bitcoin-n / bitcoinnova-2-fork-old- Goto Github PK

I can't install this..

ignore:10 http://ppa.launchpad.net/ethcore/ethcore/ubuntu xenial Release
ignore:11 http://ppa.launchpad.net/ethcore/ethcore/ubuntu xenial/main amd64 Packages
ignore:12 http://ppa.launchpad.net/ethcore/ethcore/ubuntu xenial/main i386 Packages
ignore:13 http://ppa.launchpad.net/ethcore/ethcore/ubuntu xenial/main all Packages
ignore:14 http://ppa.launchpad.net/ethcore/ethcore/ubuntu xenial/main Translation-ko_KR
ignore:15 http://ppa.launchpad.net/ethcore/ethcore/ubuntu xenial/main Translation-ko
ignore:16 http://ppa.launchpad.net/ethcore/ethcore/ubuntu xenial/main Translation-en
ignore:11 http://ppa.launchpad.net/ethcore/ethcore/ubuntu xenial/main amd64 Packages
ignore:12 http://ppa.launchpad.net/ethcore/ethcore/ubuntu xenial/main i386 Packages
ignore:13 http://ppa.launchpad.net/ethcore/ethcore/ubuntu xenial/main all Packages
ignore:14 http://ppa.launchpad.net/ethcore/ethcore/ubuntu xenial/main Translation-ko_KR
ignore:15 http://ppa.launchpad.net/ethcore/ethcore/ubuntu xenial/main Translation-ko
ignore:16 http://ppa.launchpad.net/ethcore/ethcore/ubuntu xenial/main Translation-en
ignore:11 http://ppa.launchpad.net/ethcore/ethcore/ubuntu xenial/main amd64 Packages
ignore:12 http://ppa.launchpad.net/ethcore/ethcore/ubuntu xenial/main i386 Packages
ignore:13 http://ppa.launchpad.net/ethcore/ethcore/ubuntu xenial/main all Packages
error:11 http://ppa.launchpad.net/ethcore/ethcore/ubuntu xenial/main amd64 Packages
404 Not Found
W: The repository 'http://ppa.launchpad.net/ethcore/ethcore/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: http://ppa.launchpad.net/ethcore/ethcore/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.

and make..

[ 0%] Built target version
[ 4%] Built target upnpc-static
[ 5%] Built target gtest
[ 5%] Built target gtest_main
[ 8%] Built target Serialization
[ 11%] Built target Logging
[ 17%] Built target Common
[ 22%] Built target Crypto
[ 34%] Built target CryptoNoteCore
[ 37%] Built target P2P
[ 38%] Built target NodeRpcProxy
[ 38%] Built target InProcessNode
/wallet/btnnova/external/rocksdb/build_tools/build_detect_platform: Permission denied
Makefile:142: make_config.mk: There are no such files or directories
make[1]: *** [external/CMakeFiles/rocksdb.dir/all] error 2

what can i do?