Uh oh, your upgrade to 2.2.15 has failed!

[Artonn]

So I pressed the upgrade button on my site and it started running after a while, the site went down and i got the cloudflare screen. The site finally appeared again a while later and now it's just saying "Site is currently being updated, come back later".

I reloaded the "https://danskeakvarier.dk/install/ and i saw a upgrade button, clicked that and got this page. What do I do now?

I'm also getting:

Uh oh, your upgrade to 2.2.15 has failed!

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