The service node is stuck in 'being activated' status

Symptoms

The service node is stuck in 'being activated' status

The following message may be found by pressing (?) near "Node being activated" status message in node list:

CONFIG_TEXT: The node status is Being activated

Plesk Multi Server is performing operations on the node. The node does not take part in balancing, the node status will be changed soon.

Issues occurred:

Failed API request: [2017-11-07 00:03:58] ERR [util_exec] proc_close() failed ['/usr/local/psa/admin/bin/mailmng-server' '--set-mail-params' '--smtpauth'] with exit code [1] Unable to set relaying type: Unable to set requested relay type: mailmng-server failed: Unable to open /etc/courier-imap/pop3d: No such file or directory System error 2: No such file or directory Unable to open /etc/courier-imap/pop3d-ssl: No such file or directory System error 2: No such file or directory Unable to open /etc/courier-imap/authlib/authdaemonrc: No such file or directory System error 2: No such file or directory

Update of system packages fails on the affected node. The similar error can be displayed in Plesk interface:

PLESK_ERROR: Update failed.
2017-09-18 08:19:32 INFO: pum is called with arguments: ['--update', '--json', '--', 'alsa-lib', 'authconfig', 'binutils', 'biosdevname', 'btrfs-progs', 'cryptsetup-libs', 'curl', 'dhclient', 'dnsmasq', 'e2fsprogs', 'efibootmgr', 'ghostscript', 'hwdata', 'iprutils', 'iptables', 'iptables-services', 'iwl100-firmware', 'iwl1000-firmware', 'iwl105-firmware', 'iwl135-firmware', 'iwl2000-firmware', 'iwl2030-firmware', 'iwl3160-firmware', 'iwl3945-firmware', 'iwl4965-firmware', 'iwl5000-firmware', 'iwl5150-firmware', 'iwl6000-firmware', 'iwl6000g2a-firmware', 'iwl6000g2b-firmware', 'iwl6050-firmware', 'iwl7260-firmware', 'iwl7265-firmware', 'kbd', 'kbd-legacy', 'kbd-misc', 'kexec-tools', 'kmod', 'kmod-libs', 'libcurl', 'libdb-utils', 'libpcap', 'libselinux-python', 'libsoup', 'linux-firmware', 'mokutil', 'ncurses', 'pciutils', 'python-pyudev', 'rsyslog', 'serverbackup-enterprise-agent', 'shared-mime-info', 'tar', 'yum-plugin-fastestmirror']
2017-09-18 08:19:37 INFO: updating packages: iwl6000-firmware iwl3945-firmware mokutil iprutils kbd-legacy shim iwl2000-firmware kbd-misc iwl1000-firmware python-pyudev yum-plugin-fastestmirror iwl5150-firmware iwl100-firmware kmod-libs curl iwl5000-firmware iptables iwl4965-firmware dnsmasq iwl6000g2a-firmware efibootmgr libsoup alsa-lib hwdata linux-firmware libselinux-python iwl6050-firmware iwl135-firmware libpcap libcurl cryptsetup-libs dhclient tar pciutils iwl6000g2b-firmware iwl105-firmware kmod ncurses iwl2030-firmware kexec-tools rsyslog shared-mime-info authconfig binutils kbd iwl3160-firmware iptables-services iwl7265-firmware libdb-utils iwl7260-firmware btrfs-progs ghostscript e2fsprogs serverbackup-enterprise-agent biosdevname
2017-09-18 08:19:50 ERROR: [u'ERROR with transaction check vs depsolve:', 'libcurl = 7.29.0-42.el7 is needed by curl-7.29.0-42.el7.x86_64', 'iptables = 1.4.21-18.el7.cloudlinux is needed by iptables-services-1.4.21-18.el7.cloudlinux.x86_64']
2017-09-18 08:19:50 ERROR: Exited with returncode 1.

Cause

Server components on affected service node list differ from other nodes due to the package misconfiguration.

Resolution

Resolve the package dependencies issue on the affected node.