/home/probe/Probe-1.0.2/node_modules/loopback-connector-mysql/node_modules/mysql/lib/protocol/Parser.js:82
        throw err;
              ^
Error: ER_ACCESS_DENIED_ERROR: Access denied for user 'root'@'localhost' (using password: YES)
    at Handshake.Sequence._packetToError (/home/probe/Probe-1.0.2/node_modules/loopback-connector-mysql/node_modules/mysql/lib/protocol/sequences/Sequence.js:48:14)
    at Handshake.ErrorPacket (/home/probe/Probe-1.0.2/node_modules/loopback-connector-mysql/node_modules/mysql/lib/protocol/sequences/Handshake.js:101:18)
    at Protocol._parsePacket (/home/probe/Probe-1.0.2/node_modules/loopback-connector-mysql/node_modules/mysql/lib/protocol/Protocol.js:271:23)
    at Parser.write (/home/probe/Probe-1.0.2/node_modules/loopback-connector-mysql/node_modules/mysql/lib/protocol/Parser.js:77:12)
    at Protocol.write (/home/probe/Probe-1.0.2/node_modules/loopback-connector-mysql/node_modules/mysql/lib/protocol/Protocol.js:39:16)
    at Socket.<anonymous> (/home/probe/Probe-1.0.2/node_modules/loopback-connector-mysql/node_modules/mysql/lib/Connection.js:82:28)
    at Socket.emit (events.js:95:17)
    at Socket.<anonymous> (_stream_readable.js:765:14)
    at Socket.emit (events.js:92:17)
    at emitReadable_ (_stream_readable.js:427:10)
    --------------------
    at Protocol._enqueue (/home/probe/Probe-1.0.2/node_modules/loopback-connector-mysql/node_modules/mysql/lib/protocol/Protocol.js:135:48)
    at Protocol.handshake (/home/probe/Probe-1.0.2/node_modules/loopback-connector-mysql/node_modules/mysql/lib/protocol/Protocol.js:52:41)
    at PoolConnection.connect (/home/probe/Probe-1.0.2/node_modules/loopback-connector-mysql/node_modules/mysql/lib/Connection.js:109:18)
    at Pool.getConnection (/home/probe/Probe-1.0.2/node_modules/loopback-connector-mysql/node_modules/mysql/lib/Pool.js:45:23)
    at MySQL.query (/home/probe/Probe-1.0.2/node_modules/loopback-connector-mysql/lib/mysql.js:167:10)
    at MySQL.all (/home/probe/Probe-1.0.2/node_modules/loopback-connector-mysql/lib/mysql.js:580:8)
    at Function.find (/home/probe/Probe-1.0.2/node_modules/loopback-datasource-juggler/lib/dao.js:790:34)
    at Function.findOne (/home/probe/Probe-1.0.2/node_modules/loopback-datasource-juggler/lib/dao.js:856:8)
    at DataSource.onConnected (/home/probe/Probe-1.0.2/node_modules/loopback-datasource-juggler/lib/datasource.js:1965:12)
    at DataSource.g (events.js:180:16)