It's important to make sure the space is blank.
- Go to Personal Information
- Scroll to Mailing Address > Edit
- cCick on that space and be sure to use the delete key to remove any characters.
It may also be a good idea to clear your cache and cookies. It handles many issues that seem nonsensical on a regular basis.
- Close your TurboTax return first.
Watch to be sure you are selecting 'all time' as example. Do not use selections like 'last hour' for those browsers that give you options.
Once this is complete open your return and select to enter your income.