If it isn't a Hardcore character like Ahmedc518 suggested, if you contact our support team on our website, they should be able to assist you with this.
Just to echo what Baron has said, the team are investigating this and if you have any footage of it happening in your game sessions, please record it and drop us a link.
We can pass it onto the team to assist them with their investigation.
The WONY edition of the game is The Division 2 with the WONY expansion. If you bought it on one account, the DLC would only be playable on the account you bought it on.