NQA is not working in VRRP , Please suggest IF ANY CONFIG ISSUE

Router : AR201

Problem Statement :: VRRP Track is no working . Priority is not decrementing by 50 when NQA result is down.

<YUMR-BLR105-RTR1014>display current-configuration int Vlanif1

[V200R007C00SPC900]

#

interface Vlanif1

ip address 10.127.17.200 255.255.255.0

vrrp vrid 10 virtual-ip 10.127.17.1

vrrp vrid 10 priority 120

vrrp vrid 10 preempt-mode timer delay 5

vrrp vrid 10 track nqa icmp admin reduced 50

ip netstream inbound

ip netstream outbound

dhcp select interface

#

return

<YUMR-BLR105-RTR1014>

nqa test-instance icmp admin

test-type icmp

destination-address ipv4 172.34.129.45

source-address ipv4 172.34.103.47

frequency 10

start now

<YUMR-BLR105-RTR1014>display vrrp

  Vlanif1 | Virtual Router 10

    State : Master

    Virtual IP : 10.127.17.1

    Master IP : 10.127.17.200

    PriorityRun : 120

    PriorityConfig : 120

    MasterPriority : 120

    Preempt : YES   Delay Time : 5 s

    TimerRun : 1 s

    TimerConfig : 1 s

    Auth type : NONE

    Virtual MAC : 0000-5e00-010a

    Check TTL : YES

    Config type : normal-vrrp

    Backup-forward : disabled

    Track NQA : icmp  admin   Priority reduced : 50

    NQA state : success

    Create time : 2019-06-03 03:35 UTC+05:30

    Last change time : 2019-06-03 03:35 UTC+05:30

<YUMR-BLR105-RTR1014>