I ran into the same problem with NT Kernel listening on port 80 when I wanted to get my own application listening on that port. After stopping IIS World Wide Web Publishing service IIS Admin Service SQL Server Reporting services the NT Kernel was still listening on port 80 It was finally when I stopped … Read more
It’s probably the W3SVC (World Wide Web Publishing Service) service. See the answer below: https://stackoverflow.com/a/31229606/1532882 Click the start menu Type in Services Sort by Name Scroll down to World Wide Web Publishing Service (W3SVC) and disable it Per phpvillian’s answer, you can also run the following to help determine the culprit (make sure you open … Read more
Following works: apt-get install authbind First, set AUTHBIND=yes in /etc/default/tomcat7 file sudo touch /etc/authbind/byport/80 sudo chmod 500 /etc/authbind/byport/80 sudo chown tomcat7 /etc/authbind/byport/80 There was a reference URL here, but the website has been hacked (marked as unsafe in Edge, and Chrome prompts me to install a browser extension).
This problem can be also from SQL Server Reporting Services. You need to stop/disable this service from: Control Panel->System and Security->Administrative Tool->Services and stop the service named SQL Server Reporting Services (InstanceName) Open SQL Server Configuration Manager -> SQL Server Services stop/disable SQL Server Reporting Services (InstanceName)