# Build error in p5.js grunt script

**URL:** https://discourse.processing.org/t/build-error-in-p5-js-grunt-script/18833
**Category:** Development
**Created:** [March 20, 2020, 8:38am UTC](https://discourse.processing.org/t/build-error-in-p5-js-grunt-script/18833 "2020-03-20T08:38:28Z")
**Posts on this page:** 2
**Page:** 1

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### Author: ![eswaraprasad](https://yyz2.discourse-cdn.com/flex036/user_avatar/discourse.processing.org/eswaraprasad/32/8461_2.png) [@eswaraprasad](https://discourse.processing.org/u/eswaraprasad)
#### Post date: [March 20, 2020, 8:38am UTC](https://discourse.processing.org/t/build-error-in-p5-js-grunt-script/18833/1 "2020-03-20T08:38:28Z")

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![Screenshot from 2020-03-20 13-40-03](https://canada1.discourse-cdn.com/flex036/uploads/processingfoundation1/original/2X/4/49e8cf855c9aace0bf2d5495a3151b151fce848c.png)  
I get the error when running npm run grunt.

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### Author: ![jeremydouglass](https://yyz2.discourse-cdn.com/flex036/user_avatar/discourse.processing.org/jeremydouglass/32/20_2.png) [@jeremydouglass](https://discourse.processing.org/u/jeremydouglass)
#### Post date: [March 25, 2020, 8:32pm UTC](https://discourse.processing.org/t/build-error-in-p5-js-grunt-script/18833/2 "2020-03-25T20:32:49Z")

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Thanks for reaching out to p5.js core developers through p5.js github issues.

> <https://github.com/processing/p5.js/issues/4396>
>
> Most appropriate sub-area of p5.js?
> Color
> Core/Environment/Rendering
> Data
> Events
> Image
> IO
> Math
> Typography
> Utilities
> WebGL
> Other (Build error)
> Details about the bug:
> 
> Web...