Microsoft iSCSI Initiator may not re-connect drives connect to storage. This happens because the iSCSI Initiator service is set to manual or somehow it is set to not to start when system restarts.
You need to set it to "Automatic" from services.msc snap-in and then reboot your system.
I will paste the text next time I visit this blog.
Congratulations to all other MVPs who have successfully renewed.