1. Verify make sure you do have permission to the product. To ensure that, try to right click on Statistics shortcut and choose Run As Admin.
2. Even if you are installed Statistics as network, there might be an invalid license on the local drive. To ensure that, try to navigate to Statistics install directory (c:program filesibmspssstatistics21)
Find and open spssprod.inf with Notepad.
Check to make sure DaemonHost= is pointing to the server
Find and open LSERVRC with Notepad. Make sure it is nothing in it.
3. On the server, open wlmadmin or the Server Admin.
Check under the subnet server and expand the server's name.