Note: The article applies only to Debian/Ubuntu systems.
Unable to manage objects in Plesk:
Error: The component __php_support was not installed
Unable to apply plan changes to domain. Error: The plan was not applied: The component __php_support was not installed, phosting__php_handler_type_not_supported, The component __perl_unix_support was not installed, The component __python_unix_support was not installed
Also, on Components Management page PHP component is shown as not installed. The same information is stored in the database:
# MYSQL_PWD=`cat /etc/psa/.psa.shadow` mysql -u admin psa -e"select * from Components"
| name | version |
| php | not_installed |
Unable to apply plan changes to domain. Error: The plan was not applied: The component php_support was not installed, phosting php_handler_type_not_supported, The component perl_unix_support was not installed, The component python_unix_support was not installed
SNMP agent is misconfigured:
# dpkg --configure -a
Errors were encountered while processing:
# dpkg -l snmpd
|/ Err?=(none)/Reinst-required (Status,Err: uppercase=bad)
||/ Name Version Description
iF snmpd 188.8.131.52~dfsg0ubuntu1-0ubuntu2.2 SNMP (Simple Network Management Protocol) agents
Misconfiguration of SNMP agent.
Stop snmpd service:
# /etc/init.d/snmpd stop
* Stopping network management services:
# ps auxww | grep snmp | grep -v grep
Configure SNMP agent:
# dpkg --configure snmpd
Setting up snmpd (184.108.40.206~dfsg0ubuntu1-0ubuntu2.2) ...
update-rc.d: warning: snmpd stop runlevel arguments (1) do not match LSB Default-Stop values (0 1 6)
* Starting network management services:
Processing triggers for python-central ...