Hi,

solomining in daemon, but getting these errors

2018-Aug-06 11:21:58.197277 INFO    [MinerManager] requesting mining parameters
2018-Aug-06 11:21:58.234292 INFO    [Miner] Starting mining for difficulty 1412478
2018-Aug-06 11:22:28.437126 INFO    [Miner] Starting mining for difficulty 1427135
2018-Aug-06 11:23:28.494716 INFO    [Miner] Starting mining for difficulty 1413038
2018-Aug-06 11:23:56.705100 INFO    [Miner] Found block for difficulty 1413038
2018-Aug-06 11:23:58.175593 WARNING [MinerManager] Couldn't submit block: 8df8075d36e8ca8edbfb7fb45e9583d8a02c5aef973fbe97ff9ddf7488c94190, reason: Blocknotaccepted
2018-Aug-06 11:23:58.181595 INFO    [Miner] Starting mining for difficulty 1417052
2018-Aug-06 11:24:28.235395 INFO    [Miner] Starting mining for difficulty 1476990
2018-Aug-06 11:24:58.297198 INFO    [Miner] Starting mining for difficulty 1489128
2018-Aug-06 11:25:28.320001 INFO    [Miner] Starting mining for difficulty 1497787
2018-Aug-06 11:25:49.216720 INFO    [Miner] Found block for difficulty 1497787
2018-Aug-06 11:25:49.236725 WARNING [MinerManager] Couldn't submit block: c60d1d57b6ae65a9dec5f5807449284d7798a1eefd1769c3b15333b5415c35d7, reason: Blocknotaccepted
2018-Aug-06 11:25:49.242726 INFO    [Miner] Starting mining for difficulty 1526518

Any ideas?
J