NetBotz appliance firmware upgrade or downgrade causes USB-attached external storage data loss
NetBotz 2.x, 3.x, and 4.x firmware (BotzWare)
When upgrading (or downgrading) any version of NetBotz firmware when the running version has been configured to support USB-attached external storage, camera capture images and alert history (graphs and other alert information) are deleted from the storage device when it is re-attached under control of the upgraded or downgraded firmware.
Workaround: Use network-attached storage instead (Windows share or Unix NFS).
Fix Status: No fix available.