I think I found the culprit, that being the IBEventAlerter
component. It starts a new thread, and most likely is using the same
database connection. When the lines are commented out concerning
this component, the code runs fine.

John

--- In ib-support@yahoogroups.com, "Jason Chapman (JAC2)"
<jason@j...> wrote:

> Do you use a different database connection in each thread? I was

under the

> impression that as long as you have a new connection per thread

that it was

> safe.
>
> JAC.
>