> We have some our applications and they related to SQL

> through COM objects, DLLs and Web-pages.

> Sometimes(aprox.once a day(in different time, do not

> related to any scheduled job)) SQL server hangs on.

> It freezes and does not want to respond anything (except

> reboot).

> In log files(SQL-logs and event-logs) there is nothing

> unusual.

> There are some locked resources during this "freezing"

> time.

> But the systemdoes not want to show locked objects.

> Any thoughts how to do it.

> Any additional comments.