So much pending transactions with zero gasPrice before and now [eth1] Payment processing failed System.InvalidOperationException

[James1847]

Below is the command how I start geth:
geth --ropsten --datadir=/www/data --snapshot=false --cache=21000 --maxpeers=250 --txpool.globalslots=1000 --http --http.port=8545 --http.api=eth,net,web3,miner -ws --ws.port=8546 --ws.api=eth,net,web3,miner --keystore='/www/.ethereum/keystore' --unlock='0xDD1de78b63dE187304E709bE4A75842700bEd940' --password='/www/password' --allow-insecure-unlock --miner.etherbase='0xDD1de78b63dE187304E709bE4A75842700bEd940' --mine --miner.threads=0

And how I set the configuration in mingingcore config.json:

The miningcore error shows below:

[James1847]

Sorry for the more details I posted in the Issues section, anyone can see #1076 for details