enqueue downlink payload error: create device-queue item error: rpc error: code = InvalidArgument desc = device security-context out of sync (code: 13)

[Meidadv]

we have 2 energy meters that are class C we interogate them every 10 minuets, after one month working we got the following error
enqueue downlink payload error: create device-queue item error: rpc error: code = InvalidArgument desc = device security-context out of sync (code: 13)

[IoTThinks]

To rejoin before sending downlink.