Steve Alexander wrote: > > > ...popping up from time to time. I think they're coming from a product we've > > written, but beyond that I have no idea what's going on. > > I hazard a guess that you're changing a mutable attribute of a persistent object, without doing a _p_changed=1 on your persistent object. Eeek... that's going to be fun to track down :-( Thanks for the hint.... Chris