# Error while opening some pdf files

**URL:** <https://pdfjs.community/t/error-while-opening-some-pdf-files/348>\
**Category:** Technical Support\
**Tags:** pdfjs-express\
**Created:** [October 20, 2020, 8:00am UTC](https://pdfjs.community/t/error-while-opening-some-pdf-files/348 "2020-10-20T08:00:38Z")\
**Posts on this page:** 2\
**Page:** 1

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**Author:** ![informatique](https://avatars.discourse-cdn.com/v4/letter/i/ac91a4/32.png) [@informatique](https://pdfjs.community/u/informatique)\
**Post date:** [October 20, 2020, 8:00am UTC](https://pdfjs.community/t/error-while-opening-some-pdf-files/348/1 "2020-10-20T08:00:38Z")

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**PDF.js Express Version**  
7.1.2

**Detailed description of issue**  
Some pdf trigger errors on annotator loading !  
I can join pdf exemple but cannot upload files !

 ![Capture d’écran 2020-10-15 à 17.44.41](https://canada1.discourse-cdn.com/flex031/uploads/pdfjscommunity/original/1X/a1e03e0b109724fff750733c149acf1da9f3a919.png)

Thanks for your feedback

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<div class="post-metadata">

**Author:** ![Logan](https://yyz1.discourse-cdn.com/flex031/user_avatar/pdfjs.community/logan/32/13_2.png) [@Logan](https://pdfjs.community/u/Logan)\
**Post date:** [October 21, 2020, 3:28pm UTC](https://pdfjs.community/t/error-while-opening-some-pdf-files/348/2 "2020-10-21T15:28:09Z")

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Hi! Thanks for the bug report.

We can produce your issue and it will be fixed in the next release.

Thank you!  
Logan Bittner