diff --git a/.gitignore b/.gitignore
index 4af7f37..7df6365 100644
--- a/.gitignore
+++ b/.gitignore
@@ -1,3 +1,4 @@
 .DS_Store
 release
 node_modules
+_site
diff --git a/app/src/installer.js b/app/src/installer.js
index a4bd5b3..960a9d9 100644
--- a/app/src/installer.js
+++ b/app/src/installer.js
@@ -1,6 +1,7 @@
 var platform = require("os").platform;
 var install_process = require("child_process");
 var path = require('path');
+var errors = (new global.Messages()).errors
 
 global.installer = function() {
 
@@ -34,7 +35,8 @@ global.installer = function() {
         spawn.stdout.on('data',function(data){
             console.log('stdout: ' + data.toString());
             var logbits = /-(\d+)/.exec(data.toString());
-            reject(logbits && logbits[1] ? parseInt(logbits[1]) : null);
+            var code = logbits && logbits[1] ? parseInt(logbits[1]) : null;
+            reject(errors.get(code) || 'Error: ' + data.toString());
         });
 
         spawn.stderr.on('data',function(data){
diff --git a/app/src/main.js b/app/src/main.js
index 967ad46..c1f30c9 100644
--- a/app/src/main.js
+++ b/app/src/main.js
@@ -48,10 +48,9 @@ global.View = function() {
     toggleSpinner(true);
   }
 
-  var installationFailed = function(error) {
-
+  var installationFailed = function(err) {
     toggleSpinner(false);
-    updateStatus(msg.errors[error] || 'Error: ' + error);
+    updateStatus(err);
   }
 
   var installationSuccess = function() {
diff --git a/app/src/messages.js b/app/src/messages.js
index 9728462..eba2d71 100644
--- a/app/src/messages.js
+++ b/app/src/messages.js
@@ -1,17 +1,65 @@
 global.Messages = function() {
 
+  var errorMessages = [
+    {
+      codes: [0],
+      message: 'Installation failed because it could not be downloaded. It should not be possible to receive this error.'
+    },{
+      codes: [152,154,155,156,157,158,160,161,162,163,164,165,168,169,171,172,176,178,179],
+      message: 'Installation failed because of a file operation error.'
+    },{
+      codes: [251,252,253,254,255,256,257,259,260,261,265,266,267,268,269,270,271,272],
+      message: 'Installation failed because ZXPInstaller could not parse the .zxp file.'
+    },{
+      codes: [500,501,502,503,504,505,506,507,508,508,509],
+      message: 'Installation failed because ZXPInstaller could not update the database. It should not be possible to receive this error.'
+    },{
+      codes: [601,602,603,604,651,652,653],
+      message: 'Installation failed because it the ZXPInstaller could not check the license online.'
+    },{
+      codes: [159],
+      message: 'ZXPInstaller cannot install this type of file. Please use a .zxp file.'
+    },{
+      codes: [175],
+      message: 'You must run ZXPInstaller in administrator mode to install extensions.'
+    },{
+      codes: [201],
+      message: 'Installation failed because the extension invalid.'
+    },{
+      codes: [402],
+      message: 'Installation failed because the extension does not contain a valid code signature.'
+    },{
+      codes: [403,411],
+      message: 'Installation failed because the extension is not compatible with the installed applications.'
+    },{
+      codes: [407,408],
+      message: 'Installation failed because this extension requires another extension.'
+    },{
+      codes: [412],
+      message: 'Installation failed because an extension of the same name exists.'
+    },{
+      codes: [418],
+      message: 'Installation failed because a newer version of the extension is installed.'
+    },{
+      codes: [456],
+      message: 'Please close all Adobe applications before installing extensions.'
+    },{
+      codes: [458],
+      message: 'Installation failed because none of the required applications are installed'
+    },{
+      codes: [459],
+      message: 'Installation failed because the extension is not compatible with the installed applications.'
+    }
+  ];
+
   this.errors = {
-    159: 'ZXPInstaller cannot install this type of file. Please use a .zxp file.',
-    175: 'You must run ZXPInstaller in administrator mode to install extensions.',
-    201: 'Installation failed because the extension invalid.',
-    411: 'Installation failed because the extension is not compatible with the installed applications.',
-    407: 'Installation failed because this extension requires another extension.',
-    408: 'Installation failed because this extension requires another extension.',
-    412: 'Installation failed because an extension of the same name exists.',
-    418: 'Installation failed because a newer version of the extension is installed.',
-    456: 'Please close all Adobe applications before installing extensions.',
-    458: 'Installation failed because none of the required applications are installed',
-    459: 'Installation failed because the extension is not compatible with the installed applications.'
+    get: function(code) {
+      var msg = '';
+      $.each(errorMessages, function(key, error){
+        if ($.inArray(code, error.codes) > -1) msg = error.message;
+      });
+      return (msg !== '') ? msg : null;
+    }
   };
 
   this.ui = {