upgraded my vmware esxi host from 5.5 to 7.0 but cannot see existing datastores

Question

performed an upgrade of my vmware esxi host from 5.5 to 7.0 (went from path 5.5 to 6.5 to 7.0)

esxi host has 3 NAS connected 1 of the nas (LenovoEMC™ px12-400r) has 3 dat