diff --git a/mcstas-comps/share/union-lib.c b/mcstas-comps/share/union-lib.c
index 82732c2f1..eac2f889a 100755
--- a/mcstas-comps/share/union-lib.c
+++ b/mcstas-comps/share/union-lib.c
@@ -2146,8 +2146,7 @@ void merge_lines_to_draw(struct lines_to_draw *lines_master,struct lines_to_draw
     if (lines_master->number_of_lines == 0) {
     lines_master->number_of_lines = lines_new->number_of_lines;
     if (!lines_master->number_of_lines) {
-      fprintf(stderr,"Failure allocating list in Union function merge_lines_to_draw 1 - Exit!\n");
-      exit(EXIT_FAILURE);
+      return;
     }
     lines_master->lines = malloc(lines_master->number_of_lines*sizeof(struct line_segment));
     if (!lines_master->lines) {
@@ -2308,23 +2307,27 @@ struct lines_to_draw draw_line_with_highest_priority(Coords position1,Coords pos
     int geometry_output;
     
     // Todo: switch to nicer intersect function call
-    double *double_dummy = malloc(2*sizeof(double));
-    int int_dummy[2];
+    double *double_dummy = malloc(max_number_of_solutions*sizeof(double));
+    int *int_dummy = malloc(max_number_of_solutions*sizeof(int));
     // We need a storing pointer for the reallocs, to ensure that on realloc fail
     // All is handled correctly
     double *tmp;
+    int *tmpint;
 	
     // Find intersections
     for (volume_index = 1;volume_index < number_of_volumes; volume_index++) {
         if (volume_index != N) {
          if (Geometries[volume_index]->eShape==mesh){
             tmp = realloc(double_dummy, sizeof(double)*1000);
-            if ( tmp==NULL ) { 
+            tmpint = realloc(int_dummy, sizeof(double)*1000);
+            if ( tmp==NULL || tmpint==NULL ) { 
               free(tmp); 
+              free(tmpint);
               printf("\nERROR: Realloc failed on double dummy");
               exit(1);
             } else {
               double_dummy = tmp;
+              int_dummy = tmpint;
               tmp = realloc(temp_intersection, sizeof(double)*1000);
               if ( tmp == NULL){
                 free(tmp);
diff --git a/mcstas-comps/union/Union_mesh.comp b/mcstas-comps/union/Union_mesh.comp
index 9e04de93d..47eb8b280 100644
--- a/mcstas-comps/union/Union_mesh.comp
+++ b/mcstas-comps/union/Union_mesh.comp
@@ -509,48 +509,48 @@ void mcdisplay_mesh_function(struct lines_to_draw *lines_to_draw_output,int inde
     // Make sure it does not print a line if it is already printed.... (might take a while?)
     for (i = 0 ; i < counter ; i++){
       if (print1 == 1 && coord_comp(point1 , list_startpoints[i])){
-	for (j = 0 ; j < counter  ; j++){
-	  if (coord_comp(point2 , list_startpoints[i])){
-	    print1 = 0;
-	  }
-	}
+	      for (j = 0 ; j < counter  ; j++){
+	        if (coord_comp(point2 , list_startpoints[i])){
+	          print1 = 0;
+	        }
+	      }
       }
       if (print2 == 1 && coord_comp(point2 , list_startpoints[i])){
-	for (j = 0 ; j < counter  ; j++){
-	  if (coord_comp(point1 , list_startpoints[i])){
-	    print1 = 0;
-	  }
-	}
+	      for (j = 0 ; j < counter  ; j++){
+	        if (coord_comp(point1 , list_startpoints[i])){
+	          print1 = 0;
+	        }
+	      }
       }
       if (print2 == 1 && coord_comp(point2 , list_startpoints[i]) ){
-	for (j = 0 ; j < counter  ; j++){
-	  if (coord_comp(point3 , list_startpoints[i])){
-	    print2 = 0;
-	  }
-	}
+	      for (j = 0 ; j < counter  ; j++){
+	        if (coord_comp(point3 , list_startpoints[i])){
+	          print2 = 0;
+	        }
+	      }
       }
       if (print3 == 1 && coord_comp(point3 , list_startpoints[i]) ){
-	for (j = 0 ; j < counter  ; j++){
-	  if (coord_comp(point2 , list_startpoints[i])){
-	    print2 = 0;
-	  }
-	}
+	      for (j = 0 ; j < counter  ; j++){
+	        if (coord_comp(point2 , list_startpoints[i])){
+	          print2 = 0;
+	        }
+	      }
       }
       if (print1 == 1 && coord_comp(point1 , list_startpoints[i]) ){
-	for (j = 0 ; j < counter ; j++){
-	  if (coord_comp(point1 , list_startpoints[i])){
-	    print3 = 0;
-	  }
-	}
+	      for (j = 0 ; j < counter ; j++){
+	        if (coord_comp(point1 , list_startpoints[i])){
+	          print3 = 0;
+	        }
+	      }
       }
       if (print3 == 1 && coord_comp(point3 , list_startpoints[i])){
-	for (j = 0 ; j < counter  ; j++){
-	  if (coord_comp(point1 , list_startpoints[i])){
-	    print3 = 0;
-	  }
-	}
+	      for (j = 0 ; j < counter  ; j++){
+	        if (coord_comp(point1 , list_startpoints[i])){
+	          print3 = 0;
+	        }
+	      }
       }
-
+      
     }
 
 
@@ -968,6 +968,8 @@ if(strcmp(dot, ".stl") == 0 || strcmp(dot, ".STL") == 0){
           NAME_CURRENT_COMP, filename);
    exit(1);
 }
+printf("\nCOMPONENT %s: Number of faces read: %d\t Number of vertices read: %d\n", 
+         NAME_CURRENT_COMP, n_verts, n_faces);
 // Loop over all vertices and multiply their positions with coordinate_scale
 for (int i = 0; i<n_verts; i++){
    verts[i] = coords_scale(verts[i], coordinate_scale);