Cliente crashes everyday (Mac)

Ehhh....My game just crash everyday, in almost every match of ARAM, and it happened sometimes in the summoner's rift. The point is----it happenes everyday!!!!!!!!!!!!!!!!!!!!!!!!!!!!! here is the new mac bug report, just in few minutes. I don't know what happened, I'v uninstall and install many times.....but there is nothing improved.

Is there someone know how to read this report? And figure out what is the reason?

Process: LeagueofLegends [44281] Path: /Applications/League of Legends.app/Contents/LoL/RADS/solutions/lol_game_client_sln/releases/0.0.1.20/deploy/LeagueOfLegends.app/Contents/MacOS/LeagueofLegends Identifier: com.riotgames.LeagueofLegends.GameClient Version: 1.0 (1) Code Type: X86 (Native) Parent Process: LeagueClient [43212] Responsible: LeagueofLegends [44281] User ID: 501

Date/Time: 2017-11-17 16:52:46.795 +0100 OS Version: Mac OS X 10.13.1 (17B48) Report Version: 12 Anonymous UUID: BA595E41-D9F4-4DA2-F87B-87EF4E7E35E9

Sleep/Wake UUID: 1C78F3FB-8895-4AED-B790-AE1EC3FF5D43

Time Awake Since Boot: 210000 seconds Time Since Wake: 7000 seconds

System Integrity Protection: enabled

Crashed Thread: 0 Dispatch queue: com.apple.main-thread

Exception Type: EXC_CRASH (SIGABRT) Exception Codes: 0x0000000000000000, 0x0000000000000000 Exception Note: EXC_CORPSE_NOTIFY

Application Specific Information: abort() called

Application Specific Signatures: Graphics kernel error: 0xfffffffb