Address some assertion errors

Author: dashodanger

games/doom/fabs/fence/bars_16.lua

@@ -69,3 +69,29 @@ PREFABS.Bars_shiny_diag_hell =
   flat_FLAT23  = "CEIL5_2",
 
 }
+
+PREFABS.Bars_shiny_skinny =
+{
+  file   = "fence/bars_16.wad",
+  map    = "MAP03",
+
+  
+
+  prob   = 120,
+
+  where  = "edge",
+  key    = "barred",
+
+  seed_w = 1,
+  deep   = 16,
+  over   = 16,
+
+  fence_h = 32,
+
+  x_fit  = "frame",
+
+  bound_z1 = 0,
+
+  tag_1  = "?door_tag",
+  door_action = "S1_LowerFloor",
+}

games/doom/fabs/fence/bars_16.wad

@@ -4620,7 +4620,7 @@ gui.debugf("=== Coverage seeds: %d/%d  rooms: %d/%d\n",
   -- remove ungrown teleporter trunks
   for _,R in pairs(LEVEL.rooms) do
     if R.is_root and R.is_grown and #R.trunk.rooms == 1 
-    and R:calc_walk_vol() <= 24 and not R.is_start then
+    and R:calc_walk_vol() <= 24 and not R.is_start and not R.emergency_sprouted then
       gui.printf("Killed teleporter ROOM_" .. R.id .. "\n")
       gui.printf(table.tostr(R.trunk.rooms,1) .. "\n")
       gui.printf(table.tostr(R,2) .. "\n")