In two cases I ve noticed that having Live edit open and dragging a niagara particle in scene will make it not play. To fix you have to either close live edit, delete and bring back again, or restart UEFN
In two cases I ve noticed that having Live edit open and dragging a niagara particle in scene will make it not play. To fix you have to either close live edit, delete and bring back again, or restart UEFN