win 7 pro
Broken: (example: 2.76.1 bfdb420)
Short description of error
when you try to check if there are some interior faces, from menu you select interior faces in face mode. but it does not show them. you only can do this by select non manifold in egde mode and then find the wrong ones.
Exact steps for others to reproduce the error
when you open file, there is black frame where interior faces are. change to face mode, then select interior faces from menu. nothing happens. change to egde mode and select non manifold, and there are 2 interior faces which were not selected earlier.