Release Notes for Zabbix 3.4.10rc1

Zabbix Team is pleased to announce the availability of Zabbix 3.4.10rc1.

Zabbix is an enterprise-class open source distributed monitoring solution. Zabbix is released under the GPL, thus it is free of charge for both commercial and non-commercial use. A complete text of the license is available at

This document contains the release notes for Zabbix 3.4.10rc1. Download it from download.

The following sections describe the release in details and provide late-breaking or other information that supplements its main documentation.

Bug Fixes

ZBX-14414 Fixed PHP 7.2 error message in the Monitoring->Latest data page
ZBX-13712 Fixed "Undefined index: master_itemid" and SQL errors in item.update and itemprototype.update methods; fixed updating of discovered items
ZBX-13549 Fixed displaying of not monitored triggers in maps
ZBX-12359 Fixed "Automatic icon selection" checkbox not working and displaying two icons at once in map constructor
ZBX-14333 Fixed {ESC.HISTORY} and action log not to display colon without target host when executed on Zabbix server
ZBX-13361 Fixed error messages when configuring an existing item to have an update interval
ZBX-13043 Removed error message for when user has defined media but all of them are disabled
ZBX-14312 Fixed possible deadlock in history syncer when housekeeper is deleting events
ZBX-13697 Fixed session expiration when changing default authentication method
ZBX-13680 Fixed action not being cloned due to existing operation id being submitted
ZBX-13775 Fixed map tree widget border color
ZBX-13782 Fixed decoding of Unicode characters in JSON
ZBX-13767 Fixed "undefined index: acknowledges" error on problems page
ZBX-12175 Fixed subfilter entries with long names going off the screen
ZBX-12644 Fixed filter being partially reset when using pagination in availability report page
ZBX-12882 Fixed in popup window being allowed to select applications from different hosts when editing item mass update form
ZBX-13788 Fixed host availability stuck in unknown state after proxy changes
ZBX-12372 Fixed duplication of prefix "/" for second parameter "path" in items "*"
ZBX-14315 Fixed validation of "max_depth" in "vfs.dir.size" for agent

Installation and Upgrade Notes


See Zabbix documentation for full details.


See Upgrade procedure for upgrade options and instructions. For version specific upgrade notes, see Upgrade notes for 3.4.10.

Commercial support

Zabbix Company provides a full range of Professional Services. We also provide trouble-free Upgrade Service for easy migration from earlier versions of Zabbix. Please Contact sales for pricing and more details.


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