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Plesk Panel 10 to 11 Upgrade issue: sw-cp-server

Plesk Panel 10 to 11 Upgrade issue: sw-cp-server

Symptom When upgrading from Plesk Panel 10 to 11 it failed with the following errors: apt-get upgrade Reading package lists… Done Building dependency tree Reading state information… Done 0 upgraded, 0 newly installed, 0 to remove and 0 not upgraded. 27 not fully installed or removed. After this operation, 0 B of additional disk space will be used. Do you want to continue [Y/n]? y Setting up sw-cp-server (1.0-8.201205141804.debian60) … Starting SWsoft control panels server… stale pidfile. failed dpkg: error…

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CUPS: Print-Job: Unauthorized

CUPS: Print-Job: Unauthorized

Problem When looking though the cups error log. /var/log/cups/error_log I found the following error messages: Print-Job: Unauthorized Resume-Printer: Unauthorized PID 29644 (/usr/lib/cups/backend/lpd) stopped with status 1!   Resolution To resolve these errors edit printers.conf file. vi /etc/cups/printers.conf Edit the following line: AuthInfoRequired username,password Replace the line with instead: AuthInfoRequired none Restart the CUPS service. /etc/init.d/cups restart service cups restart The error now should not re appear in the logs.

dovecot error: mail_extra_groups

dovecot error: mail_extra_groups

Problem I found the following error when restarting dovecot on some servers Restarting IMAP/POP3 mail server: dovecotWarning: mail_extra_groups setting was often used insecurely so it is now deprecated, use mail_access_groups or mail_privileged_group instead as the error suggests you need to use another variable in the dovecot.conf other than mail_extra_groups as it is now deprecated. Resolution Simply edit dovecot.conf vi /etc/dovecot/dovecot.conf replace mail_extra_groups mail_extra_groups = mail with mail_access_groups mail_access_groups = mail restart dovecot /etc/init.d/dovecot restart service dovecot restart Now the error…

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apt-get error: “GPG error: The following signatures couldn’t be verified because the public key is not available”

apt-get error: “GPG error: The following signatures couldn’t be verified because the public key is not available”

When using apt-get update you might get an error similar to the following. resolve GPG error: The following signatures couldn’t be verified because the public key is not available: NO_PUBKEY AED4B06F473041FA To fix this you will need to download and add a key. You will need to get the key by running the following command. apt-key adv –keyserver pgp.mit.edu –recv-key AED4B06F473041FA Next add the key to apt-key. gpg –armor –export AED4B06F473041FA | apt-key add – Now when running apt-get update the error…

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Named error: couldn’t open pid file ‘/var/run/named/named.pid’: File exists

Named error: couldn’t open pid file ‘/var/run/named/named.pid’: File exists

The following error causes named/bind to become unusable and fail. Mar 25 14:10:09 station1 named[27449]: couldn’t open pid file ‘/var/run/named/named.pid’: File exists Mar 25 14:10:09 station1 named[27449]: exiting (due to early fatal error) I noticed the problem when working on RHEL servers. The user is root and the group is named. I’m assumed that the server could no longer do anything with the named.pid file because the group named does not have permission to change anything in the directory. I…

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