vm.el, which was accidentally removed in initialization loads it.
revision 903. Also removed the require of vm-vars from vm-autoloads,
added by Brent Goodrick in revision 544.5.4. This should not be
needed because vm-session-