Can someone explain me the missing payment? I dont fully get it:
2017-07-22 18:07:23 Masternode payment enforcement is disabled, accepting block
2017-07-22 18:07:23 UpdateTip: new best=000000000002bc0384c173cdf44808e240535fbc728f6289a5ac6033b5920974 height=14807 log2_work=53.254173 tx=18093 date=2017-07-22 18:07:03 progress=0.999898 cache=0.1MiB(237tx)
2017-07-22 18:07:23 ProcessNewBlock : ACCEPTED
2017-07-22 18:07:41 CMasternodeMan::CheckAndRemove
2017-07-22 18:07:41 CMasternodePayments::CleanPaymentList() - Votes: 1422, Blocks: 150 mapSeenSyncMNW 1417
2017-07-22 18:08:42 CMasternodeMan::CheckAndRemove
2017-07-22 18:08:42 CMasternodePayments::CleanPaymentList() - Votes: 1422, Blocks: 150 mapSeenSyncMNW 1417
2017-07-22 18:09:19 CMasternodePayments::IsTransactionValid - Missing required payment - D6rV4H8x3Pr3sZkG2J3xR1m6XBsesqr5sm 500000000
2017-07-22 18:09:19 Invalid mn payment detected CTransaction(hash=ef25485ac8, ver=2, vin.size=1, vout.size=1, nLockTime=0)
CTxIn(COutPoint(0000000000000000000000000000000000000000000000000000000000000000, 4294967295), coinbase 02d839049c947359088100012e2d4d00007969696d7000, nSequence=0)
CTxOut(nValue=25.00000000, scriptPubKey=76a914fc29a868c0641ebf9b7ffa0d)