Here is a video of repairing your object. I dont think you really needed a repair video (Others may find it useful) Mostly I speed through to the end where I wanted to make the "SEAM EDGE" point I was talking about

Let me know if it is not clear

I left out of the video, but its also relevant.

The seam edge that was "Close" should have attention still if you plan on "FILLETS"

A fillet running into a seam edge can have difficulties and fail...

So remember. "Seam edges!!!!