We are very pleased to announce the release of HumHub 1.5.1. This release comes with some hotfixes for bugs that were introduced in the 1.5.0 build four days ago.\ \ Changelog: * Fix [#4001](https://github.com/humhub/humhub/issues/4001): LDAP user sync error * Fix [#4004](https://github.com/humhub/humhub/issues/4004): Missing translation strings * Fix [#4009](https://github.com/humhub/humhub/issues/4009): Yii queue error handling broken * Fix [#4008](https://github.com/humhub/humhub/issues/4008): Some richtext images are embedded as Base64 * Fix [#4019](https://github.com/humhub/humhub/issues/4019): Animated Gifs not handled correctly with GMagick extension * Fix [#4021](https://github.com/humhub/humhub/issues/4021): Activity mail queue job timeout error handling * Fix [#4005](https://github.com/humhub/humhub/issues/4005): The uploaded logo is scaled too small. * Enh [#4026](https://github.com/humhub/humhub/issues/4026): Check memory limit in prerequisites check * Fix [#4023](https://github.com/humhub/humhub/issues/4023): Background flickering on firefox page transition * Fix [#4028](https://github.com/humhub/humhub/issues/4028): Image previews rendering in stream do not perform well.