Solution .45 is a heavy metal supergroup from Sweden, created by guitarist Jani Stefanovic (Miseration, Divinefire, Essence of Sorrow). Their current lineup includes vocalist Christian Älvestam (Miseration, ex-Scar Symmetry), guitarists Stefanovic and Ronnie Björnström (Defiatory, Ill-Wisher, Taedeat, ex-Aeon), and drummer Rolf Pilve (Miseration, Essence of Sorrow, Stratovarius).