the error happened today when I tried to start the game. report:
Arma 3 Troubleshooting Report

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Please report this on Arma 3 Feedback Tracker (http://feedback.arma3.com). Thanks to you we may fix the issue faster.

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Process exit

Exit code: 0xC06D007E - Unknown
Running time: 00:00:02.5078242

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System information

Date: 2015-09-09 17:10:55 / 2015-09-09 14:10:55 -03
Current dir: D:\Steam\steamapps\common\Arma 3
Command line: "D:\Steam\steamapps\common\Arma 3\arma3launcher.exe"
CLR version: 4.0.30319.18331
OS Version: 6.2.9200.0 (Microsoft Windows NT 6.2.9200.0)
OS 64 bit: True
Process 64 bit: False
Culture: pt-BR
UI Culture: pt-BR

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Last game report

D:\Steam\steamapps\common\Arma 3\arma3.exe

"D:\Steam\steamapps\common\Arma 3\arma3.exe" -mod

Original output filename: Arma3Retail_DX11
Exe timestamp: 2015/08/25 16:06:38
Current time: 2015/09/09 14:10:47

Type: Public
Branch: Stable
Version: 1.50.131969

Allocator: D:\Steam\steamapps\common\Arma 3\dll\tbb4malloc_bi.dll

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Exception code: C06D007E at 768B4B32
Version 1.50.131969
Fault time: 2015/09/09 14:10:47
Fault address: 768B4B32 01:00013B32 C:\Windows\SYSTEM32\KERNELBASE.dll
file:
world:
Prev. code bytes: 20 83 64 24 10 00 8D 04 24 50 FF 15 80 83 93 76
Fault code bytes: 8B 4C 24 54 33 CC E8 07 72 FF FF 8B E5 5D C2 10

Registers:
EAX:02E3F670 EBX:02102CF0
ECX:00000001 EDX:00000000
ESI:00000000 EDI:00000000
CS:EIP:0023:768B4B32
SS:ESP:002B:02E3F670 EBP:02E3F6CC
DS:002B ES:002B FS:0053 GS:002B

Flags:00000212

note: Minidump has been generated into the file C:\Users\diego\AppData\Local\Arma 3\arma3_2015-09-09_14-10-47.mdmp

{F26998}