cabal Could not deserialize <repo>/root.json

I use ghcup to update cabal to 3.6.2.0 and ghc's version is 8.10.7 , Ubuntu 18.04... But the result always is this whatever I use any commands:

By the way, I use cabal to install ogma, if you have free time ,the link is here: https://github.com/nasa/ogma#table-of-contents