This issue was fixed in InDesign v15.1.2 and later.
Please update to the latest available versions and see if the issue(s) you were facing earlier has got resolved.
Remember to check how you are signed into your CC account and if need be, sign out and sign in again. Since Share for Review is a service and dependent on your login to your Adobe ID account, it is important that CCD app is working well with your credentials.
An error occurred while saving the commentMargarita Strigaleva commented
I still have this issue in my InDesign 16.1. Please fix it.