This is usually caused by either a MySQL crash or running out of diskspace on the MySQL server ...
Try going into phpMyAdmin and locate your database ...
Check the checkbox next to the whos_online table ...
At the bottom of the screen is a dropdown ... set to Repair ...
See if this fixes this issue ...
Also, contact your hosting site to see what might have happened ...
Linda McGrath
If you have to think ... you haven't been zenned ...
**Did YOU buy the Zen Cart Team a cup of coffee and a donut today? Just click here to support the Zen Cart Team!!**
Are you using the latest? Perhaps you've a problem that's fixed in the latest version: [Upgrade today!]
Officially PayPal-Certified! Just click here
Try our Zen Cart Recommended Services - Hosting, Payment and more ...
Signup for our Announcements Forums to stay up to date on important changes and updates!