p.psarc file can´t be previewed?!

[www.twitch.tv/samu_sakariii]

What is this? cant download any songs D: its says same thing in every song what i download? what i need to get to get these songs working?

[Kid Meatball]

Are you paying for those downloads?

[www.twitch.tv/samu_sakariii]

Nope, and those downloads worked couple days back, and now it gives that comment when im going to download

[Kid Meatball]

Ask the people who gave you the file for help, you wont get any here.