Release Notes for Zabbix 4.0.20

27 April 2020

Zabbix Team is pleased to announce the availability of Zabbix 4.0.20.

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 4.0.20. Download here.

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-4829

Changed web setup wizard to not create and drop tables for DB connectivity test purposes Frontend

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Bug Fixes

ZBX-17524	Fixed time selector button state Frontend
ZBX-17496	Fixed UserMacro API validation API
ZBX-17532	Added css files and sprites versioning by query strings Frontend
ZBX-17501	Fixed overlapping multiselect suggest with browser autocomplete Frontend
ZBX-17402	Fixed search field accidentally transform value to lowercase Frontend
ZBX-17505	Fixed crash inside a fork when calling vfs.fs.inode Agent
ZBX-16959	Fixed return code check of curl_easy_setopt Server
ZBX-17423	Fixed "reset" button in history page Frontend
ZBX-17395	Fixed deletion of templated applications that were linked to items when importing templates Frontend
ZBX-17359	Fixed "sortorder": "DESC" option with multiple sortfields API
ZBX-17336	Fixed wrong error message when fping fails Proxy Server
ZBX-17427	Fixed top busiest triggers filter Frontend
ZBX-17523	Fixed agent compilation on Windows Agent
ZBX-17508	Fixed error in oracle database encoding check Frontend
ZBX-17442	Fixed web.page.get to time out when there is no response Agent
ZBX-17429	Fixed trigger expression condition popup to display negative numbers upon opening existing expression Frontend
ZBX-17012	Fixed URL validator to also accept relative URLs API Frontend
ZBX-17507	Fixed oracle query interpreted as a multistatement Frontend
ZBX-9387	Fixed incorrect maintenance calculations when DST changed to summer time Server
ZBX-17390	Fixed validation of the maximum selected period Frontend
ZBX-23230	Fixed LDAP connection being initialized before permissions check Frontend

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Installation and Upgrade Notes

Installation

See Zabbix documentation for full details.

Upgrade

See Upgrade procedure for upgrade options and instructions. For version specific upgrade notes, see Upgrade notes for 4.0.20.

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