From 6bbd12567e80d080209e19a32f66a4bf2fcb3a29 Mon Sep 17 00:00:00 2001
From: commitay <commitay@users.noreply.github.com>
Date: Tue, 28 Nov 2017 08:55:01 +1000
Subject: [PATCH] Update virtualbox-extension-pack-beta: uninstall_postflight
 (#4749)

---
 Casks/virtualbox-extension-pack-beta.rb | 1 +
 1 file changed, 1 insertion(+)

diff --git a/Casks/virtualbox-extension-pack-beta.rb b/Casks/virtualbox-extension-pack-beta.rb
index 4320f359a..e5b81e3fa 100644
--- a/Casks/virtualbox-extension-pack-beta.rb
+++ b/Casks/virtualbox-extension-pack-beta.rb
@@ -24,6 +24,7 @@ cask 'virtualbox-extension-pack-beta' do
   end
 
   uninstall_postflight do
+    next unless File.exist?('/usr/local/bin/VBoxManage')
     system_command '/usr/local/bin/VBoxManage',
                    args: [
                            'extpack', 'uninstall',