Added test for norm_ul existence
@@ -472,6 +472,7 @@ class FluxPoints(FluxMaps):
# get errors and ul
y_errn, y_errp = self._plot_get_flux_err(sed_type=sed_type)
+ if 'norm_ul' in self.available_quantities:
is_ul = self.is_ul.data
if not np.isnan(is_ul).all() and y_errn and is_ul.any():
flux_ul = getattr(self, sed_type + "_ul").quantity
