LinuxBabu ...........

How do I repair/rebuild all mail configuration files and restore settings for all mailboxes?

dino — Fri, 31 Jul 2009 14:18:10 +0000

Resolution This can be done with Plesk mchk utility: # /usr/local/psa/admin/sbin/mchk --help Synopsis: mchk [OPTION] --without-spam - restore all settings except for SpamAssassin configuration --with-spam - restore all settings --spam-only - restore only SpamAssassin settings This utility rebuilds in line with Plesk database Qmail control files in the /var/qmail/control, /var/qmail/users directories and mail users’ settings. Also, it sets proper ownership/permissions for all mailboxes [...]

I get the error: “Could not connect to SQL database. Too many connections”.

dino — Fri, 31 Jul 2009 14:15:28 +0000

Symptoms Sometimes I get the “Too many connections” error in Plesk CP or when open a site in my browser: Unable to connect to database: Too many connections Cause This error means that the limit of simultaneous MySQL connection to mysql server is reached and new connections to the server cannot be established at this time. Resolution There are two ways [...]

Parallels Plesk Panel reports that updates are available however all components are should updated on autoinstaller page

dino — Fri, 31 Jul 2009 14:12:43 +0000

Symptoms When I log to Parallels Plesk Panel it tells me that I have updates. But when I check updates on page Home -> Updates -> Parallels Plesk Panel 9.2.x everything looks updated. What causes the problem? Cause This issue is caused by the fact that there are still some components of Parallels Plesk Panel that need to be [...]

Message cannot be delivered and error “Unable to stat …executable’ or it is not link: No such file or directory” in maillog

dino — Fri, 31 Jul 2009 14:09:19 +0000

Symptoms For some account messages cannot be delivered and the following errors are shown in maillog: /usr/local/psa/var/log/maillog --->8--- Jun 10 03:53:42 vps310 postfix-local[21983]: Unable to stat entry '/usr/local/psa/handlers/info/10-spam-0gemCa/executable' or it is not link: No such file or directory ---8 Checking for: mail_spam_restore... ok ==> Checking for: mailsrv_conf_init... ok ==> Checking for: mail_mailbox_restore... ok ==> Checking for: mailsrv_entities_dump... ok ==> Checking for: mail_admin_aliases... ok ==> Checking [...]

cPanel User Shell Access : fork: Resource temporarily unavailable

dino — Wed, 22 Jul 2009 10:50:52 +0000

The cPanel user shell access gives error all of a sudden : root@server [~]# su - user -bash: fork: Resource temporarily unavailable The culprit seems to be cPanel and its “Shell Fork Bomb Protection”. Logging into WHM >> Security >> Security Center >> “Shell Fork Bomb Protection” and clicking “Disable Protection” resolves the issue. Shell [...]

PhpMyAdmin Stuck at Login screen with no errors !

dino — Tue, 07 Jul 2009 15:03:39 +0000

This is a possible issue when the path to save php_session is not correctly set : The directory for storing session does not exists or php do not have sufficient rights to write to it. To define the php_session directory simply add the following line to the php.ini : session.save_path=”/tmp/php_session/” And give write rights to the http server. usually, the [...]

Plesk 9.X Upgrades : Table ‘mysql.procs_priv’ doesn’t exist

dino — Sun, 28 Jun 2009 04:36:37 +0000

Plesk Upgrades to Plesk 9.X may result in MySQL errors while adding new Database user under Plesk. Error under Plesk : Table ‘mysql.procs_priv’ doesn’t exist You can also check the same error under command line : mysql> flush privileges; ERROR 1146 (42S02): Table ‘mysql.procs_priv’ doesn’t exist mysql> This can be fixed using below command. This will try to repair/ recreate the tables [...]

cPanel : Horde login error !

dino — Mon, 22 Jun 2009 08:17:13 +0000

Horde login error Horde Login shows below error : Warning: Unknown: write failed: Disk quota exceeded (122) in Unknown on line 0 Warning: Unknown: Failed to write session data (files). Please verify that the current setting of session.save_path is correct (/var/cpanel/userhomes/cpanelhorde/sessions) in Unknown on line 0 Then try this cPanel script : /scripts/autorepair phpapps_owner_fix The above cPanel script will reset all [...]

Plesk : Upgrading failed with error while trying to execute SQL query

dino — Thu, 28 May 2009 04:57:03 +0000

Symptoms Upgrade version 8.6 failed. The following error is shown in upgrade log: /tmp/psa_8.6.0_cos4.build86080722.02_upgrade.090611.00.57.log —>8— ERROR while trying to execute SQL query, the query was: DELETE FROM mysql.user WHERE user = ”; FLUSH PRIVILEGES; Aborting… STOP psa-8.6.0-cos4.build86080722.02 upgrading AT Thu Jun 11 00:57:52 CDT 2009 —8 flush privileges; ERROR 1146 (42S02): Table ‘mysql.procs_priv’ doesn’t exist mysql> Resolution In MySQL 5.0 you may create the table with [...]

[How to] How to configure containers to not apply Microsoft updates installed on Virtuozzo host.

dino — Sat, 23 May 2009 07:23:43 +0000

Symptoms By default Microsoft updates installed on Virtuozzo host are applied in containers during next containers start. Resolution If auto applying Microsoft updates in containers is unnecessary option it is possible to configure containers to not install updates even if its are on Virtuozzo host. The following example shows how to disable this auto applying option for container 100: vzcfgt [...]