Improve error message in the EAGLE feedback routine.

src/feedback/EAGLE/feedback_iact.h

@@ -116,7 +116,7 @@ runner_iact_nonsym_feedback_apply(const float r2, const float *dx,
 
 #ifdef SWIFT_DEBUG_CHECKS
   if (Omega_frac < 0. || Omega_frac > 1.)
-    error("Invalid fraction of material to dsitribute.");
+    error("Invalid fraction of material to dsitribute. Omega_frac=%e", Omega_frac);
 #endif
 
   /* Update particle mass */
@@ -299,10 +299,10 @@ runner_iact_nonsym_feedback_apply(const float r2, const float *dx,
       hydro_set_physical_internal_energy(pj, xpj, cosmo, u_new);
       hydro_set_drifted_physical_internal_energy(pj, cosmo, u_new);
 
-      /* message( */
-      /*     "We did some heating! id %llu star id %llu probability %.5e " */
-      /*     "random_num %.5e du %.5e du/ini %.5e", */
-      /*     pj->id, si->id, prob, rand, delta_u, delta_u / u_init); */
+      message(
+          "We did some heating! id %llu star id %llu probability %.5e "
+          "random_num %.5e du %.5e du/ini %.5e",
+          pj->id, si->id, prob, rand, delta_u, delta_u / u_init);
     }
   }
 }