Problem with ICO

Hi, i have the same problem with the contract ERC-20 + ICO as you. ( https://hashnode.com/post/how-to-build-your-own-ethereum-based-erc20-token-and-launch-an-ico-in-next-20-minutes-cjbcpwzec01c93awtbij90uzn ) I wrote a commentary but i thing its poss...