The typical reasons for receiving a licensing error are:

• The computer name has not been registered or registered correctly.
• The license has not been renewed, and access has been removed
• The client's computer is off-campus and is not connected to the VPN.

You must connect to the UIUC, UIC or UIS VPN service to install or run some software from off-campus or wireless networks. Please visit the appropriate campus VPN link above for instructions on how to install/configure and connect to the VPN.  If available, when you connect, choose the Tunnel All group above the username field.

The software list requiring the VPN at this time is:

• ABAQUS
• ANSYS Mechanical & Electromagnetic
• Autodesk
• COMSOL
• E-Prime
• ESRI ArcGIS Software (network installs)
• Google SketchUp Pro
• Igor Pro
• LabVIEW Instructional
• Mathematica (network installs)
• MATLAB (concurrent license)
• Microsoft Activation (Windows and Office)
• Nvivo
• OriginPro (network installs)
• PTC Creo (Pro/ENGINEER)
• SAP2000
• SPSS, Amos, Modeler (network/concurrent installs)
• SigmaPlot
• SolidWorks Education Edition (network installs)
• SolidWorks Professional Administration and Research
• Star-CCM+
• Tecplot

If you are connected to the VPN correctly and are still receiving this error, please email webstore@illinois.edu with the name of your computer and your external IP address.

WebStore does routine maintenance on Mondays between 7 and 8 am. You can check if there is an ongoing problem with a WebStore license manager here.