After defeating Skyrak Slaughterborn in the imperium campaign the game will crash upon encountering the mission rewards pop up. For me he was last lieutenant of Abbadon I fought and I used Spire and and the Macrag ship to do so. The mission was in the Dahlia system as well.

0_1548547564567_DxDiag.txt
0_1548547874528_CrashContext.runtime-xml