> However we have had 2 ocurances of the databases 'freezing'.
> In short IBExpert, etc. can see and query the server, but the
> databases themselves are not accessible, as if they don't exist of are
> off-line (even to SYSDBA).

What is the "Sweep Interval" value for your databases?

It sounds to me like the databases are simply being sweeped.


Sean