---
title: Arez 0.120 released
author: Arez Project
authorURL: https://github.com/arez
---

[Full Changelog](https://github.com/arez/arez/compare/v0.119...v0.120)

Changes in this release:

* **\[core\]** Generate an invariant failure if `ComputeableValue.reportPossiblyChanged()` is invoked on
  disposed `ComputeableValue` instance.
* **\[core\]** Invoking `ComputeableValue.reportPossiblyChanged()` on a `ComputeableValue` instance that has no
  observers should not generate an invariant failure.

Update site to add news about the 0.120 release
Update site to add news about the 0.120 release
