Could not delete songs from iPhone using iTunes
So recently, I deleted all the songs on my iPhone because I needed more space. When I connected my phone on my Macbook I checked iTunes and all the songs from my phone where still listed there. Then I tried selecting and deleting them and this happens:
Then I tried adding them back to my phone but they could not be placed on my phone anymore. How do I fix this?
And... also, my songs were downloaded through torrents... so... I guess it's part of the issue?