object reference not set an instance of an object, help!!! urgent!!!!!!
我每次在数据量大的时候,都会出现object reference not set to an instance of an object的错误。
代码是:
SqlDataAdapter dataAdapter = new SqlDataAdapter(sSqlString,dbConnection);
if(dbConnection.State==System.Data.ConnectionState.Open)
dbConnection.Close();
dbConnection.Open();
dataAdapter.Fill(ds);
请教各位。