What miner are you using? Make sure to pick CryptoNight7 or Monero7 for the mining algo
Miner XMR Stak:
"pool_list": [
{
"pool_address": "pool.xdrop.io:3333",
"wallet_address": "YOUR_WALLET_ADDRESS",
"rig_id": "YOUR_WORKER_NAME",
"pool_password": "x",
"use_nicehash": false,
"use_tls": false, /* Set to true if you are using an SSL port */
"tls_fingerprint": "",
"pool_weight": 1
},
],
"currency": "cryptonight_v7",