SilkCentral Issue Manager 4.1 is no longer provided as a standalone application. Instead it is now provided as a component of SilkCentralTest Manager.
Existing customers who have a valid maintenance contract may upgrade each license of SilkCentral Issue Manager to one named user license of SilkCentral Test Manager; enabling them to use both the full functionality of SilkCentral Test Manager and SilkCentral Issue Manager. If you are currently using SilkCentral Issue Manager and wish to upgrade to version 4.1 please contact SupportLine to acquire a license for SilkCentral Test Manager.
The latest version of SilkCentral Test Manager can be downloaded from the product updates page here.