Release Notes for Zabbix 4.2.2

Zabbix Team is pleased to announce the availability of Zabbix 4.2.2.

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 4.2.2. Download it from download.

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

New Features and Improvements

ZBX-16069 Upgraded jQuery version v1.10.2 -> v3.3.1 and jQueryUI v1.10.3 -> v1.12.1

Bug Fixes

ZBX-16032 Changed application filtering to partial name search
ZBX-15915 Fixed linking error if round() is undefined
ZBX-16074 Added file revision number generation for compilation on MS Windows
ZBX-15833 Fixed scrollbar in overlay popups
ZBX-16058 Fixed error in IPMI poller causing growing queue
ZBX-16047 Fixed division by zero error in SVG graph widget if selected time period is so small that calculated step between 2 milestones is 0s
ZBX-15936 Removed "change password" button when cloning media types
ZBX-11272 Changed sorting by type, fixed information disclosure and formatting of recipient name in action log screen item and dashboard widget; added new sortfields to alert API
ZBX-15416 Fixed locale validation in user create and update API methods
ZBX-15877 Fixed Tab Key navigation for Safari and Edge browsers
ZBX-15891 Fixed trigger dependencies are ignored when changing only trigger state
ZBX-13029 Fixed api validation messages for linktrigger
ZBX-15967 Fixed buffer offset for reading hardware info from long DMI files
ZBX-16018 Fixed detection of logical functions (or / and) inside the context of user macros
ZBX-14782 Deliver human friendly uptime in dashbord
ZBX-11325 Fixed transparency of draggable interfaces; changed cursor type for all draggable and sortable elements
ZBX-16048 Fixed global search box loosing the search phrase after searching
ZBX-15101 Fixed several object IDs allowing them to be 64 bit integers, added asterisk for map navigation tree name field and changed the error message to more generic one
ZBX-15933 Added state preservation eol
ZBX-10729 Fixed map element link coloring when linked problem is acknowledged
ZBX-16050 Fixed HTTP poller crashes
ZBX-16007 Fixed trigger list checkboxes when filtering by single host
ZBX-15871 Fixed problem events to be filtered by "suppressed" instead of "related to maintenance"
ZBX-16011 Made "Test all steps" button be available only when at least 2 preprocessing steps are created
ZBX-10550 Added warnings when Zabbix components have different versions
ZBX-11284 Removed sid URL argument for form cancel buttons
ZBX-11429 Fixed macro not being retained in trigger expression editing wizard
ZBX-15816 Increased header value input field max length
ZBX-16036 Fixed items being stuck in unsupported state under some conditions when "Discard unchanged" preprocessing step is used
ZBX-15677 Fixed the process of compiling the dummy.c module
ZBX-15981 Fixed invalid xpath for vmware "eventlog" key with "skip" option
ZBX-15704 Fixed sending log meta information without obvious needs
ZBX-15905 Added versioning of browser cached files
ZBX-15956 Reduced configuration cache fragmentation when reloading time based triggers
ZBX-15998 Improved performance of "Remove host", "Remove from host group", "Unlink from template" operations when processing network discovery events and using MySQL database
ZBX-15959 Fixed when undefined index: rows_per_page on Global search screen
ZBX-15935 Fixed infinite loop and 100% CPU usage when using OpenIPMI 2.0.26 or newer
ZBX-16005 Fixed "{{ITEM.VALUE}.regsub(<pattern>,<output>}" and "{{ITEM.LASTVALUE}.regsub(<pattern>,<output>}" being resolved to *UNKNOWN* during upgrade

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 4.2.2.

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.


Zabbix 4.2 Manual

Get started in 10 minutes - absolutely FREE

Download Zabbix

Zabbix is a professionally developed open-source software with no limits or hidden costs.