Normal
The unknown error is caused by IPTV filter - remote RTSP server does not respond to filter request within specified timeout (default is 1.5 second). On your second try, RTSP server responds almost immediately. You can specify bigger timeout in MediaPortal IPTV filter and url source splitter plugin - select one or more RTSP urls, scroll to Connection section and change OpenConnectionTimeout parameter. Then save playlist or store changes to database.The channel is encrypted - at least TV service thinks, that channel is encrypted. If stream is surely FTA, then you can set Set stream as not scrambled in Mpeg2TsParser parameter.
The unknown error is caused by IPTV filter - remote RTSP server does not respond to filter request within specified timeout (default is 1.5 second). On your second try, RTSP server responds almost immediately. You can specify bigger timeout in MediaPortal IPTV filter and url source splitter plugin - select one or more RTSP urls, scroll to Connection section and change OpenConnectionTimeout parameter. Then save playlist or store changes to database.
The channel is encrypted - at least TV service thinks, that channel is encrypted. If stream is surely FTA, then you can set Set stream as not scrambled in Mpeg2TsParser parameter.