Permission noescape.raid.bgradeblock doesn't exist. Can't assign it to any groups.

Ensure that your configuration file includes the "bgrade" setting under the "Types" category.

      "Types": [
        "remove",
        "tp",
        "bank",
        "trade",
        "recycle",
        "shop",
        "bgrade",
        "build",
        "repair",
        "upgrade",
        "vend",
        "kit",
        "assignbed",
        "craft",
        "mailbox",
        "backpack"
      ]
    },

After this setting has been verified reload the plugin to update the permissions in game before proceeding.