coin base keeps saying failed cvn

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Air Force : Honor Guard .

Air Force : Honor Guard . 5 Certified validation nodes (). Error: Card verification – .

Air Force : Honor Guard . San Francisco, CA.

I getting the error message “Error: Card verification – “.

https://en.wikipedia.org/wiki/Coin

https://en.wikipedia.org/wiki/Coins_of_the_pound_sterling

https://en.wikipedia.org/wiki/Coin_flipping

https://en.wikipedia.org/wiki/Coins_of_the_Canadian_dollar

https://en.wikipedia.org/wiki/COINTELPRO

Chart: The Coin Universe Keeps Expanding – Visual Capitalist