Here are some questions that might help you with the answers you seek:
1) What are you looking for?
2) Is that what you are getting from this "not" relationship?
3) Do you have issues you have not dealt with from previous relationships?
4) Does your "ex" have issues she has not dealt with from previous relationships?
5) What do you want to happen here?
6) What else do you have in your life except for your ex?
7) Where are your family?
8) Do you have many friends?
9) How do you feel about yourself?
I hope these questions and their answers might help guide you to where you want to be.
All the best,