How to Fix “Port conflict detected: 80 (zimbra-store)” During Zimbra 7.1.3 Mail Server Installation on Linux CentOS 5.7

Question :

I am facing same problem during Zimbra 7.1.3 Mail Server Installation on Linux CentOS 5.7. What should ido to fix this ?

Error message :

Checking for port conflicts
Port conflict detected: 80 (zimbra-store)
Port conflicts detected! - Any key to continue

Answer :
What you should do is these :
1. Cancel current zimbra installation.
2. Stop httpd or any service that running on port 80. Then proceed to uninstall that service.
3. run the command :

[root@mail ~]# yum remove httpd -y
[root@mail zcs-7.1.3_GA_3346.RHEL5.20110928134520]# ./install.sh -u
[root@mail ~]# rm -rf /opt/zimbra

4. Restart the zimbra installation as normal