解析https响应失败

[rooftopcaller]

[2020-06-18 17:26:52.135][6][trace] [HLS] get m3u8 https://domain:8443/P_LT/live/event/v3/A662117875957441386/index2.m3u8 get success, length=252
[2020-06-18 17:26:52.135][6][error] invalid hls, #EXTM3U not found. ret=202 errno=11(Resource temporarily unavailable)
[2020-06-18 17:26:52.135][6][error] http client parse m3u8 content failed. ret=202 errno=11(Resource temporarily unavailable)

下载的index2.m3u8内容
#EXTM3U
#EXT-X-VERSION:3
#EXT-X-TARGETDURATION:6
#EXT-X-MEDIA-SEQUENCE:56
#EXTINF:5.000000,
index256.ts
#EXTINF:6.000000,
index257.ts
#EXTINF:4.000000,
index258.ts
#EXTINF:6.000000,
index259.ts
#EXTINF:4.000000,
index260.ts
#EXTINF:6.000000,
index261.ts
#EXTINF:4.000000,
index262.ts
#EXTINF:6.000000,
index263.ts
#EXTINF:4.000000,
index264.ts
#EXTINF:6.166667,
index265.ts