diff --git a/docs/changelog/7.x.x.txt b/docs/changelog/7.x.x.txt
index d078e7f2d..7c517c2d6 100644
--- a/docs/changelog/7.x.x.txt
+++ b/docs/changelog/7.x.x.txt
@@ -1,4 +1,5 @@
 7.10.18
+ - fixed #12141: Macro_RenderThingData (bad tags) nothing to translate
 
 7.10.17
  - fixed: Forced to use a PayDriver even with a balance of 0 in the cart.
diff --git a/lib/WebGUI/Macro/RenderThingData.pm b/lib/WebGUI/Macro/RenderThingData.pm
index f71cfc81d..4038d74c0 100644
--- a/lib/WebGUI/Macro/RenderThingData.pm
+++ b/lib/WebGUI/Macro/RenderThingData.pm
@@ -51,13 +51,13 @@ sub process {
     my $thing = WebGUI::Asset::Wobject::Thingy->newByUrl( $session, $uri->path );
     
     # TODO: i18n
-    return ( "Bad URL: " . $thingDataUrl ) if !$thing || !$thingId || !$thingDataId;
+    return ( $i18n->get('bad url') . $thingDataUrl ) if !$thing || !$thingId || !$thingDataId;
     
     # Render
     my $output = $thing->www_viewThingData( $thingId, $thingDataId, $templateHint );
     
     # FIX: Temporary solution (broken map due to template rendering <script> tags)
-    return "RenderThingData: Contained bad tags!" if $output =~ /script>/;
+    return $i18n->get('bad tags') if $output =~ /script>/;
 
     return $output;
 }
diff --git a/lib/WebGUI/i18n/English/Macro_RenderThingData.pm b/lib/WebGUI/i18n/English/Macro_RenderThingData.pm
index c16753ccb..91810b8cc 100644
--- a/lib/WebGUI/i18n/English/Macro_RenderThingData.pm
+++ b/lib/WebGUI/i18n/English/Macro_RenderThingData.pm
@@ -4,13 +4,19 @@ use strict;
 our $I18N = {
 
     'bad tags' => {
-        message => q||,
+        message => q|RenderThingData: Thingy output contains script tags.|,
         lastUpdated => 1306275259,
     },
 
     'no template' => {
         message => q|RenderThingData: Please specify a template.|,
-        lastUpdated => 1149177662,
+        lastUpdated => 1306337467,
+    },
+
+    'bad url' => {
+        message => q|Bad URL: |,
+        lastUpdated => 1306337468,
+        context => q|A URL with missing parameters or one that does not refer to a Thingy asset.|,
     },
 
 };