Can you run the following command and add your license key when it prompts you:  emcpreg-install 
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[NAME],0/pci8086,340a[NAME]/pci111d,806c[NAME]/pci111d,806c[NAME]/pci1077,172[NAME]/fp[NAME],0 c2t5006048452A6BC86d33s0 FA  7aA   active  alive       0      0 3073 pci[NAME],0/pci8086,340c[NAME]/pci111d,806c[NAME]/pci111d,806c[NAME]/pci1077,172[NAME]/fp[NAME],0 c4t5006048452A6BC89d31s0 FA 10aA   unlic   alive       0      0  #emcpreg -list  unable to open license key file: No such file or directory  Thanks in Advance.
powerpath display dev=all showing one of the path is "unlic"