Add check on return value of track propagation

Author: ginnocen

Analysis/Tasks/PWGHF/HFTrackIndexSkimsCreator.cxx

@@ -54,7 +54,9 @@ struct SelectTracks {
         status = 0;
       array<float, 2> dca;
       auto trackparvar0 = getTrackParCov(track);
-      trackparvar0.propagateParamToDCA(vtxXYZ, d_bz, &dca, 100.); // get impact parameters
+      bool isprop = trackparvar0.propagateParamToDCA(vtxXYZ, d_bz, &dca, 100.); // get impact parameters
+      if(!isprop)
+        status = 0;
       if (abs(dca[0]) < dcatoprimxymin)
         status = 0;
       if (b_dovalplots) {