Win8.1 64bit GTX 980
Win7 64bit GTX560ti
Broken: 2.73.9 b4fccce
Short description of error
Number keys can be used to switch between brushes quickly.
Now it no longer working.
Exact steps for others to reproduce the error
Rename a brush to "1 hard" and another "2 soft"
Press number key 1 and 2 to switch between them.