(03-20-2018, 03:46 AM)JMC47 Wrote: Are you using render to main window by chance? If not, can you try using the secondary Qt GUI to see if the issue happens there as well?
I am having the same issue on my MacBook Pro with OS 10.13. I think it's related to the way Dolphin is dealing with HiDPI (aka retina) displays. This works fine on the 5.0-2674 release version. All the latest builds (for awhile now, sorry I can't be more specific) have had this issue.