KeyboardExtension[65191:2547754] [] __nwlog_err_simulate_crash simulate crash already simulated "nw_socket_set_common_sockopts setsockopt SO_NOAPNFALLBK failed: [42] Protocol not available"
KeyboardExtension[65191:2547754] [] nw_socket_set_common_sockopts setsockopt SO_NOAPNFALLBK failed: [42] Protocol not available, dumping backtrace:
[x86_64] libnetcore-856.20.4
0 libsystem_network.dylib 0x000000010f6a4682 __nw_create_backtrace_string + 123
1 libnetwork.dylib 0x00000001100b7932 nw_socket_add_input_handler + 3100
2 libnetwork.dylib 0x00000001100954f4 nw_endpoint_flow_attach_protocols + 3768
3 libnetwork.dylib 0x0000000110094511 nw_endpoint_flow_setup_socket + 563
4 libnetwork.dylib 0x0000000110093270 -[NWConcrete_nw_endpoint_flow startWithHandler:] + 2612
5 libnetwork.dylib 0x00000001100ae44d nw_endpoint_handler_path_change + 1261
6 libnetwork.dylib 0x00000001100ade7c nw_endpoint_handler_start + 570
7 libnetwork.dylib 0x00000001100c5ae5 nw_endpoint_resolver_start_next_child + 2240
8 libdispatch.dylib 0x000000010f44e12e _dispatch_client_callout + 8
9 libdispatch.dylib 0x000000010f4319d5 _dispatch_continuation_pop + 578
10 libdispatch.dylib 0x000000010f44277d _dispatch_source_latch_and_call + 192
11 libdispatch.dylib 0x000000010f43b5a9 _dispatch_source_invoke + 1259
12 libdispatch.dylib 0x000000010f43331f _dispatch_queue_serial_drain + 502
13 libdispatch.dylib 0x000000010f433cf3 _dispatch_queue_invoke + 1118
14 libdispatch.dylib 0x000000010f435a0e _dispatch_root_queue_drain + 506
15 libdispatch.dylib 0x000000010f4357b4 _dispatch_worker_thread3 + 113
16 libsystem_pthread.dylib 0x000000010f7f44de _pthread_wqthread + 1129
17 libsystem_pthread.dylib 0x000000010f7f2341 start_wqthread + 13
我正在使用 xcode 8.1 版本和 ios 10。我正在使用键盘中的 API。在执行扩展时，我在控制台日志中遇到了上述崩溃。
我已经完成了 Error: Protocol not available, dumping backtrace 问题并尝试了接受的答案，但我的日志中仍然出现此错误。
任何帮助将不胜感激。提前致谢。
最佳答案
这是 UIKit 的内部错误。根据 Apple Bug Report Radar 4468254630，这已在 iOS 11 Beta 1 中修复。
关于ios - 错误套接字 SO_NOAPNFALLBK 失败 : [42] Protocol not available, 转储回溯，我们在Stack Overflow上找到一个类似的问题： https://stackoverflow.com/questions/41054035/