What could be the problem with aws-sam-local?

Question

ubuntu

Trying to install Cloud9 IDE, when installing components, aws-sam-local
Ubuntu 18.04 does not install. (tried other Debian, CentOS systems)
Gives this error. What could be the problem?

Installing SAM Local
/
> [email protected] postinstall /root/.c9/node/lib/node_modules/aws-sam-local
> go-npm install

Downloading from URL: https://github.com/awslabs/aws-sam-local/releases/download/v0.2.11/sam_0.2.11_linux_amd64.tar.gz
[email protected] /root/.c9/node/lib/node_modules/aws-sam-local
└── [email protected] ([email protected], [email protected], [email protected])
npm ERR! Linux 4.15.0-22-generic
npm ERR! argv "/root/.c9/node/bin/node" "/root/.c9/node/bin/npm" "explore" "-g" "[email protected]" "--" "ln -sfv $(pwd)/bin/* /usr/bin/"
npm ERR! node v4.8.7
npm ERR! npm  v2.15.11

npm ERR! It doesn't look like [email protected] is installed.
npm ERR! 
npm ERR! If you need help, you may report this error at:
npm ERR!     <https://github.com/npm/npm/issues>

npm ERR! Please include the following file with any support request:
npm ERR!     /root/.c9/empty/npm-debug.log

Failed npm-g. Exit code 1