## Arches 7.6.6 Release Notes

### Bug Fixes and Enhancements

- Fix inability to remove a second parent from a concept [#11742](https://github.com/archesproject/arches/pull/11742)
- Fix slow reports when used on systems with many related resources [#11748](https://github.com/archesproject/arches/pull/11748)
- Reimplement superuser bypass of nodegroup permission check [#11744](https://github.com/archesproject/arches/pull/11744)


### Dependency changes:

```
Python:
    Upgraded:
        none
JavaScript:
    Upgraded:
        none
```

### Upgrading Arches

1. Upgrade to version 7.6.0 before proceeding by following the upgrade process in the [Version 7.6.0 release notes](https://github.com/archesproject/arches/blob/dev/7.6.x/releases/7.6.0.md)

2. Upgrade to Arches 7.6.6

    ```
    pip install --upgrade arches==7.6.6
    ```

3. If you are running Arches on Apache, restart your server:
    ```
    sudo service apache2 reload
    ```