
Jefferson Sherlin
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Activity overview
Latest activity by Jefferson Sherlin-
Jefferson Sherlin created an article,
How to edit your server's resolver configuration via the command line
Introduction This article guides you on how to change the configured resolvers via the command line. Procedure Access the server's command line as the 'root' user via SSH or "Terminal" in WHM. O...
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Jefferson Sherlin created an article,
How to deny access to WHM via Host Access Control on a RHEL-based server
Introduction This guide provides a basic example for blocking access to WHM for all IP addresses except the specific IPs that you allow from the "Host Access Control" interface in WHM. Before makin...
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Jefferson Sherlin created an article,
Outdated cloudlinux-release package causes package conflicts
Symptoms When running dnf update, you encounter an error similar to the following. Error: Problem: cannot install both ea-profiles-cpanel-4:1.0-53.el8.cloudlinux.1.x86_64 and ea-profiles-cpanel-5...
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Jefferson Sherlin created an article,
How to determine the SSL certificate issuer from cPanel
Introduction You may want to verify the issuer of an SSL certificate installed on your server. This can be checked in WHM or cPanel. This article provides the procedure to check the issuer from cPa...
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Jefferson Sherlin created an article,
A DNS entry for “subdomain.domain.tld" already exists.
Symptoms When adding an addon domain or subdomain in your cPanel, you get an error similar to the following. There is already a DNS entry for the domain “subdomain.domain.tld”. at /usr/local/cpanel...
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Jefferson Sherlin created an article,
DNS Entry Already Exists error: no DNS zone file for the domain
Symptoms When attempting to add a new domain or rebuild the DNS configuration, you receive an error similar to the following. (XID vqskjs) A DNS entry for “domain.tld” already exists. You must remo...
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Jefferson Sherlin created an article,
PowerDNS allows users to place CNAME records in the zone apex
Symptoms On a cPanel server running PowerDNS, a user may replace the domain's apex A record with a CNAME record or convert the A record to a CNAME record. ; cPanel first:102.0.18 (update_time):1728...
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Jefferson Sherlin created an article,
How to install Python Selector for use with cPanel on a CloudLinux server from WHM
Introduction This article provides the steps to install CloudLinux's Python Selector from WHM. Please note that a CloudLinux license is required to use Python Selector. Procedure Log into WHM as...
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Jefferson Sherlin created an article,
Error rebuilding httpd configuration: undefined symbol: ap_set_content_type_ex
Symptoms Apache will not start and an error similar to the following can be seen when attempting to rebuild the Apache configuration. The “/usr/sbin/httpd -DSSL -t -f /etc/apache2/conf/httpd.conf.w...
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Jefferson Sherlin created an article,
Account restore failed: Exceeded max filesystem nodes while making permissions safe at /usr/local/cpanel/Cpanel/Archive/Utils.pm line 66.
Symptoms A restore fails with the following error in the logs: Failed to extract the archive at “/home/cpmove-user.tar.gz”: Exceeded max filesystem nodes while making permissions safe at /usr/local...