This is not an easy question to answer and will definitely require you to reconnect on some level with your ex-partner. Obviously, this might not be easy, even if you are on amiable terms. You need to find out if he is a different person than he was before. If a new relationship won't just end the same way as before. If he still doesn't want kids, it's off. If he's still the same jerk as he was before, it's off. Advice For Relationship Mistakes
Now, if you broke up because of a mistake made in the heat of the moment, it is a matter of finding out if he or she is the same person. People make mistakes and if a breakup happened because of a mistake, perhaps that breakup was an error in itself. Reading this by no means simplifies the entire process. It will be emotional and likely extremely difficult. However, a good relationship isn't just something you can pick up. If he or she is worth it and you both want it, giving it another run might not be such a bad idea.
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