How to build dashboards directly on your test/dev Datazen server

http://www.thepoweroflightswitch.com/2015/05/how-to-build-dashboards-directly-on-your-testdev-datazen-server.html

Security Token Service could not activated SecurityTokenServiceApplication/securitytoken.svc/actas’ could not be activated.

1. Type iisreset on command line. Recycle application pool that still keeping wrong information even if your application pool stop and re-start. So, the best solutions is resetting your IIS.

Error: Specified value is not supported for the domainname parameter.

http://richardonsharepoint.net/2014/01/15/error-specified-value-is-not-supported-for-the-domainname-parameter-error-when-creating-web-apps/