responseInfo:<QNResponseInfo= id: 0552BC22-4956-4101-BE1B-C4F86383C771, ver: 7.0.16, status: -4, requestId: (null), xlog: (null), xvia: (null), host: (null) ip: (null) duration: 0.000000 s time: 1458291986 error: Error Domain=NSCocoaErrorDomain Code=257 "The file “IMG_0166.mp4” couldn’t be opened because you don’t have permission to view it." UserInfo={NSFilePath=/var/mobile/Media/DCIM/100APPLE/IMG_0166.mp4, NSUnderlyingError=0x14fa0c120 {Error Domain=NSPOSIXErrorDomain Code=1 "Operation not permitted"}}>
1.时间戳对不上
2.检查下权限读取问题