The fracture surface in my 'srf file' is very small and within the calculation area. Why does this error occur? ERROR: Source positioned outside grid! Source from rupture file @ x=-8.01189e+06 y=-1.57788e+07 z=0 lat=0 lon=0 dep=0 x is 8.01189e+06 meters away from min x (0) y is 1.57788e+07 meters away from min y (0)