This error can be caused by the key in the license.licx file being incorrectly typed. The typical location for this file is: C:\Program Files\Granta\GRANTA MI\Server\config.
Please check to ensure the key contains 16 alpha-numeric characters.
If you continue to have problems please contact Granta Support or your Granta account manager for assistance.
Please email support if you require further assistance.
If your problem relates to GRANTA MI please attach the MI:Viewer logs and MI:Server logs from the time the problem occurred (these are typically located in C:\inetpub\wwwroot\MI\logs and C:\Program Files\Granta\GRANTA MI\Server\Logs respectively).