Error -211 when installing ZCM 10 Upload Add-on plugin in Firefox

  • 3866564
  • 18-Jul-2007
  • 30-Apr-2012


Novell ZENworks 10 Configuration Management
Microsoft Windows Vista
Mozilla Firefox version 2


Error -211 when attempting to install the ZCM 10 Upload Add-on in Firefox.
Error:"Firefox could not install the file at
because: Unexpected error -211
Microsoft Windows Vista UAC appeears to be preventing the install of the ZCM Upload Add-on.
Unable to install Novell ZENworks File Upload 1.0 as an add-on to Firefox 2.0


  • Before opening the ZENworks Control Center in Firefox, right click on the shortcut to Firefox and select "Run as administrator".
  • Select "Continue" in the User Account Control (UAC) dialog to give permission for the program to continue.
  • Open the ZENworks Control Center ( ).
  • Open or create a new bundle.
  • Select the Actions tab.
  • Select the Add drop down.
  • Select Install MSI
  • Browse for the MSI file
  • Click on the green puzzle piece to download the plugin
  • Select Manual Install
  • Select Install for "NZENPluginInstall.xpi"

The Upload Add-on is successfully installed.