Gives an unknown error. How to fix?

Question

Node.js

Gives this error:


I tried to google, I did not find a solution.

upd: This problem is only on VPS on all operating systems. System characteristics of the machine:
512 MB RAM
2.4 GHz, 1 core
5 GB SSD

My script is not demanding, and takes up to 50 MB

PS Admins, stop deleting, this problem is with NodeJS...