Vsphere 5.5 and Opstor Problem

Vsphere 5.5 and Opstor Problem

Discovering VSphere 5.5 is failing with (Device could not be discovered. Partial entries present) 

Is anyone has come across this issue? it works fine with 5.0, 5.1 

 second question will be  does anyone know hot to fix it or a workaround for the issues.