## Failed installation for _deepdive_runtime_deps

[Rogerspy]

My system environment as fllowing:

Ubuntu 16.04 LTS (VMware)
Python 2.7
Java 1.8 

when I run command bash <(curl -fsSL git.io/getdeepdive), and choose 1 for deepdive

...
## Finished installation for deepdive_from_release
## Starting installation for _deepdive_runtime_deps
+ runtime_deps=()
+ sudo apt-get update
Hit:1 http://archive.ubuntukylin.com:10006/ubuntukylin xenial InRelease
Hit:2 http://security.ubuntu.com/ubuntu xenial-security InRelease                                  
Hit:3 http://cn.archive.ubuntu.com/ubuntu xenial InRelease                                         
Ign:4 http://ppa.launchpad.net/fcitx-team/nightly/ubuntu xenial InRelease
Hit:5 http://cn.archive.ubuntu.com/ubuntu xenial-updates InRelease                                 
Hit:6 https://typora.io/linux ./ InRelease                                                         
Hit:7 http://cn.archive.ubuntu.com/ubuntu xenial-backports InRelease                               
Hit:8 http://ppa.launchpad.net/noobslab/icons/ubuntu xenial InRelease  
Hit:9 http://ppa.launchpad.net/noobslab/themes/ubuntu xenial InRelease        
Hit:10 http://ppa.launchpad.net/wine/wine-builds/ubuntu xenial InRelease      
Ign:11 http://ppa.launchpad.net/fcitx-team/nightly/ubuntu xenial Release       
Ign:12 http://ppa.launchpad.net/fcitx-team/nightly/ubuntu xenial/main amd64 Packages
Ign:13 http://ppa.launchpad.net/fcitx-team/nightly/ubuntu xenial/main i386 Packages
Ign:14 http://ppa.launchpad.net/fcitx-team/nightly/ubuntu xenial/main all Packages
Ign:15 http://ppa.launchpad.net/fcitx-team/nightly/ubuntu xenial/main Translation-en_US
Ign:16 http://ppa.launchpad.net/fcitx-team/nightly/ubuntu xenial/main Translation-en
Ign:17 http://ppa.launchpad.net/fcitx-team/nightly/ubuntu xenial/main amd64 DEP-11 Metadata
Ign:18 http://ppa.launchpad.net/fcitx-team/nightly/ubuntu xenial/main DEP-11 64x64 Icons
Ign:12 http://ppa.launchpad.net/fcitx-team/nightly/ubuntu xenial/main amd64 Packages
Ign:13 http://ppa.launchpad.net/fcitx-team/nightly/ubuntu xenial/main i386 Packages
Ign:14 http://ppa.launchpad.net/fcitx-team/nightly/ubuntu xenial/main all Packages
Ign:15 http://ppa.launchpad.net/fcitx-team/nightly/ubuntu xenial/main Translation-en_US
Ign:16 http://ppa.launchpad.net/fcitx-team/nightly/ubuntu xenial/main Translation-en
Ign:17 http://ppa.launchpad.net/fcitx-team/nightly/ubuntu xenial/main amd64 DEP-11 Metadata
Ign:18 http://ppa.launchpad.net/fcitx-team/nightly/ubuntu xenial/main DEP-11 64x64 Icons
Ign:12 http://ppa.launchpad.net/fcitx-team/nightly/ubuntu xenial/main amd64 Packages
Ign:13 http://ppa.launchpad.net/fcitx-team/nightly/ubuntu xenial/main i386 Packages
Ign:14 http://ppa.launchpad.net/fcitx-team/nightly/ubuntu xenial/main all Packages
Ign:15 http://ppa.launchpad.net/fcitx-team/nightly/ubuntu xenial/main Translation-en_US
Ign:16 http://ppa.launchpad.net/fcitx-team/nightly/ubuntu xenial/main Translation-en
Ign:17 http://ppa.launchpad.net/fcitx-team/nightly/ubuntu xenial/main amd64 DEP-11 Metadata
Ign:18 http://ppa.launchpad.net/fcitx-team/nightly/ubuntu xenial/main DEP-11 64x64 Icons
Ign:12 http://ppa.launchpad.net/fcitx-team/nightly/ubuntu xenial/main amd64 Packages
Ign:13 http://ppa.launchpad.net/fcitx-team/nightly/ubuntu xenial/main i386 Packages
Ign:14 http://ppa.launchpad.net/fcitx-team/nightly/ubuntu xenial/main all Packages
Ign:15 http://ppa.launchpad.net/fcitx-team/nightly/ubuntu xenial/main Translation-en_US
Ign:16 http://ppa.launchpad.net/fcitx-team/nightly/ubuntu xenial/main Translation-en
Ign:17 http://ppa.launchpad.net/fcitx-team/nightly/ubuntu xenial/main amd64 DEP-11 Metadata
Ign:18 http://ppa.launchpad.net/fcitx-team/nightly/ubuntu xenial/main DEP-11 64x64 Icons
Ign:12 http://ppa.launchpad.net/fcitx-team/nightly/ubuntu xenial/main amd64 Packages
Ign:13 http://ppa.launchpad.net/fcitx-team/nightly/ubuntu xenial/main i386 Packages
Ign:14 http://ppa.launchpad.net/fcitx-team/nightly/ubuntu xenial/main all Packages
Ign:15 http://ppa.launchpad.net/fcitx-team/nightly/ubuntu xenial/main Translation-en_US
Ign:16 http://ppa.launchpad.net/fcitx-team/nightly/ubuntu xenial/main Translation-en
Ign:17 http://ppa.launchpad.net/fcitx-team/nightly/ubuntu xenial/main amd64 DEP-11 Metadata
Ign:18 http://ppa.launchpad.net/fcitx-team/nightly/ubuntu xenial/main DEP-11 64x64 Icons
Err:12 http://ppa.launchpad.net/fcitx-team/nightly/ubuntu xenial/main amd64 Packages
  404  Not Found
Ign:13 http://ppa.launchpad.net/fcitx-team/nightly/ubuntu xenial/main i386 Packages
Ign:14 http://ppa.launchpad.net/fcitx-team/nightly/ubuntu xenial/main all Packages
Ign:15 http://ppa.launchpad.net/fcitx-team/nightly/ubuntu xenial/main Translation-en_US
Ign:16 http://ppa.launchpad.net/fcitx-team/nightly/ubuntu xenial/main Translation-en
Ign:17 http://ppa.launchpad.net/fcitx-team/nightly/ubuntu xenial/main amd64 DEP-11 Metadata
Ign:18 http://ppa.launchpad.net/fcitx-team/nightly/ubuntu xenial/main DEP-11 64x64 Icons
Reading package lists... Done
W: The repository 'http://ppa.launchpad.net/fcitx-team/nightly/ubuntu xenial Release' does not have a Release file.
N: Data from such a repository can't be authenticated and is therefore potentially dangerous to use.
N: See apt-secure(8) manpage for repository creation and user configuration details.
E: Failed to fetch http://ppa.launchpad.net/fcitx-team/nightly/ubuntu/dists/xenial/main/binary-amd64/Packages  404  Not Found
E: Some index files failed to download. They have been ignored, or old ones used instead.
## Failed installation for _deepdive_runtime_deps
## Failed installation for deepdive

How can I fix it?