我无法使用golang gooracle驱动程序执行查询

When I try to execute a query using the gooracle.v2 library, go returns the following error message:

invalid memory address or nil pointer dereference

Below is my code:

import (

    "database/sql"
"strconv"
_ "APIGateway/Web/Resource/GO/gopkg.in/goracle.v2"
log "github.com/sirupsen/logrus"
 )

type GERENCIABD struct {
DataBase *sql.DB
Stmt     *sql.Stmt
Result   sql.Result
Rows     *sql.Rows
}


func (ds *GERENCIABD) F_GERENCIABD_ABRIR_CONEXAO_MYSQL() {

var vError error
var vRazaoSocial string

ds.DataBase, vError = sql.Open("goracle", "user/password@192.168.1.206:1521/orcl")

if vError != nil {
    log.Infof("Could not connect %v%", vError)
}

ds.Rows, _ = ds.DataBase.Query("select 'asdfdasf' descricao from dual")

for ds.Rows.Next() {
    ds.Rows.Scan(&vRazaoSocial)
}

println(vRazaoSocial)
}

Imports are not giving error because I installed mingw64.

The log returns no errors.