can't create mobile account mac OSX 10.10

You may come across 10.10, or 10.9 yosemite or mavericks machines that you cannot create mobile accounts on. Try the below to fix.

Directory utility is now found in System > Library > CoreServices > Applications

To enable this on a domain bound mac go into directory utility > Active directory then edit ( the pencil icon below)

Expand the options by clicking on the small triangle ( see screen shot)

put a tick in create mobile account at login.

All done!