Block rejected from my pool, How to fix it?
2018-08-18 15:44:50: REJECTED GTM block 20452
2018-08-18 08:44:48 CreateNewBlock(): total size 1000 txs: 0 fees: 0 sigops 100
2018-08-18 08:44:50 ERROR: ConnectBlock(GTMCOIN): no founder reward
2018-08-18 08:44:50 InvalidChainFound: invalid block=000000000014e20ea7f0d76494caa46181c3c908a825ff7d935ac2e04d98f351 height=20452 log2_work=56.233712 date=2018-08-18 08:44:49
2018-08-18 08:44:50 InvalidChainFound: current best=00000000000305d18193281913c51049e824f4f77b2a437cf85283af7eb49138 height=20451 log2_work=56.233485 date=2018-08-18 08:44:17
2018-08-18 08:44:50 ERROR: ConnectTip(): ConnectBlock 000000000014e20ea7f0d76494caa46181c3c908a825ff7d935ac2e04d98f351 failed
2018-08-18 08:44:50 InvalidChainFound: invalid block=000000000014e20ea7f0d76494caa46181c3c908a825ff7d935ac2e04d98f351 height=20452 log2_work=56.233712 date=2018-08-18 08:44:49
2018-08-18 08:44:50 InvalidChainFound: current best=00000000000305d18193281913c51049e824f4f77b2a437cf85283af7eb49138 height=20451 log2_work=56.233485 date=2018-08-18 08:44:17