I found out that I could delete the game music files and that helped me a lot:
Head into your steam folder for SupCom:FA and delete both music files (The .xwb and the .xsb)
Should be in: ...\Steam\steamapps\common\Supreme Commander Forged Alliance\sounds
https://steamcommunity.com/app/9420/discussions/0/1739968490550491239/?l=norwegian