One of our database server is causing problems: it generates intermittent Out of Memory errors. This server is used by approximately 15% of clients.
We are addressing the issue. Please let us know when you get these errors.
Update Nov 23: Any missing table errors are also related to this problem. Please let us know if you encounter any of these. Note that these doesn't affect the ability to log mailing activity.
Update Nov 23: New hardware is in place. We will migrate everything as soon as possible.