 The French historian Pierre Andoque asserts that Bernard was captured in 843 by Guerin in Uzès and brought before Charles to be executed in 844.He was succeeded in 845 by Fulcrad as duke, with Marseille going to a count Adalbert.Guerin married Albane (or Ava) and was the father of Isembard, Count of Autun, and of Ermengarde mother of William I Duc of Aquitania.