# Bug on file upload in pdf js viewer

**URL:** <https://pdfjs.community/t/bug-on-file-upload-in-pdf-js-viewer/819>\
**Category:** Technical Support\
**Created:** [June 11, 2021, 2:00pm UTC](https://pdfjs.community/t/bug-on-file-upload-in-pdf-js-viewer/819 "2021-06-11T14:00:16Z")\
**Posts on this page:** 1\
**Showing post:** 1

<div class="post-metadata">

**Author:** ![chats2790](https://avatars.discourse-cdn.com/v4/letter/c/34f0e0/32.png) [@chats2790](https://pdfjs.community/u/chats2790)\
**Post date:** [June 11, 2021, 2:00pm UTC](https://pdfjs.community/t/bug-on-file-upload-in-pdf-js-viewer/819/1 "2021-06-11T14:00:17Z")

</div>

**PDF.js Express Version**  
7.3.3  
**Detailed description of issue**  
I get this error on console whenever i try to upload this file. Can u help me debug this error? Is it some error on your end ? I am attaching the screenshot of the error on console and the pdf file url.

 ![bug](https://canada1.discourse-cdn.com/flex031/uploads/pdfjscommunity/original/1X/d570415787c101d1df94c36dbe1559199251b7a1.png)

**Expected behaviour**  
{Provide a screenshot or description of the expected behaviour}

**Does your issue happen with every document, or just one?**  
{Answer here}

**Link to document**

> **[FL\_HP\_WS\_TS.pdf](https://www.finelite.com/sites/default/files/2020-09/FL_HP_WS_TS.pdf)**
>
> 2.48 MB

**Code snippet**  
{Provide a relevant code snippet}

---

_[View the full topic](https://pdfjs.community/t/bug-on-file-upload-in-pdf-js-viewer/819)._