Welcome to the Intuit Community, Lanikai.
I’m happy to know you’re able to resolve the issue by using the QuickBooks File Doctor. This tool is used to check the damaged or corrupted company files, and network errors.
For some tips on how to utilize the tool, see the following articles. The links contains screenshots as well as instructions to resolve network issues.
Please know the Community is a one stop shop for help about QuickBooks. You can post anytime if you have questions or want to share your best practices using the product. Have a great rest of the day.