> Well all I can suggest is that you try to eliminate any possible > culprit by a process of elimination. Thanks. Could be a slow process though for a problem that only appears every week or so. Seeing your posting on the other list about using Where, I'll try that next time it happens to see if it provides any useful pointer. Regards -- John Harrison Website http://jaharrison.me.uk --- To alter your preferences or leave the group, visit //www.freelists.org/list/iyonix-support Other info via //www.freelists.org/webpage/iyonix-support List-related queries to iyonix-support-moderators@xxxxxxxxxxxxx