Font troubles come and go with each OS X and MAC OS version so here's the usual:
http://www.macissues.com/2014/04/18/how-to-troubleshoot-font-problems-in-os-x/
So yes I did have such pop up over the years and this article is a nice summation.
Bob
Hi,
Im running latest version of yosemite and some of my programs show fonts like this. Anyone else had similar problems and know how to solve it?
Link to screenshot:
https://www.dropbox.com/s/mvph54s0b891d8x/text%20problem%20osx.jpg?dl=0
Thanks!

Chowhound
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