Hey there, @melindao. Happy to help.
To provide the best assistance, I'd like to gain some additional insight into your situation. What is the error message you're receiving? Once I know this information I can get you back up and running for sure in no time.
In the meantime, I recommend checking out these awesome resources to start troubleshooting:
I'll be here to help if you have any additional questions. Just hit that Reply button below. Have a good one!