On Fri, Jun 29, 2012 at 12:52 PM, Joel Slowik <jslowik@xxxxxxxxx> wrote: > The only locks in process explorer were oracle, so we shut down the > database and started it back up and that did not solve the issue. We then > shut down the instance of the database and restarted the instance and that > helped; we now have no issues writing data to the data files. > > What could be going on here? > > Antivirus comes to mind. Closing the instance may have been a coincidence. As instance was restarted before determining what the lock were, there's nothing to do but guess. Being on windows complicates matters. You should considering finding a good utility that shows all locks on a file. Jared -- //www.freelists.org/webpage/oracle-l