Uncaught exception: NSInvalidArgumentException: *** -[NSPlaceholderString initWithFormat:locale:arguments:]: nil argument
(
0CoreFoundation0x0000000184a91918 + 148
1libobjc.A.dylib0x00000001840fff80 objc_exception_throw + 56
2CoreFoundation0x0000000184a91848 + 0
3Foundation0x0000000185362814 + 124
4Foundation0x0000000185362710 + 68
5VRMAX0x00000001012ee9cc -[GVROverlayView initWithFrame:] + 3228
6VRMAX0x00000001012eb588 -[GVRUnityController init] + 104
7VRMAX0x00000001012ebba0 createUiLayer + 88
8VRMAX0x000000010067260c -[CardboardAppController createUnityView] + 108
9VRMAX0x000000010049a140 -[UnityAppController application:didFinishLaunchingWithOptions:] + 1044
10UIKit0x00000001897f9704 + 400
11UIKit0x0000000189a28130 + 2904
12UIKit0x0000000189a2c4b8 + 1672
13UIKit0x0000000189a295c0 + 168
14FrontBoardServices0x0000000186047790 + 184
15FrontBoardServices0x0000000186047b10 + 56
16CoreFoundation0x0000000184a48efc + 24
17CoreFoundation0x0000000184a48990 + 540
18CoreFoundation0x0000000184a46690 + 724
19CoreFoundation0x0000000184975680 CFRunLoopRunSpecific + 384
20UIKit0x00000001897f2580 + 460
21UIKit0x00000001897ecd90 UIApplicationMain + 204
22VRMAX0x00000001009db7f0 main + 208
23libdyld.dylib0x00000001845168b8 + 4
)
*** Terminating app due to uncaught exception 'NSInvalidArgumentException', reason: '*** -[NSPlaceholderString initWithFormat:locale:arguments:]: nil argument'
*** First throw call stack:
(0x184a91900 0x1840fff80 0x184a91848 0x185362814 0x185362710 0x1012ee9cc 0x1012eb588 0x1012ebba0 0x10067260c 0x10049a140 0x1897f9704 0x189a28130 0x189a2c4b8 0x189a295c0 0x186047790 0x186047b10 0x184a48efc 0x184a48990 0x184a46690 0x184975680 0x1897f2580 0x1897ecd90 0x1009db7f0 0x1845168b8)
libc++abi.dylib: terminating with uncaught exception of type NSException
UIApplicationMain(argc, argv, nil, [NSString stringWithUTF8String:AppControllerClassName]);
替换
returnUIApplicationMain(argc, argv,nil,NSStringFromClass([AppDelegateclass]));