League of Legends(TM) client has stopped working.
This is happening after the recent update (3-10-2015 to 3-12-2015).

This is happening after the recent update (3-10-2015 to 3-12-2015).

Fix the issue............
I can't see the timer, but I'm assuming it reads 0:04 - 0:05 before it crashes. Are you currently running Windows 10? If so, read this. If not, you'll need to post more information for Riot to:
Fix the issue............
More information includes your computer's specs, champions involved, and relevant logs from the logs folder (assuming Windows: C:\Riot Games\League of Legends\Logs\Game - R3d Logs).
Yes. I am running Win 10 Tech Preview.