The AddIns.xml file is where authorization status lives. Corrupt entries cause Error 10.
Note: This resets your load order and any custom mod DLC entries, but it is safe.
Dragon Age 2 uses a non-standard port for authentication. Aggressive antivirus software can block the outgoing authentication ping. The game then defaults to "unauthorized" because it cannot confirm your ownership. dragon age 2 dlc unauthorized 10
For users who cannot maintain an online connection or whose EA App account no longer hosts the DLC:
If the "10" refers to an error code regarding Sebastian (The Exiled Prince): The AddIns
Summary: The most common fix is simply clicking "Downloadable Content" on the main menu and ensuring you are logged into your EA Account within that specific window.
This refreshes your authentication token. Note: This resets your load order and any
Why this works: Repairing rewrites missing registry keys and forces the EA App to reissue a valid authorization token for your account.
When you launch Dragon Age II (released 2011) and navigate to the “Installed Content” section of the main menu, each DLC displays a status. A green checkmark means it’s authorized. A red “X” with the text “Unauthorized” and a numeric code 10 means the game cannot verify your right to play that content.
This is not a piracy warning per se (though it can appear on pirated copies). Instead, Error 10 indicates a failed handshake between your local game client and EA’s authentication servers. The DLC files exist on your hard drive, but the game refuses to unlock them.