i cant solo mine why ! Please help me

digit.conf

rpcuser=gpu1

rpcpassword=password

rpcallowip=127.0.0.1

rpcport=44101

addnode=80.240.142.154

server=1

listen=1

sgminer.exe --kernel x13mod -o http://127.0.0.1:44101 -u gpu1 -p password

and then i become :
Pool 0 slow/down or URL or credential