AnywhereUSB/5 (G2) & SafeNet USB key, 1-4 ports - ok, 5 port - DeviceFailedEnumeration

AnywhereUSB/5 (G2) & SafeNet USB key
1-4 ports - ok
5 port - DeviceFailedEnumeration
but
AnywhereUSB/5 (G2) & USB Flash
1-5 ports - ok

Please help.

what is the driver and the firmware version of AUSB?
have you updated the drivers of safenet dongle