i was looking at my friends masteries in the profile menu, then the champion select started and suddenly i had his masteries! mine were gone i had to go to the edit masteries menu in the champion select to gain my masteries back! this is weird and has to be fixed otherwise i can't play with my masteries
(i had to relog to gain back my masteries...)
please riot fix this and answer to me this has happened to me 3 times already
Is there something you really can't do without in the client? Is Udyr displaying as a Picasso painting again? This is the place to report bugs and give suggestions for League of Legends in general!
Don't spam your suggestions or bug reports here, and follow the [Universal Rules](http://boards.euw.leagueoflegends.com/en/c/announcements-en/3eWpXbJi). While not every suggestion here will be implemented, your favourites can be voted to the top for maximum visibility!