> For the complete documentation index, see [llms.txt](https://docs.elentra.org/technical/llms.txt). Markdown versions of documentation pages are available by appending `.md` to page URLs; this page is available as [Markdown](https://docs.elentra.org/technical/developers/troubleshooting/curriculum-tag-selector.md).

# Curriculum Tag Selector

## Tags Not Loading

Problem: You are receiving an error message stating that "We were unable to load curriculum tags".

![](/files/-M90-ScN-ffnoyPUQydQ)

* Make sure you are using the correct API version. You can either try running `composer install` again or switch to the `release/3.x` branch (or higher) in the API — in this case, make sure you have the [API configured properly](/technical/developers/troubleshooting/composer.md#symlinking-the-api).
* Ensure that you have the latest Elentra ME release (`release/x.xx` or `develop`)
* Check the [compatibility matrix](/technical/developers/compatibility-matrix.md) page to ensure that your version of ME and the API are compatible.