Error in 2,4,6

[JewelryNest]

I have insatall fresh Magento 2,4.6 and I get many errors, copy pre live to live 

1) A technical problem with the server created an error. Try again to continue what you were doing. If the problem persists, try again later.

Can not save anything, and an error that I get from the new relic

Please help

JewelryNest

[konstantina904]

Send a few screenshots of the errors and copy/paste var/log/exception.log and var/log/system.log files.