FileMaker 11 on Mountain Lion: can't even switch layouts...
Operating system version
Description of the issue
You say that 11 works with Mountain Lion, apart from a question on installation. IT DOESN'T. Or at least the file will load, but you can't change to another layout. Given that most FM developers are using 12 only for new clients, the vast majority of databases out there are in fp7 format.
THIS IS A DISASTER!
Steps to reproduce the problem
I created a new database with two tables..