If there are customized key bindings using Shift or Ctrl modifiers it may happen that an ability gets assigned to a hotkey unintentionally.
1) Customize key bindings and define CTRL-N for "Next Character"
2) Hover the cursor over an ability
3) Switch to the next character using the key CTRL-N
The ability is assigned to the Hotkey "LeftCtrl "
The character shall be switched to the next character without assigning an ability to a hotkey.
I would suggest to make the hotkey assignment more explicit using an explicit key to initia