I make cofig file with : rpcuser=user
                               rpcpassword=pass
                               rpcport=5332
                               daemon=1
                               listen=1
                               server=1
                               rpcallowip=127.0.0.1
the open the  wallet-qt
make .bat file with command for cpuminer-opt : cpuminer-avx2-sha -a sha3d -o http://127.0.0.1:5332 -u user -p pass -t4 --no-longpoll --coinbase-addr=wallet address --param-key "YCN"

but have this : ......bad-txnmrklroot
Every share are rejected