Resolving the issue with Gulp "Warning: gulp version mismatch:"

If you are getting the following types error:

[14:32:54] Warning: gulp version mismatch:
[14:32:54] Global gulp is 3.9.1
[14:32:54] Local gulp is 3.9.0
[14:32:56] Using gulpfile C:\xampp\htdocs\myproject\gulpfile.js
[14:32:56] Starting 'default'...
[14:32:56] Starting 'scripts'...

To resolve the issue,
First, go to your project root folder then run below two commands

npm update gulp -g 
npm update gulp