How to change a classic kdewallet to a gpg secured wallet?
In the documentation I found a recipe to select the classic kdewallet in
KWalletManager and export it as an encrypted archive. Before that I should
have created another gpg protected wallet, which I did. After selecting the
new wallet I should import the encrypted archive.
However I got an error message that the wallet already existed. I tried
several things in different orders, closing wallets or not, but did not