Failed to install HipChat4 for ubuntu 12.04

[Ramratan Gupta]

http://askubuntu.com/questions/747167/failed-to-install-hipchat4-for-ubuntu-12-04

I have followed the installation steps here

sudo sh -c 'echo "deb https://atlassian.artifactoryonline.com/atlassian/hipchat-apt-client $(lsb_release -c -s) main" > /etc/apt/sources.list.d/atlassian-hipchat4.list'
wget -O - https://atlassian.artifactoryonline.com/atlassian/api/gpg/key/public | sudo apt-key add -
sudo apt-get update
sudo apt-get install hipchat4

Ign https://repo.varnish-cache.org precise/varnish-4.0 Translation-en
Get:2 https://atlassian.artifactoryonline.com precise/main Translation-en_US [80 B]
Err https://atlassian.artifactoryonline.com precise/main amd64 Packages                                                                         
  
Err https://atlassian.artifactoryonline.com precise/main i386 Packages                                                                          
  
Ign https://atlassian.artifactoryonline.com precise/main Translation-en_US                                                                      
Ign https://atlassian.artifactoryonline.com precise/main Translation-en                                                                         
W: There is no public key available for the following key IDs:                                                                                  
1397BC53640DB551
W: Failed to fetch https://atlassian.artifactoryonline.com/atlassian/hipchat-apt-client/dists/precise/main/binary-amd64/Packages  
W: Failed to fetch https://atlassian.artifactoryonline.com/atlassian/hipchat-apt-client/dists/precise/main/binary-i386/Packages  
E: Some index files failed to download. They have been ignored, or old ones used instead.
ramratan@ramratan:~$ sudo apt-get install hipchat4
Reading package lists... Done
Building dependency tree       
Reading state information... Done
E: Unable to locate package hipchat4

[ramratna.gupta@gmail.com]

sudo rm /etc/apt/sources.list.d/atlassian-hipchat4.list -f , solve my problem to install other packages, but this did not install.

[nils_mull]

I also have this problem!