The pool only shows an estimate when you find a share - if you go a while without finding one, the pool will say 0. There was a bug where the miner would not reconnect to the pool - fixed in git.
what am I doing wrong, rejecti go to the pool there is no display

{
"Algorithms":
[{
"name": "CryptoNight",
"devices":[{
"index": 0,
"rawintensity": 916,
"worksize": 8
},
{
"index": 1,
"rawintensity": 924,
"worksize": 8
},
{
"index": 2,
"rawintensity": 924,
"worksize": 8
}
],
"pools":[{
"url": "stratum+tcp://xmr.crypto-pool.fr:3333",
"user": "43buVZbkWfxhUFRsUPyDQTC",
"pass": "1"
}]
}]
}