diff --git a/evennia/contrib/health_bar.py b/evennia/contrib/health_bar.py
index c3d4af1c52..5ccfa1acbd 100644
--- a/evennia/contrib/health_bar.py
+++ b/evennia/contrib/health_bar.py
@@ -90,7 +90,7 @@ def display_meter(cur_value, max_value,
     
     # Pick which fill color to use based on how full the bar is
     fillcolor_index = (float(len(fill_color)) * percent_full)
-    fillcolor_index = int(round(fillcolor_index)) - 1
+    fillcolor_index = max(0, int(round(fillcolor_index)) - 1)
     fillcolor_code = "|[" + fill_color[fillcolor_index]
     
     # Make color codes for empty bar portion and text_color
diff --git a/evennia/contrib/tutorial_world/build.ev b/evennia/contrib/tutorial_world/build.ev
index ce1bbe4bcf..0528400cc5 100644
--- a/evennia/contrib/tutorial_world/build.ev
+++ b/evennia/contrib/tutorial_world/build.ev
@@ -177,7 +177,7 @@ start
 #
 # This room inherits from a Typeclass called WeatherRoom. It regularly
 # and randomly shows some weather effects. Note how we can spread the
-# command's arguments over more than one line for easy reading.  we
+# command's arguments over more than one line for easy reading.  We
 # also make sure to create plenty of aliases for the room and
 # exits. Note the alias tut#02: this unique identifier can be used
 # later in the script to always find the way back to this room (for
@@ -441,6 +441,11 @@ north
 #
 @lock barrel = get:false()
 #
+# Players trying to pickup barrel will receive hint to 'get weapon' instead
+#
+@set barrel/get_err_msg =
+ The barkeep shakes his head. He says: 'Get weapon, not the barrel.'
+#
 # This id makes sure that we cannot pick more than one weapon from this rack
 #
 @set barrel/rack_id = "rack_barrel"
@@ -836,7 +841,7 @@ archway
 #
 # Set its home to this location
 #
-@home ghost = tut#11
+@sethome ghost = tut#11
 #
 @lock ghost = get:false()
 #