Assault on Broken Shore scenario needs to be completed before you can pick up this quest.
How to launch multiple WoW clients on the same computer
How to troubleshoot issues with starting this scenario if it will not allow you to queue.
Information on the Name Change character service.
How to participate in World of Warcraft Alpha and Beta testing
Information on getting artifact weapons for your other specializations
This error may happen when something interferes with the uninstall process.