how to check user.avatar.present?

[yournumberone]

https://github.com/adaoraul/omniauth-discord/blob/b8d9789170c988250401c4c81b97cb90a0c0d1e1/lib/omniauth/strategies/discord.rb#L23
if user has not an avatar it saves only half of link

[seckenrode]

As a workaround, you can access auth.extra["raw_info"]["avatar"] which will contain the raw avatar hash from Discord. You can use this to see if Discord gave you a nil value and handle this downstream in your application using that.