# Unable to upload models

**URL:** <https://forums.sketchup.com/t/unable-to-upload-models/25306>\
**Category:** 3D Warehouse\
**Tags:** error, authenticationerror, authentication\
**Created:** [May 17, 2016, 3:59pm UTC](https://forums.sketchup.com/t/unable-to-upload-models/25306 "2016-05-17T15:59:57Z")\
**Posts on this page:** 1\
**Showing post:** 2

<div class="post-metadata">

**Author:** ![josephkim626](https://sea2.discourse-cdn.com/sketchup/user_avatar/forums.sketchup.com/josephkim626/32/31239_2.png) [@josephkim626](https://forums.sketchup.com/u/josephkim626)\
**Post date:** [May 17, 2016, 5:15pm UTC](https://forums.sketchup.com/t/unable-to-upload-models/25306/2 "2016-05-17T17:15:10Z")

</div>

Clear the cache in Internet Explorer?

Similar thread:

> [@Invalid authorization request](http://forums.sketchup.com/t/invalid-authorization-request/24269):
>
> cannot download any plugin from extension store–keep getting message Trimble–invalid authorization request etc–using free su 2016–chrome browser–windows pc

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