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Redline doesn't start up at all when I hit ''Play Redline''
I realise I'm late to this post, but did you ever manage to get it running? Give this a try: https://steamcommunity.com/sharedfiles/filedetails/?id=2145304384

If that's no good, I'd be happy to help further.
Post edited September 02, 2020 by [re-fund]