Brief bug summary: Completed the Convergence quests on a character and ranked up to Sentinel. Logged onto another character, completed both the Aftermath quest and the convergence quest by skipping cut scenes. Gained Glory Guard Training and Glory Guard Power skills which expiration dates of 12/4, then they expired.
More details: Has also happened on other characters who did not previously have quests completed. (A shade and Mihile)
Steps to reproduce: Complete Aftermath and Convergence quests on a character and rank up to Sentinel. Log onto a character who has not done either the Aftermath or Convergence and complete both quests to receive Glory Guard Training and Glory Guard Power skills and wait a few minutes to see them expire.
