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I've read that folded newspaper can work as an improvised strop when you're traveling. I've never tried it myself.

I dinged my first razor on the faucet & had to send it off. That taught me to be just as careful with it in the sink as I am on my face.

Stropping can often fix a slightly rolled edge. It's worth a shot at the very least.
I would suggest practicing the stropping motions with something else first. A few hundred laps with a butter...