Well obviously without knowing the details, it is hard to judge (not that we want to judge you, chas veshalom!)
But I still maintain that you should have a valid reason to think she may change her mind before putting her (and you) through the pain of considering it again, since obviously there is a reason she said no the first time around.
I don’t mean to sound harsh, I’ve just been there, and I know what it feels like.
Hashem should give you siyata dishmaya to find your zivug hagun bekarov, and easily.