Why am I getting the following errors when doing an npm install?

[shyamalschandra]

npm ERR! code EINTEGRITY
npm ERR! sha1-qBfNczwpcrPHzE93fK9uQkuIAU0= integrity checksum failed when using sha1: wanted sha1-qBfNczwpcrPHzE93fK9uQkuIAU0= but got sha512-ZZYSPB9tLh0m4uZOTcQllv/U8ts3GaMyEkBTooBr5rO+xl0WfQlecUcPuyw6aqtrZfNKsqLprorXKgsFmwcI5w== sha1-ABQW6jolzllOMXy1UxvEHq3SL38=. (67834 bytes)

npm ERR! A complete log of this run can be found in:
npm ERR!     /Users/shyamalchandra/.npm/_logs/2019-06-16T17_24_06_028Z-debug.log

Why is this happening?

[TyrantDante]

I got the same error

[djzmo]

Try using node version 6 (same version as author's)