I just updated from HEAD (11/16/03 @ 6:30 PM Pacific).
Looks like someone left some cruft on the last line of the following file. Yep, there's a "b" all by itself.
Error: Error sourcing /devel/openacs5b/packages/acs-messaging/tcl/test/acs-messaging-procs.tcl:
invalid command name "b"
while executing
"b
"
(file "/devel/openacs5b/packages/acs-messaging/tcl/test/acs-messaging-procs.tcl" line 40)
invoked from within
"source $__file "