powerpath display dev=all showing one of the path is "unlic"

Hi all,

powermt display dev=all is showing one of the path is unlicenced as shown below and "emcpreg -list showing unable to open licence key file."

how to licence the second path and how to change policy from BasicFailover to SO.?

powermt display dev=all

Pseudo name=emcpower2a

Symmetrix ID=000290102002

Logical device ID=1407

state=alive; policy=BasicFailover; priority=0; queued-IOs=0;

==============================================================================

--------------- Host ---------------   - Stor -   -- I/O Path --  -- Stats ---

###  HW Path               I/O Paths    Interf.   Mode    State   Q-IOs Errors

==============================================================================

3072 pci@0,0/pci8086,340a@3/pci111d,806c@0/pci111d,806c@2/pci1077,172@0/fp@0,0 c2t5006048452A6BC86d33s0 FA  7aA   active  alive       0      0

3073 pci@0,0/pci8086,340c@5/pci111d,806c@0/pci111d,806c@2/pci1077,172@0/fp@0,0 c4t5006048452A6BC89d31s0 FA 10aA   unlic   alive       0      0

#emcpreg -list

unable to open license key file: No such file or directory

Thanks in Advance.