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Re: "Incorrect prefix key" error during inplace 5.7 to 8.0 upgrade
Posted by: Peter Brawley
Date: January 07, 2022 06:14PM

Might be a key where one part is spatial, which I think 8 disallows, so you'd need to find & change that beforehand.

The possibility of such issues persuades me to avoid in-place upgrades.

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