As far as I know, after doing a lot of research, once you deploy in memory tables you cannot delete filegroups. It's some kind of product limitation....

• This reply was modified 4 years ago by  jdlayton83.

Thanks! no active transactions.

As far as I know replication is not running.

I did deploy in-memory tables once, huge mistake. I couldn't delete memory optimized filegroup, so I took it offline.

Could...

• This reply was modified 4 years ago by  jdlayton83.