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"Domain is owned by another user" when adding a domain to an account Symptoms When adding a domain to your cPanel account, you receive the following error: The... /etc/logrotate.d/syslog missing {EL9} Symptoms On an EL9 server, certain system logs are not being rotated as they continue to accrue... After an update Apache won't start with the error: undefined symbol: __xmlParserVersion Symptoms Apache fails to start after an update from the Hardened Imunify/CloudLinux repository.... Apache Status not displaying after upgrading to v136 Symptoms Apache Status in WHM displays "Failed to receive status information from Apache. Unable... Does JetBackup work with WPSquared? Question Does JetBackup work with WPSquared?   Answer It is possible to have JetBackup... ELS-PHP FPM services fail to start Symptoms After setting a website to use an alt-php version provided by ELS-PHP, the FPM service... EasyApache interface is not working Symptoms When attempting to access the EasyApache 4 interface, the page is empty, or the... Error while updating Kernelcare. (Unable to load kmod) Symptoms A cron notification email is generated with the following error: insmod: ERROR: could... How to edit the Roundcube configuration file Question How can I make global changes to Roundcube settings without them being... Roundcube export folder option grayed out Symptoms The Roundcube export folder option is grayed out.   Cause The Roundcube export... SMTP Limitations in Imunify360 prevent outgoing communication Symptoms With Imunify360 installed, outgoing SMTP restrictions are unable to complete. You may... Spamd service continuously failing and recovering: Out of memory Symptoms Service checks report a failure to start. Raw Output: The subprocess reported error... Unable to rebuild httpd.conf: "Configuration error: No MPM loaded." Symptoms When attempting to rebuild the Apache httpd.conf file, you receive an error: The... cPanel 132 update disables Dovecot "Allow plaintext authentication" configuration Symptoms After the cPanel update, the Dovecot "Mailserver Configuration" parameter "Allow... cPanel Installs on EL10 Operating Systems fail to install MySQL GPG Key due to crypto-policies Symptoms cPanel installs on EL10 operating systems may fail to install MySQL with the following... v132 KAM SpamAssassin deadweight rule changes Symptoms After updating to cPanel v132, you see an increase in messages flagged as Spam. This... CVE-2026-31431 copy/fail reported for linux kernels. Situation A vulnerability CVE-2026-31431 affecting Linux Kernels has been discovered within the... Service subdomains webmail/cpanel/webdisk/whm return error 502 when using ea-nginx as reverse proxy Symptoms When accessing webmail.domain.tld:2096 to access webmail using a service... dnf/upcp failing: This system is not registered with CloudLinux Network server. Symptoms Updates on a CloudLinux server report the following errors: checkyum version 22.3...
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