UE37D5500 - m3u do not work

[apsikus]

Hi,
I have Samsung UE37D5500. I have installed SSIPTV app using ur tutorial: viewtopic.php?t=2874 via IP sync.
I have loaded m3u list to the TV, which is working fine on laptop using VLC.

But for uknown reason, I'm not able to start any channel. Please send help

[Eugene]

UE37D5500 is ver, very old device. It doesn't support many modern formats and codecs.