IOS crash

IOS 上架时显示崩溃日志，这些东西对于我们来说不是很好理解，希望大神们帮忙看一下，多多指点

Filtered syslog:
None found

Thread 0 name: Dispatch queue: com.apple.main-thread
Thread 0 Crashed:
0 libsystem_kernel.dylib 0x00000001845050e8 0x1844e3000 + 139496
1 libsystem_pthread.dylib 0x00000001846a7c90 0x1846a3000 + 19600
2 Foundation 0x00000001853e3698 0x1853b1000 + 206488
3 Foundation 0x000000018540ea48 0x1853b1000 + 383560
4 DCloud_Pandora 0x0000000100e91828 0x100e20000 + 464936
5 CoreFoundation 0x0000000184a10c3c 0x184939000 + 883772
6 CoreFoundation 0x0000000184a101b8 0x184939000 + 881080
7 CoreFoundation 0x0000000184a0ff14 0x184939000 + 880404
8 CoreFoundation 0x0000000184a8d84c 0x184939000 + 1394764
9 CoreFoundation 0x0000000184946f38 0x184939000 + 57144
10 Foundation 0x00000001853b7bbc 0x1853b1000 + 27580
11 UIKit 0x000000018ea719d8 0x18e647000 + 4368856
12 UIKit 0x000000018e6f89a0 0x18e647000 + 727456
13 UIKit 0x000000018ea7185c 0x18e647000 + 4368476
14 UIKit 0x000000018ec8b17c 0x18e647000 + 6570364
15 UIKit 0x000000018f2ee89c 0x18e647000 + 13269148
16 UIKit 0x000000018e6581ec 0x18e647000 + 70124
17 UIKit 0x000000018f0d3ac8 0x18e647000 + 11061960
18 UIKit 0x000000018f221bf8 0x18e647000 + 12430328
19 UIKit 0x000000018e657c0c 0x18e647000 + 68620
20 UIKit 0x000000018e6575a8 0x18e647000 + 66984
21 UIKit 0x000000018e695334 0x18e647000 + 320308
22 FrontBoardServices 0x0000000187280f24 0x187274000 + 53028
23 libdispatch.dylib 0x0000000184370a60 0x18436f000 + 6752
24 libdispatch.dylib 0x0000000184378170 0x18436f000 + 37232
25 FrontBoardServices 0x00000001872b4878 0x187274000 + 264312
26 FrontBoardServices 0x00000001872b451c 0x187274000 + 263452
27 FrontBoardServices 0x00000001872b4ab8 0x187274000 + 264888
28 CoreFoundation 0x0000000184a27404 0x184939000 + 975876
29 CoreFoundation 0x0000000184a26c2c 0x184939000 + 973868
30 CoreFoundation 0x0000000184a2479c 0x184939000 + 964508
31 CoreFoundation 0x0000000184944da8 0x184939000 + 48552
32 GraphicsServices 0x000000018692a020 0x18691f000 + 45088
33 UIKit 0x000000018e964758 0x18e647000 + 3266392
34 DCloud_Pandora 0x0000000100e24098 0x100e20000 + 16536
35 libdyld.dylib 0x00000001843d5fc0 0x1843d5000 + 4032