搜索不到设备,并且崩溃

[jinxiaobing-maker]

搜索设备为空 并且崩溃到这一行

• (NSString *)URLHeader{ if (!_URLHeader) { _URLHeader = [NSString stringWithFormat:@"%@://%@:%@", [self.loaction scheme], [self.loaction host], [self.loaction port]]; } return _URLHeader; } 发现设备--( ) [CLUPnPServer.m in line 105] => 发送信息成功 *** Terminating app due to uncaught exception 'NSInvalidArgumentException', reason: '-[__NSCFString scheme]: unrecognized selector sent to instance 0x1411dfe10' *** First throw call stack: (0x189c7321c 0x18710dabc 0x189cdd614 0x189b87a1c 0x189b87aa0 0x1089e16b0 0x1089e1f00 0x189bc9e3c 0x104b66f78 0x104b66ed4 0x1887e673c 0x189b7592c 0x189b5eb98 0x189b5bbc4 0x189b5c208 0x1a5a5ac8c 0x1a5a50d6c 0x189b810a0 0x1887f4c98 0x1887f4cf4 0x104cb24e8 0x1089e8f28 0x1089e62dc 0x10a6a8584 0x10a6c2064 0x10a6e2f70 0x10a6b8548 0x10a6b8484 0x189bc5d90 0x189b694f4 0x189b6ac3c 0x1d6d49454 0x18c57d274 0x18c548a28 0x104cd5508 0x1b0a3ff08) libc++abi: terminating due to uncaught exception of type NSException *** Terminating app due to uncaught exception 'NSInvalidArgumentException', reason: '-[__NSCFString scheme]: unrecognized selector sent to instance 0x1411dfe10' *** First throw call stack: (0x189c7321c 0x18710dabc 0x189cdd614 0x189b87a1c 0x189b87aa0 0x1089e16b0 0x1089e1f00 0x189bc9e3c 0x104b66f78 0x104b66ed4 0x1887e673c 0x189b7592c 0x189b5eb98 0x189b5bbc4 0x189b5c208 0x1a5a5ac8c 0x1a5a50d6c 0x189b810a0 0x1887f4c98 0x1887f4cf4 0x104cb24e8 0x1089e8f28 0x1089e62dc 0x10a6a8584 0x10a6c2064 0x10a6e2f70 0x10a6b8548 0x10a6b8484 0x189bc5d90 0x189b694f4 0x189b6ac3c 0x1d6d49454 0x18c57d274 0x18c548a28 0x104cd5508 0x1b0a3ff08) terminating due to uncaught exception of type NSException

[zhongyuanYIN]

这个问题好像跟XML解析不出来是一个问题，因为解析出来的设备URLHeader字段为nil，到连接设备并且播放视频的步骤就会抱着个错并且崩溃，麻烦up主一起看下这个问题吧 @MQL9011