# How to fix the main reason for SDK upgrade issues

**URL:** https://forum.dfinity.org/t/how-to-fix-the-main-reason-for-sdk-upgrade-issues/325
**Category:** Community Tutorials & Video
**Created:** [January 14, 2020, 4:25am UTC](https://forum.dfinity.org/t/how-to-fix-the-main-reason-for-sdk-upgrade-issues/325 "2020-01-14T04:25:59Z")
**Posts on this page:** 1
**Page:** 1

<div class="post-metadata">

### Author: ![Comp\_Sci](https://avatars.discourse-cdn.com/v4/letter/c/e9c0ed/32.png) [@Comp\_Sci](https://forum.dfinity.org/u/Comp_Sci)
#### Post date: [January 14, 2020, 4:25am UTC](https://forum.dfinity.org/t/how-to-fix-the-main-reason-for-sdk-upgrade-issues/325/1 "2020-01-14T04:25:59Z")

</div>

It’s been mentioned here in another thread but about a week ago I got a DM asking me about an upgrade issue with the latest version so I just wanted to make this quick video dealing with the checkpoints directory and how to solve most upgrade issues. Thanks.