# HELP Icinga2 not start and Icinga2web with Error **URL:** \ **Category:** Icinga Web\ **Tags:** icingaweb2\ **Created:** [September 22, 2020, 3:11pm UTC](https://community.icinga.com/t/help-icinga2-not-start-and-icinga2web-with-error/5578 "2020-09-22T15:11:48Z")\ **Posts on this page:** 4\ **Page:** 1
**Author:** ![lmarcelofc](https://community.icinga.com/user_avatar/community.icinga.com/lmarcelofc/32/3148_2.png) [@lmarcelofc](https://community.icinga.com/u/lmarcelofc)\ **Post date:** [September 22, 2020, 3:11pm UTC](https://community.icinga.com/t/help-icinga2-not-start-and-icinga2web-with-error/5578/1 "2020-09-22T15:11:48Z")
Hello, my Icinga2 can not running and the Web GUI shows the message The monitoring backend “icinga” is not running. I tried to restart of the icinga2 service but i haved only error messages. root@ubuntu1804:/home/ubuntu# icinga2 daemon -C [2020-09-22 16:23:50 +0200] information/cli: Icinga application loader (version: r2.12.0-1) [2020-09-22 16:23:50 +0200] information/cli: Loading configuration file(s). [2020-09-22 16:23:50 +0200] information/ConfigItem: Committing config item(s). [2020-09-22 16:23:50 +0200] information/ApiListener: My API identity: ubuntu1804.linuxvmimages.local [2020-09-22 16:23:50 +0200] critical/config: Error: An object with type ‘Service’ and name ‘ubuntu1804.linuxvmimages.local!disk /’ already exists (in /etc/icinga2/conf.d/services.conf: 118:1-118:53), new declaration: in /etc/icinga2/conf.d/services.conf: 65:1-65:53 Location: in /etc/icinga2/conf.d/services.conf: 65:1-65:53 /etc/icinga2/conf.d/services.conf(63): } /etc/icinga2/conf.d/services.conf(64): /etc/icinga2/conf.d/services.conf(65): apply Service for (disk =\> config in host.vars.disks) { ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ /etc/icinga2/conf.d/services.conf(66): import “generic-service” /etc/icinga2/conf.d/services.conf(67): [2020-09-22 16:23:50 +0200] critical/config: Error: An object with type ‘Service’ and name ‘ubuntu1804.linuxvmimages.local!disk’ already exists (in /etc/icinga2/conf.d/services.conf: 118:1-118:53), new declaration: in /etc/icinga2/conf.d/services.conf: 65:1-65:53 Location: in /etc/icinga2/conf.d/services.conf: 65:1-65:53 /etc/icinga2/conf.d/services.conf(63): } /etc/icinga2/conf.d/services.conf(64): /etc/icinga2/conf.d/services.conf(65): apply Service for (disk =\> config in host.vars.disks) { ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ /etc/icinga2/conf.d/services.conf(66): import “generic-service” /etc/icinga2/conf.d/services.conf(67): [2020-09-22 16:23:50 +0200] critical/config: 2 errors [2020-09-22 16:23:50 +0200] critical/cli: Config validation failed. Re-run with ‘icinga2 daemon -C’ after fixing the config. root@ubuntu1804:/home/ubuntu# systemctl restart icinga2 Job for icinga2.service failed because the control process exited with error code. See “systemctl status icinga2.service” and “journalctl -xe” for details. root@ubuntu1804:/home/ubuntu# systemctl status icinga2.service ● icinga2.service - Icinga host/service/network monitoring system Loaded: loaded (/lib/systemd/system/icinga2.service; enabled; vendor preset: enabled) Drop-In: /etc/systemd/system/icinga2.service.d └─limits.conf Active: failed (Result: exit-code) since Tue 2020-09-22 16:25:44 CEST; 4min 37s ago Process: 4508 ExecStart=/usr/sbin/icinga2 daemon --close-stdio -e ${ICINGA2\_ERROR\_LOG} (code=exited, status=1/ Process: 4503 ExecStartPre=/usr/lib/icinga2/prepare-dirs /etc/default/icinga2 (code=exited, status=0/SUCCESS) Main PID: 4508 (code=exited, status=1/FAILURE) Sep 22 16:25:44 ubuntu1804 icinga2[4508]: /etc/icinga2/conf.d/services.conf(64): Sep 22 16:25:44 ubuntu1804 icinga2[4508]: /etc/icinga2/conf.d/services.conf(65): apply Service for (disk =\> conf Sep 22 16:25:44 ubuntu1804 icinga2[4508]: ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ Sep 22 16:25:44 ubuntu1804 icinga2[4508]: /etc/icinga2/conf.d/services.conf(66): import “generic-service” Sep 22 16:25:44 ubuntu1804 icinga2[4508]: /etc/icinga2/conf.d/services.conf(67): Sep 22 16:25:44 ubuntu1804 icinga2[4508]: [2020-09-22 16:25:44 +0200] critical/config: 2 errors Sep 22 16:25:44 ubuntu1804 icinga2[4508]: [2020-09-22 16:25:44 +0200] critical/cli: Config validation failed. Re Sep 22 16:25:44 ubuntu1804 systemd[1]: icinga2.service: Main process exited, code=exited, status=1/FAILURE Sep 22 16:25:44 ubuntu1804 systemd[1]: icinga2.service: Failed with result ‘exit-code’. Sep 22 16:25:44 ubuntu1804 systemd[1]: Failed to start Icinga host/service/network monitoring system. please Help… Best regards Lmarcelofc ---
**Author:** ![fluxX](https://community.icinga.com/user_avatar/community.icinga.com/fluxx/32/133_2.png) [@fluxX](https://community.icinga.com/u/fluxX)\ **Post date:** [September 23, 2020, 5:38am UTC](https://community.icinga.com/t/help-icinga2-not-start-and-icinga2web-with-error/5578/2 "2020-09-23T05:38:33Z")
Hi and Welcome! as the error says, you have duplicate declarations. Check line `65` and `118` in your `/etc/icinga2/conf.d/services.conf` file. Greetz ---
**Author:** ![lmarcelofc](https://community.icinga.com/user_avatar/community.icinga.com/lmarcelofc/32/3148_2.png) [@lmarcelofc](https://community.icinga.com/u/lmarcelofc)\ **Post date:** [September 23, 2020, 6:50am UTC](https://community.icinga.com/t/help-icinga2-not-start-and-icinga2web-with-error/5578/3 "2020-09-23T06:50:27Z")
Hi FluxX thanks a lot for the help. sometimes the problem is in front of our nose and we can’t see. with the most cordial lengths Lmarcelofc ---
**Author:** ![Ram](https://community.icinga.com/letter_avatar_proxy/v4/letter/r/b9bd4f/32.png) [@Ram](https://community.icinga.com/u/Ram)\ **Post date:** [December 30, 2021, 5:32am UTC](https://community.icinga.com/t/help-icinga2-not-start-and-icinga2web-with-error/5578/4 "2021-12-30T05:32:15Z")
HI hello, can anyone help me on this a i am getting an error [root@localhost conf.d]# systemctl status icinga2.service ● icinga2.service - Icinga host/service/network monitoring system Loaded: loaded (/usr/lib/systemd/system/icinga2.service; enabled; vendor preset: disabled) Active: failed (Result: exit-code) since Thu 2021-12-30 10:21:03 IST; 6s ago Process: 191806 ExecStart=/usr/sbin/icinga2 daemon --close-stdio -e ${ICINGA2\_ERROR\_LOG} (code=exited, status=1/FAILURE) Process: 191799 ExecStartPre=/usr/lib/icinga2/prepare-dirs /etc/sysconfig/icinga2 (code=exited, status=0/SUCCESS) Main PID: 191806 (code=exited, status=1/FAILURE) Status: “Loading configuration file(s)…” Dec 30 10:21:03 localhost.localdomain icinga2[191806]: /etc/icinga2/conf.d/users.conf(10): groups = [“icingaadmins”] Dec 30 10:21:03 localhost.localdomain icinga2[191806]: /etc/icinga2/conf.d/users.conf(11): Dec 30 10:21:03 localhost.localdomain icinga2[191806]: /etc/icinga2/conf.d/users.conf(12): enable\_notifications - true Dec 30 10:21:03 localhost.localdomain icinga2[191806]: ^^^^^^^^^^^^^^^^^^^^^^^^^^^ Dec 30 10:21:03 localhost.localdomain icinga2[191806]: /etc/icinga2/conf.d/users.conf(13): states = [OK, Warning, Critical] Dec 30 10:21:03 localhost.localdomain icinga2[191806]: /etc/icinga2/conf.d/users.conf(14): types = [Problem, Recovery] Dec 30 10:21:03 localhost.localdomain icinga2[191806]: [2021-12-30 10:21:03 +0530] critical/cli: Config validation failed. Re-run with ‘icinga2 daemon -C’ after fixing\> Dec 30 10:21:03 localhost.localdomain systemd[1]: icinga2.service: Main process exited, code=exited, status=1/FAILURE Dec 30 10:21:03 localhost.localdomain systemd[1]: icinga2.service: Failed with result ‘exit-code’. Dec 30 10:21:03 localhost.localdomain systemd[1]: Failed to start Icinga host/service/network monitoring system.