Release Notes for Zabbix 4.0.1

29 October 2018

Zabbix Team is pleased to announce the availability of Zabbix 4.0.1.

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 4.0.1. Download here.

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

---

New Features and Improvements

ZBXNEXT-4725	Added filter fields to select templates and hosts by directly linked templates; made proxy filter field visible in configuration hosts field Frontend
ZBXNEXT-4796	Added 'fullscreen' and 'kiosk' URL arguments to allow to set layout mode via link Frontend
ZBXNEXT-4782	Improve out of memory error message by adding statistics and backtrace; improve something impossible has just happened error message by adding backtrace Proxy Server
ZBXNEXT-4271	Improved escalator performance by using nextcheck index instead of reading whole table Server

---

Bug Fixes

ZBX-14904	Fixed possible PHP errors in "Problem hosts" widget Frontend
ZBX-15057	Fixed possible crash when syncing host groups Proxy Server
ZBX-14807	Fixed selection box for graphs on monitoring screens Frontend
ZBX-14779	Extended support of system.stat[ent], system.stat[cpu,pc], system.stat[cpu,ec] on IBM AIX to LPAR type 'dedicated' Agent
ZBX-14851	Fixed the host visible name in the event details/messages from server when using long utf8 text Server
ZBX-14887	Fixed max count of records in the single json that proxy can send to the server Proxy
ZBX-14972	Fixed the case where data from non-monitored VMware services are not removed from vmware cache Proxy Server
ZBX-14856	Added support for OpenSSL 1.1.1 Agent Proxy Server
ZBX-14971	Added note on runtime control with PID numbers larger than 65535 to server, proxy and agentd help messages and man pages Documentation Agent Proxy Server
ZBX-14734	Fixed the verification of the assignment of two web checks with the same name from different templates to one host API
ZBX-14749	Fixed cloning inherited host prototype on host Frontend
ZBX-14663	Fixed calculation of Y zero position in graph Frontend
ZBX-14865	Fixed "Field "parent_itemid" cannot be set to NULL" error message while importing multiple templates API
ZBX-14925	Added support of user language specific url link in support icon, supported languages: english as default, japanese, russian Frontend
ZBX-14854	Improved preprocessor worker performance Server
ZBX-14798	Fixed incorrect zero rounding in date and time fields Frontend
ZBX-14954	Fixed sql error in escalator when working with Oracle, PostgreSQL (less than v9.4) databases Server
ZBX-14952	Fixed incorrect translation string in en_US locale Frontend
ZBX-14757	Fixed fields becoming writable upon form refresh in host prototype form Frontend
ZBX-14915	Fixed 'follow redirects' checkbox in web scenario step's dialog Frontend
ZBX-14811	Fixed color of the host name in the title of the Screens Frontend
ZBX-14776	Fixed sorting when changing status of media type Frontend
ZBX-14711	Fixed triggers in trigger overview being filtered by trigger severity and trigger status change time instead of problem severity and problem creation time Frontend
ZBX-14689	Fixed updating of the Graph list of host when selecting a group of hosts Frontend
ZBX-12217	Removed links to templates with no permissions for templated triggers, trigger prototypes, graphs, graph prototypes, host prototypes and web scenarios Frontend
ZBX-14861	Fixed trigger evaluation result not visible in test dialogue when expression is too long Frontend
ZBX-14723	Fixed zoom button for time selector in IE browser Frontend
ZBX-14888	Fixed table markup on overview and system info pages Frontend
ZBX-14652	Fixed plain text Latest data when selecting more than 1 item Frontend
ZBX-14618	Fixed host prototype status checkbox resets after adding template Frontend
ZBX-14632	Fixed minor typos in comments and tests Frontend
ZBX-14834	Fixed icon misplacement in problem view Frontend
ZBX-14803	Fixed incorrect profile update causing page filter to sometimes show duplicate values Frontend
ZBX-10784	Fixed validation of double/Numeric(float) values Server
ZBX-14727	Fixed selection of data for trigger overview and graphs if first drop down entry is "none" Frontend
ZBX-14615	Fixed Java gateway not to mark host unreachable in case of invalid username and password Java gateway
ZBX-14585	Fixed JMX endpoint not being included in error message in case of connection errors Java gateway
ZBX-14650	Fixed web.page.regexp item parameters description Frontend
ZBX-14764	Fixed crash that could occur when OpenIPMI pollers are configured Proxy Server
ZBX-14882	Fixed crash in vmware collector when receiving invalid xml Proxy Server
ZBX-14908	Fixed crash when processing internal trigger events and deleting triggers at the same time Server

---

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 4.0.1.

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

---

References

Zabbix 4.0 Manual