If this fixes the problem, you will need to add port 27001 to your computer's firewall exceptions.
#UNABLE TO INSERT THE LICENSE FILE AVAST INSTALL#
For more, see ARCHIVED: At IU, how do I install ERDAS IMAGINE 2014? If any other license servers are listed, remove them. The second server should be at port 27001, as it is the backup failover service. The first server should be at port 27001, as it is the primary service. Open the Intergraph License Administration Tool.