Download genesis file, if you need. Also be sure to verify the genesis sha256 checksum before starting your node.
Genesis Info
Instructions with terminal
wget -O $HOME/.warden/config/genesis.json "https://snapshot-de-1.genznodes.dev/warden/genesis.json"
shasum -a 256 $HOME/.warden/config/genesis.json
## output
084571d20aa6bb8c69e59308a19a407035d5fc93ad538feab0211f3e95e4bfc8 ~/.warden/config/genesis.json