Unexpected response from server. The status code of response is 500. The status text of response is system.servicemodel.serviceactivationexception - When accessing TERM-Driven-page link on Term Store Management

If you encounter this weird error message while accessing TERM-Driven-page link on Term Store Management, don't get panic.. the solution is very simple :-)

'iisreset /noforce' 

Happy Sharepointing!