>Craig,
>
>Any DBC rules/triggers for that table using another table whose struct has changed? I'm thinking along the lines of grids that GPF when they can't bind to a column during form instantiation.
>

There are no rules or triggers, no default values, etc. There is no RI setup. This data will be displayed in a grid, but if that is the problem, I would expect the GPF to occur when the grid updates, not at TABLEUPDATE.