That message means that you will need to revisit the Foreign Tax section of your return before you will be able to file it. Form 1116 is not currently available according to the message on the screen. After the form is available, you will be able to revisit that section and have Form 1116 included as part of your return without any issues.
The information about forms availability is subject to change, but as of the time of this message, the expected date is in early March.
Take a look at the following TurboTax help article to see the latest information about when Form 1116 is expected to be available:
IRS forms availability table for TurboTax individual (personal) tax products
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