Release Notes for Zabbix 4.0.15

25 November 2019

Zabbix Team is pleased to announce the availability of Zabbix 4.0.15.

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 http://www.gnu.org/copyleft/gpl.txt.

This document contains the release notes for Zabbix 4.0.15. Download it from download.

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

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New Features and Improvements

ZBXNEXT-5493, ZBX-16540	Moved LLD rules from parent templates to linked templates for Module HOST-RESOURCES-MIB SNMPv2, Module Interfaces Windows SNMPv2, Net Arista SNMPv2, OS Windows SNMPv2
ZBX-16871	Fixed not setting the default values of multiselects on initial load
ZBX-16776	Reworked custom item select to multiselect
ZBXNEXT-5532	Disabled guest user by default
ZBXNEXT-4825	Implemented in Monitoring -> Problems the button "Export to CSV" to export all pages

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Bug Fixes

ZBX-16955	Fixed performance of history syncers and timer processes by not locking each other when suppressing events
ZBX-16842	Added range validation and optional conversion to is_double()
ZBX-16790	Fixed log rotation on Windows
ZBX-16865	Fixed dynamic graphs not updating when changing host in combo box
ZBX-9146	Fixed json null value being treated as empty string for LLD filters
ZBX-16828	Fixed array_db validation when validated value is not an array
ZBX-11659	Made user profile icon visible for guest user
ZBX-16849	Moved INTERFACE_TYPE_PRIORITY definition to misc.c
ZBX-16844	Fixed the process of saving the scroll position on the Latest data page in Internet Explorer
ZBX-16343	Fixed LLD not to create items on wrong host if there are failed transactions
ZBX-16730	Fixed disappearance of successful modification message while saving the Dashboards
ZBX-16679	Fixed username and password fields resetting and saving for item, item prototype and LLD rule on type change
ZBX-16785	Improved performance of timer process when reading from "problem_tag" table
ZBX-16696	Fixed multiselect suggest box clipping when overflowing not allowed in parent containers
ZBX-16809	Fixed undefined offset error in action operation condition form
ZBX-16595	Optimized active logs checks monitoring when buffer flushing fails
ZBX-16682	Fixed wrong element label update in map constructor
ZBX-16815	Fixed widget form positioning when changing widget type from Graph to any other type
ZBX-16706	Fixed unneeded padding for dashboard URL widget
ZBX-16784	Fixed Oracle performance by using "between" operator in SQL queries
ZBX-16579	Fixed long text wrapping in the latest data history
ZBX-16767	Fixed possible null pointer arithmetic; thanks to Mikhail Grigorev for the patch
ZBX-16500	Fixed SLA calculation when requested time window starts during the service time; fixed downtime time calculation
ZBX-16805	Fixed when the HttpTest API selects too many entries from the httpstep table when editing a specific Web scenario
ZBX-10618	Fixed disappearing dependent trigger cells and rows in overview
ZBX-16596	Added handling of BOM to detect encoding for vfs.file.contents, vfs.file.regex and vfs.file.regmatch
ZBX-16771	Fixed wrong Tab number being remembered when several browser tabs are in use
ZBX-16548	Fixed sort order in plain text screen

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Installation and Upgrade Notes

Installation

See Zabbix Manual for full details.

Upgrade

Recompile Zabbix binaries and update front-end PHP files. Execute a database patch if migrating from Zabbix 1.8.x. See Zabbix manual for a detailed upgrade procedure.

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 Enterprise Support
• Zabbix Training
• Zabbix Development Services

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References

Zabbix 4.0 Manual