Unhandled Exception:
System.Security.SecurityException: No access to the given key ---> System.UnauthorizedAccessException: Access to the path "/etc/mono/4.5/../registry/LocalMachine" is denied.
  at System.IO.Directory.CreateDirectoriesInternal (System.String path) [0x00000] in <filename unknown>:0
  at System.IO.Directory.CreateDirectory (System.String path) [0x00000] in <filename unknown>:0
  at Microsoft.Win32.KeyHandler..ctor (Microsoft.Win32.RegistryKey rkey, System.String basedir, Boolean is_volatile) [0x00000] in <filename unknown>:0
  --- End of inner exception stack trace ---
  at Microsoft.Win32.KeyHandler..ctor (Microsoft.Win32.RegistryKey rkey, System.String basedir, Boolean is_volatile) [0x00000] in <filename unknown>:0
  at Microsoft.Win32.KeyHandler..ctor (Microsoft.Win32.RegistryKey rkey, System.String basedir) [0x00000] in <filename unknown>:0
  at Microsoft.Win32.KeyHandler.Lookup (Microsoft.Win32.RegistryKey rkey, Boolean createNonExisting) [0x00000] in <filename unknown>:0
  at Microsoft.Win32.UnixRegistryApi.OpenSubKey (Microsoft.Win32.RegistryKey rkey, System.String keyname, Boolean writable) [0x00000] in <filename unknown>:0
  at Microsoft.Win32.RegistryKey.OpenSubKey (System.String name, Boolean writable) [0x00000] in <filename unknown>:0