KB Parallels

Parallels Plesk Panel

Parallels Plesk Panel for Linux/Unix

Parallels Plesk Panel for Windows

The articles created most recently

[HOTFIX] Full site report showing incorrect installed applications	34 views
[HOTFIX] Greylisting handlers are causing system-wide memory allocation errors	454 views
[HOTFIX] Domain administrator login is possible even if domain administrator account is disabled	218 views
"Unsupported config file" error in Parallels Plesk Panel Updater	200 views
Domain migration from Plesk versions older than 9.x is failed.	376 views
[How to] How to migrate from Parallels Plesk Panel 8.6 Windows to Parallels Plesk Panel 9.2 Linux/Unix properly?	318 views
Emails from ebay are blocked by Greylisting according to domain pattern "dsl\|pool\|broadband\|hsd" even the pattern is missing in configuration	315 views
Background images "Upload directory" and "Upload file" are displayed incorrectly in Plesk GUI	258 views
Login to Horde Webmail fails. How to troubleshoot?	442 views
[INFO] Postfix support will not be shipped on SuSE es9 x86_64	208 views
Hotmail sends bare LF that rejected by qmail	916 views
"HTTP Error 503. The service is unavailable" when opening Parallels Plesk Panel	571 views
Parallels Plesk Panel is displayed incorrectly in Internet Explorer 8	349 views
Which ports should be opened for a Plesk Container?	356 views
asp.net error is shown from time to time when try to browse Sitebuilder Panel	442 views
[How to] upgrade custom PHP 5 for Parallels Plesk Panel 8.x, 9.x	1,043 views
Notification "IP address not found" is shown on page "Define IP Addresses Mapping"	656 views
Domain cannot be open in Parallels Plesk Panel: SysUser: unable to select: no such row in the table	769 views
Web service cannot be started with error "httpd.include: No such file or directory"	575 views
I cannot restore MSSQL database of a domain.	470 views

The articles updated most recently

Webmail does not show "attach" button when I am composing mail.	Nov 25
Many email messages are sent from PHP scripts on the server. How can I find what domains these scripts are running on?	Nov 25
I get the "Unable to set quota for user 'someuser'" error when trying to delete domain or change quota settings in Parallels Panel.	Nov 25
[How to] How to migrate Plesk data manually with Plesk Migration Manager?	Nov 24
I get the "Domain ID is undefined." or "Unable initialize session" error in Plesk CP.	Nov 24
[HOTFIX] Full site report showing incorrect installed applications	Nov 24
[How to] How to generate self-sign SSL certificate for SSO server manually?	Nov 17
I can not login to Webmail receiving error: "A fatal error has occurred DB Error: connect failed"	Nov 14
[FIX] Unable to create mailbox	Nov 12
[Info] Long logs storage	Nov 6
[HOTFIX] Greylisting handlers are causing system-wide memory allocation errors	Nov 5
[FIX] Permissions for additional FTP accounts are vanished with security checking.	Nov 4
Plesk session is dropped if client’s IP is being changed	Nov 4
[HOTFIX] Domain administrator login is possible even if domain administrator account is disabled	Nov 3
Scheduled backup to FTP repository does not work correctly in passive mode	Oct 31
How to recompile Apache,PHP and IMAP with increased value of file descriptors larger than FD_SETSIZE (1024) on RedHat-like system?	Oct 30
Backup times out when uploads a large file to FTP	Oct 29
Webstat for all domains shows the same values.	Oct 28
"Unsupported config file" error in Parallels Plesk Panel Updater	Oct 27
Domain migration from Plesk versions older than 9.x is failed.	Oct 23

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The most popular articles

How to recompile Apache,PHP and IMAP with increased value of file descriptors larger than FD_SETSIZE (1024) on RedHat-like system?	38,596 views
How do I rebuild qmail queue if it is damaged or consists of a lot of spam messages?	29,036 views
How do I repair/rebuild all mail configuration files and restore settings for all mailboxes?	28,064 views
I cannot send any mail from the server even via command line. The following error occurs: "PERM_FAILURE: SMTP Error (state 13): 554 mail server permanently rejected message (#5.3.0)"	24,488 views
[FIX] Error logging into Plesk Control Panel: Saved admin password is incorrect.	19,502 views
How can I do mass IP addresses change in Plesk Control Panel?	19,475 views
How should I partition the hard drive prior to installing Plesk?	19,465 views
Many email messages are sent from PHP scripts on the server. How can I find what domains these scripts are running on?	17,330 views
Can I use additional port other than port 25 for SMTP connections? I was told I should open up one more port for SMTP, because most ISP's block port 25 now.	16,507 views
Parallels Plesk Panel uses patched Qmail. How do I compile Qmail with my own patches?	16,344 views
[How to] How can I migrate objects from Parallels Plesk Panel version 7.5 or 8.6 to Parallels Plesk Panel 9?	16,141 views
How do I restart Parallels Plesk Panel?	15,709 views
[Info] Upgrading MySQL in Plesk 7.5.x	15,361 views
[FIX] Unable to login to a domain via FTP	14,998 views
Mailman can't send messages to subscribers showing error in maillog: "Failure_to_exec_mailman_wrapper. WANTED_gid_110,_GOT_gid_101. (Reconfigure_to_take_101?)/did_0+0+1/"	14,965 views
When php is upgraded to php5 on Debian, the Plesk panel goes down.	14,097 views
How can I check that SMTP Plesk service is running OK on the server?	13,932 views
[FIX] SQL Injection vulnerability	13,753 views
Commands are listed in knowledge base contain variables like $PRODUCT_ROOT_D, $HTTPD_VHOSTS_D, etc... How do I find their values?	13,398 views
Upgrade fails with the "Failed to check whether a new license key is available" error.	12,890 views

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