npm ERR! asyncWrite is not a function

Question

npm install -g firebase-tools npm ERR! asyncWrite is not a function npm ERR! pna.nextTick is not a function

npm ERR! A complete log of this run can be found in: npm ERR!

Answer 1

that's because, when I'm writing this answer, node 10 is not quite stable. So better stick to node 8. for that you can downgrade to 8.11.3 using

sudo n 8.11.3

then you can easily install npm modules.