Black screen

[e-sailing]

Code:

pi@openplotter:~ $ cd /usr/lib/node-module/signalk-server
bash: cd: /usr/lib/node-module/signalk-server: No such file or directory
pi@openplotter:~ $ npm start
npm ERR! path /home/pi/package.json
npm ERR! code ENOENT
npm ERR! errno -2
npm ERR! syscall open
npm ERR! enoent ENOENT: no such file or directory, open '/home/pi/package.json'
npm ERR! enoent This is related to npm not being able to find a file.
npm ERR! enoent

npm ERR! A complete log of this run can be found in:
npm ERR!     /home/pi/.npm/_logs/2018-12-05T11_28_47_009Z-debug.log
pi@openplotter:~ $

Sorry wrong path
cd /usr/lib/node-module/signalk-server
it should be
cd /usr/lib/node_modules/signalk-server

try again

btw: Are you sure that your raspberry pi works with another sd card?