Ubuntu 17.04 E: Unable to locate package x264

[pxc3113]

Running on Ubuntu 17.04, unable to run it properly.

zhiwei@zhiwei-Lenovo-Rescuer-15ISK:~/Install-OpenCV/Ubuntu$ sudo proxychains bash opencv_latest.sh
[sudo] password for zhiwei:
ProxyChains-3.1 (http://proxychains.sf.net)
|DNS-request| sourceforge.net
|S-chain|-<>-127.0.0.1:1080-<><>-4.2.2.2:53-<><>-OK
|DNS-response| sourceforge.net is 216.34.181.60
|S-chain|-<>-127.0.0.1:1080-<><>-216.34.181.60:443-<><>-OK
|S-chain|-<>-127.0.0.1:1080-<><>-216.34.181.60:443-<><>-OK
URL transformed to HTTPS due to an HSTS policy
Spider mode enabled. Check if remote file exists.
--2017-08-07 10:32:53-- https://sourceforge.net/projects/opencvlibrary/files/opencv-unix/3.3.0/opencv-3.3.0.tar.gz/download
Resolving sourceforge.net (sourceforge.net)... |DNS-request| sourceforge.net
|S-chain|-<>-127.0.0.1:1080-<><>-4.2.2.2:53-<><>-OK
|DNS-response| sourceforge.net is 216.34.181.60
216.34.181.60
Connecting to sourceforge.net (sourceforge.net)|216.34.181.60|:443... |S-chain|-<>-127.0.0.1:1080-<><>-216.34.181.60:443-<><>-OK
connected.
HTTP request sent, awaiting response... 404 Not Found
Remote file does not exist -- broken link!!!

URL transformed to HTTPS due to an HSTS policy
Spider mode enabled. Check if remote file exists.
--2017-08-07 10:32:54-- https://sourceforge.net/projects/opencvlibrary/files/opencv-unix/3.3.0/opencv-3.3.0.zip/download
Resolving sourceforge.net (sourceforge.net)... |DNS-request| sourceforge.net
|S-chain|-<>-127.0.0.1:1080-<><>-4.2.2.2:53-<><>-OK
|DNS-response| sourceforge.net is 216.34.181.60
216.34.181.60
Connecting to sourceforge.net (sourceforge.net)|216.34.181.60|:443... |S-chain|-<>-127.0.0.1:1080-<><>-216.34.181.60:443-<><>-OK
connected.
HTTP request sent, awaiting response... 302 Found
Location: https://downloads.sourceforge.net/project/opencvlibrary/opencv-unix/3.3.0/opencv-3.3.0.zip?r=&ts=1502073176&use_mirror=jaist [following]
Spider mode enabled. Check if remote file exists.
--2017-08-07 10:32:56-- https://downloads.sourceforge.net/project/opencvlibrary/opencv-unix/3.3.0/opencv-3.3.0.zip?r=&ts=1502073176&use_mirror=jaist
Resolving downloads.sourceforge.net (downloads.sourceforge.net)... |DNS-request| downloads.sourceforge.net
|S-chain|-<>-127.0.0.1:1080-<><>-4.2.2.2:53-<><>-OK
|DNS-response| downloads.sourceforge.net is 216.34.181.59
216.34.181.59
Connecting to downloads.sourceforge.net (downloads.sourceforge.net)|216.34.181.59|:443... |S-chain|-<>-127.0.0.1:1080-<><>-216.34.181.59:443-<><>-OK
connected.
HTTP request sent, awaiting response... 302 Found
Location: https://jaist.dl.sourceforge.net/project/opencvlibrary/opencv-unix/3.3.0/opencv-3.3.0.zip [following]
Spider mode enabled. Check if remote file exists.
--2017-08-07 10:32:58-- https://jaist.dl.sourceforge.net/project/opencvlibrary/opencv-unix/3.3.0/opencv-3.3.0.zip
Resolving jaist.dl.sourceforge.net (jaist.dl.sourceforge.net)... |DNS-request| jaist.dl.sourceforge.net
|S-chain|-<>-127.0.0.1:1080-<><>-4.2.2.2:53-<><>-OK
|DNS-response| jaist.dl.sourceforge.net is 150.65.7.130
150.65.7.130
Connecting to jaist.dl.sourceforge.net (jaist.dl.sourceforge.net)|150.65.7.130|:443... |S-chain|-<>-127.0.0.1:1080-<><>-150.65.7.130:443-<><>-OK
connected.
HTTP request sent, awaiting response... 200 OK
Length: 84873317 (81M) [application/octet-stream]
Remote file exists.

|DNS-response|: zhiwei-Lenovo-Rescuer-15ISK does not exist
|DNS-response|: zhiwei-Lenovo-Rescuer-15ISK does not exist
sudo: unable to resolve host zhiwei-Lenovo-Rescuer-15ISK
--- Installing OpenCV 3.3.0
--- Installing Dependencies
--- Removing any pre-installed ffmpeg and x264
|DNS-response|: zhiwei-Lenovo-Rescuer-15ISK does not exist
|DNS-response|: zhiwei-Lenovo-Rescuer-15ISK does not exist
sudo: unable to resolve host zhiwei-Lenovo-Rescuer-15ISK
E: Unable to locate package x264
zhiwei@zhiwei-Lenovo-Rescuer-15ISK:~/Install-OpenCV/Ubuntu$