ONCHAIN:Owning subdaemon lightning_onchaind died

{
      "id": "02ad6fb8d693dc1e4569bcedefadf5f72a931ae027dc0f0c544b34c1c6f3b9a02b",
      "connected": false,
      "alias": "rompert.com🔵",
      "color": "0000ff",
      "channels": [
        {
          "state": "ONCHAIN",
          "short_channel_id": "520138:1626:1",
          "channel_id": "573861d46513d55461b0dc4696acc907b5057a606fb3589f6da18bfac55f2b12",
          "funding_txid": "132b5fc5fa8ba16d9f58b36f607a05b507c9ac9646dcb06154d51365d4613857",
          "msatoshi_to_us": 79000000,
          "msatoshi_to_us_min": 79000000,
          "msatoshi_to_us_max": 79000000,
          "msatoshi_total": 79000000,
          "dust_limit_satoshis": 546,
          "max_htlc_value_in_flight_msat": 18446744073709551615,
          "their_channel_reserve_satoshis": 0,
          "our_channel_reserve_satoshis": 790,
          "channel_reserve_satoshis": 0,
          "spendable_msatoshi": 78210000,
          "htlc_minimum_msat": 0,
          "their_to_self_delay": 144,
          "our_to_self_delay": 144,
          "to_self_delay": 144,
          "max_accepted_htlcs": 483,
          "status": [
            "CHANNELD_AWAITING_LOCKIN:Reconnected, and reestablished.",
            "CHANNELD_NORMAL:Reconnected, and reestablished.",
            "ONCHAIN:Owning subdaemon lightning_onchaind died (61952)"
          ],
          "in_payments_offered": 0,
          "in_msatoshi_offered": 0,
          "in_payments_fulfilled": 0,
          "in_msatoshi_fulfilled": 0,
          "out_payments_offered": 0,
          "out_msatoshi_offered": 0,
          "out_payments_fulfilled": 0,
          "out_msatoshi_fulfilled": 0
        }
      ]
    },

root@vmi178998:~/lightning/lightningd# ./lightningd --network=bitcoin --alias=52edcs10ma --port 9735 --ipaddr 173.212.209.141
2018-04-28T08:28:35.923Z lightningd(1019): Restarting onchaind for channel 2
2018-04-28T08:28:35.924Z lightningd(1019): 02ad6fb8d693dc1e4569bcedefadf5f72a931ae027dc0f0c544b34c1c6f3b9a02b chan #2: Peer permanent failure in ONCHAIN: Funding transaction spent
2018-04-28T08:28:35.924Z lightningd(1019):       (tx f89e3ef283d5f25d5a65c8fdb8db28321a2639212c751c5267dff55ae644b3ad)
2018-04-28T08:28:35.925Z lightningd(1019): 02ad6fb8d693dc1e4569bcedefadf5f72a931ae027dc0f0c544b34c1c6f3b9a02b chan #2: State changed from ONCHAIN to FUNDING_SPEND_SEEN
2018-04-28T08:28:35.926Z lightningd(1019): No fee estimate for Normal: basing on default fee rate
2018-04-28T08:28:35.928Z lightningd(1019): Server started with public key 03075112debc5be99ac3947ed5da179b44e7085b65d1811f573a6ed9aae46352de, alias 52edcs10ma (color #030751) and lightningd v0.5.2-2016-11-21-2606-gabf5107
2018-04-28T08:28:35.949Z lightningd(1019): 02ad6fb8d693dc1e4569bcedefadf5f72a931ae027dc0f0c544b34c1c6f3b9a02b chan #2: State changed from FUNDING_SPEND_SEEN to ONCHAIN
2018-04-28T08:28:35.951Z lightningd(1019): lightning_onchaind-02ad6fb8d693dc1e4569bcedefadf5f72a931ae027dc0f0c544b34c1c6f3b9a02b chan #2: STATUS_FAIL_INTERNAL_ERROR: Could not find resolution for output 0
2018-04-28T08:28:35.952Z lightningd(1019): 02ad6fb8d693dc1e4569bcedefadf5f72a931ae027dc0f0c544b34c1c6f3b9a02b chan #2: Owning subdaemon lightning_onchaind died (61952)