Thanks for your response Noel, but the only triggers on the subscriber database are those put on by the replication agent.

Any more ideas?

Thanks

Ken

Thanks for the input Rangark.

However, I'm afraid I've misled you all, but there is still something curious.

It turns out that somebody has scheduled a daily reboot of the...

Thanks very much for you input, Ian. It is very much appreciated. Your reply confirmed what I had suspected (ie, I need to get some work done !)