Veryyy odddd question please answer?

well i have these group of raver friends we love too go out and rave alll the time. but lately ive been homee trying too focus on school and get my head back in placee. anyways ive recently lost my friendss.. becuz of a horrible reltionship i went through, they were there for me at first but then in the end they couldnt put up with it anymoree..i would constantly talk about my problemss.... everyday.. and i still do now.. but yeah everytime jack witch is my ex boyfriend hangs with my friends its always akward it sucks cuzs he a apart of our group... and one day he told me i make him feel very uncomfortable and told me too leave.. like he said it was the way i was throwing off vibes and the way i was acting.. i feel like im litterly crazy becz of him...i take things soo affenseliy and get easilyy hurtt... what can i do?