Unable to start HTTP server

[panaceya]

07/Oct/2015 16:06:26 [src/Ntop.cpp:785] Setting local networks to 192.168.0.0/16,172.16.0.0/12,10.0.0.0/8,127.0.0.0/8,0.0.0.0/32,224.0.0.0/8,239.0.0.0/8,255.255.255.255/32,127.0.0.0/8
07/Oct/2015 16:06:26 [src/Redis.cpp:93] Successfully connected to redis 127.0.0.1:6379@0
07/Oct/2015 16:06:26 [pro/NtopPro.cpp:134] ERROR: [LICENSE] Invalid or missing ntopng License [Empty license file]
07/Oct/2015 16:06:26 [pro/NtopPro.cpp:145] WARNING: [LICENSE] ntopng will now run in pro mode for 10 minutes
07/Oct/2015 16:06:26 [pro/NtopPro.cpp:147] WARNING: [LICENSE] before returning to community mode
07/Oct/2015 16:06:26 [pro/NtopPro.cpp:148] WARNING: [LICENSE] You can buy a permanent license at http://shop.ntop.org
07/Oct/2015 16:06:26 [pro/NtopPro.cpp:149] WARNING: [LICENSE] or run ntopng in community mode starting
07/Oct/2015 16:06:26 [pro/NtopPro.cpp:150] WARNING: [LICENSE] ntopng --community
07/Oct/2015 16:06:26 [src/PcapInterface.cpp:81] Reading packets from interface eth0...
07/Oct/2015 16:06:26 [src/Ntop.cpp:1033] Registered interface view eth0 [id: 0]
07/Oct/2015 16:06:26 [src/Ntop.cpp:1003] Registered interface eth0 [id: 0]
07/Oct/2015 16:06:26 [src/PcapInterface.cpp:81] Reading packets from interface lo...
07/Oct/2015 16:06:26 [src/Ntop.cpp:1033] Registered interface view lo [id: 1]
07/Oct/2015 16:06:26 [src/Ntop.cpp:1003] Registered interface lo [id: 1]
07/Oct/2015 16:06:26 [src/Utils.cpp:292] User changed to nobody
07/Oct/2015 16:06:26 [src/main.cpp:236] PID stored in file /var/tmp/ntopng.pid
07/Oct/2015 16:06:26 [src/HTTPserver.cpp:486] ERROR: Unable to start HTTP server (IPv4) on ports 3000,3001s Success

My os is CentOS 7 runned under XenServer, ntop installed from this repo.

ifconfig

eth0: flags=4163<UP,BROADCAST,RUNNING,MULTICAST>  mtu 1500
        inet 192.168.0.247  netmask 255.255.255.0  broadcast 192.168.0.255 
        inet6 fe80::90a0:**  prefixlen 64  scopeid 0x20<link>
        ether 92:**  txqueuelen 1000  (Ethernet)
        RX packets 4989  bytes 245862 (240.0 KiB)
        RX errors 0  dropped 0  overruns 0  frame 0
        TX packets 2501  bytes 256700 (250.6 KiB)
        TX errors 0  dropped 0 overruns 0  carrier 0  collisions 0

lo: flags=73<UP,LOOPBACK,RUNNING>  mtu 65536
        inet 127.0.0.1  netmask 255.0.0.0
        inet6 ::1  prefixlen 128  scopeid 0x10<host>
        loop  txqueuelen 0  (Local Loopback)
        RX packets 65321  bytes 5273921 (5.0 MiB)
        RX errors 0  dropped 0  overruns 0  frame 0
        TX packets 65321  bytes 5273921 (5.0 MiB)
        TX errors 0  dropped 0 overruns 0  carrier 0  collisions 0

This issue same as #2

[lucaderi]

Are you using the stable version? If so, move to the dev version and it will work. We are aware of this issue.