Symptom:
return wrong value after getone "docsIf3RxChStatusRcRmConnectivityId". 

sh-cable-lotus # getmany -v2c 80.2.1.61 okcard enterprises.4491.2.1.20.1.9.1.4.1031                 
docsIf3RxChStatusRcRmConnectivityId.1031.0.0.0.0.0.1.1 = 1
docsIf3RxChStatusRcRmConnectivityId.1031.0.0.0.0.0.1.2 = 1
docsIf3RxChStatusRcRmConnectivityId.1031.0.0.0.0.0.1.3 = 1
docsIf3RxChStatusRcRmConnectivityId.1031.0.0.0.0.0.1.4 = 1
docsIf3RxChStatusRcRmConnectivityId.1031.0.0.0.0.0.2.1 = 1
docsIf3RxChStatusRcRmConnectivityId.1031.0.0.0.0.0.2.2 = 1
docsIf3RxChStatusRcRmConnectivityId.1031.0.0.0.0.0.2.3 = 1
docsIf3RxChStatusRcRmConnectivityId.1031.0.0.0.0.0.2.4 = 1
docsIf3RxChStatusRcRmConnectivityId.1031.0.0.0.0.0.3.1 = 1
docsIf3RxChStatusRcRmConnectivityId.1031.0.0.0.0.0.3.2 = 1
docsIf3RxChStatusRcRmConnectivityId.1031.0.0.0.0.0.3.3 = 1
docsIf3RxChStatusRcRmConnectivityId.1031.0.0.0.0.0.3.4 = 1
docsIf3RxChStatusRcRmConnectivityId.1031.0.0.0.0.0.4.1 = 1
docsIf3RxChStatusRcRmConnectivityId.1031.0.0.0.0.0.4.2 = 1
docsIf3RxChStatusRcRmConnectivityId.1031.0.0.0.0.0.4.3 = 1
docsIf3RxChStatusRcRmConnectivityId.1031.0.0.0.0.0.4.4 = 1
docsIf3RxChStatusRcRmConnectivityId.1031.0.0.0.0.0.5.1 = 1
docsIf3RxChStatusRcRmConnectivityId.1031.0.0.0.0.0.5.2 = 1
docsIf3RxChStatusRcRmConnectivityId.1031.0.0.0.0.0.5.3 = 1

sh-cable-lotus # getone -v2c 80.2.1.61 okcard enterprises.4491.2.1.20.1.9.1.4.1031.0.0.0.0.0.1.5    
docsIf3RxChStatusRcRmConnectivityId.1031.0.0.0.0.0.1.1 = 1 -> should be "NO_SUCH_INSTANCE_EXCEPTION

The issue can reproduce stably.

Conditions:
image: ubr10k5-k9p6u2-mz.cache

1. getmany "enterprises.4491.2.1.20.1.9.1.4.1031"
2. getone the non-exist value, it should return "NO_SUCH_INSTANCE_EXCEPTION", but return unexpected value.