Error : npm audit fix

[englianhu]

+~$ sudo npm install chromeos-apk -g
changed 13 packages, and audited 14 packages in 1s
3 low severity vulnerabilities
To address all issues, run:
  npm audit fix
Run `npm audit` for details.
+~$ npm install chromeos-apk -g
changed 13 packages, and audited 14 packages in 1s
3 low severity vulnerabilities
To address all issues, run:
  npm audit fix
Run `npm audit` for details.
+~$ npm audit fix
-npm ERR! code ENOLOCK
-npm ERR! audit This command requires an existing lockfile.
-npm ERR! audit Try creating one first with: npm i --package-lock-only
-npm ERR! audit Original error: loadVirtual requires existing shrinkwrap file
-npm ERR! A complete log of this run can be found in:
-npm ERR!     /home/englianhu/.npm/_logs/2021-05-20T07_15_25_567Z-debug.log