Title case shortcut CTRL+ALT+I doesn't work

[jgera]

When i press the shortcut keys the text remains unchanged however It works when i manually select from the Edit>Convert>Title Case it works,

[zufuliu]

it works for me with US keyboard.

[meteorquake]

If you happen to be trying to title case something that's currently uppercase, Title case won't action upon individual words that are completely upper case. what I do in that instance is Ctrl-U Ctrl-Alt-I (i.e. Ctrl-U to make lower case first so the title case is effected)
d