Please use a different browser to run the web version of TC2000
Try any of these solutions:
We recommend you Download TC2000 for Windows
Or use in Internet Explorer browser
Beginning April 2015, Google Chrome will no longer support NPAPI plugins or Silverlight.
Please use any of the following browsers to run TC2000. Thank you!
TC2000 uses the latest Silverlight plugin from Microsoft. You need to update your Silverlight to the latest version