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sidebar_position: 1
sidebar_label: 2024
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# 2024 Changelog

### ClickHouse release v24.1.5.6-stable (7f67181ff31) FIXME as compared to v24.1.4.20-stable (f59d842b3fa)

#### Bug Fix (user-visible misbehavior in an official stable release)

* Backported in [#59959](https://github.com/ClickHouse/ClickHouse/issues/59959): Fix crash during deserialization of aggregation function states that internally use `UniqExactSet`. Introduced https://github.com/ClickHouse/ClickHouse/pull/59009. [#59928](https://github.com/ClickHouse/ClickHouse/pull/59928) ([Maksim Kita](https://github.com/kitaisreal)).

#### NOT FOR CHANGELOG / INSIGNIFICANT

* CI: do not reuse builds on release branches [#59798](https://github.com/ClickHouse/ClickHouse/pull/59798) ([Max K.](https://github.com/maxknv)).

