ProcessNewBlock: block not accepted

[MarkLTZ]

Hello there,
during first blockchain download I have this error:

2021-11-29 22:24:15 ERROR: CheckProof: prevented masternode from staking
2021-11-29 22:24:15 ERROR: CheckWork: invalid proof-of-stake (block 2110380f4899658bb8a68f0b42da7b163534d2932d19e99a284b5a3638185382)
2021-11-29 22:24:15 ERROR: ProcessNewBlock: block not accepted
2021-11-29 22:24:34 ERROR: CheckProof: prevented masternode from staking
2021-11-29 22:24:34 ERROR: CheckWork: invalid proof-of-stake (block 2110380f4899658bb8a68f0b42da7b163534d2932d19e99a284b5a3638185382)
2021-11-29 22:24:34 ERROR: ProcessNewBlock: block not accepted
2021-11-29 22:25:50 ERROR: CheckProof: prevented masternode from staking
2021-11-29 22:25:50 ERROR: CheckWork: invalid proof-of-stake (block 2110380f4899658bb8a68f0b42da7b163534d2932d19e99a284b5a3638185382)
2021-11-29 22:25:50 ERROR: ProcessNewBlock: block not accepted
2021-11-29 22:25:54 ERROR: CheckProof: prevented masternode from staking
2021-11-29 22:25:54 ERROR: CheckWork: invalid proof-of-stake (block 2110380f4899658bb8a68f0b42da7b163534d2932d19e99a284b5a3638185382)
2021-11-29 22:25:54 ERROR: ProcessNewBlock: block not accepted

Could you please help me?