hi,
i have installed SimplePool...
~/SimplePool$ python pool.py
http://cryptoniterpc:pass@127.0.0.1:8252 --sharelog share.log --force --lifetime 1
launch Ok NO ERROR but i read this message after login :
{"result":null,"error":{"code":-32700,"message":"Parse error"},"id":null}
please help me for the new pool

ps: share.log have zero errors