problem with gcl cvs repository



I have a problem accessing the gcl cvs repository.  From two different
machines, a cvs update -d gives

cvs update -d
cvs server: Updating .
cvs server: Updating bin
cvs server: Updating clcs
cvs server: Updating cmpnew
cvs server: Updating comp
cvs server: Updating doc
cvs server: Updating dos
cvs server: Updating elisp
cvs server: Updating gcl-tk
cvs server: Updating gcl-tk/demos
cvs server: Updating gcl-tk/demos-4.1
cvs server: Updating gcl-tk/demos-4.2
cvs server: Updating gmp
cvs server: failed to create lock directory in repository
`/home/cvs/gcl/gcl/gmp': Permission denied
cvs server: failed to obtain dir lock in repository `/home/cvs/gcl/gcl/gmp'
cvs [server aborted]: read lock failed - giving up

I can access the maxima cvs repository.

+++++++++++++++++++++++++++++++++++++++++
(Mr) David Billinghurst
Comalco Research Centre
PO Box 316, Thomastown, Vic, Australia, 3074
Phone:	+61 3 9469 0642
FAX:	+61 3 9462 2700
Email:	David.Billinghurst@riotinto.com