Live migration of the machine failed because all the LUNS on the source machine were not seen on the target for virtual HBA ...

'%1': Live migration of the machine failed because all the LUNS on the source machine were not seen on the target for virtual HBA %3 (%4). Expected: %5 LUNs, Found: %6 LUNs. Please review the LUN mappings for the World Wide name pair of the virtual HBA. (Virtual machine ID %2)