i’m having this issue too. i’m having it less often after upgrading to 13 A2. it seems to be partly the server and partly the software.
This just started happening in the past day or so and it's upsetting my users. I love this software but, I'm not upgrading to an alpha 2 version with this many users.
we are using A2 for testing for the users who want the option. for our main site we are running 12