WebHost Manager (WHM)

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cPanel WHM Failed to Receive Status Information From Apache Error

cPanel web hosting control panel provides easy access shortcut in WHM (WebHost Manager) to check server status. One of the server status components is Apache Status which calls apachestatus script to display important information about Apache HTTPD [...]

cPanel Unable or Cannot Start or Restart POP3 Mail Service

In VPS web hosting or dedicated server managed by cPanel control panel, webmasters or server administrators may encounters the problem that POP3 service is down, and unable to be started. This is despite manual attempt to restart [...]

cPanel Perl Module PNGgraph Could Not Be Installed Error

New web host or server installed with cPanel 11 RELEASE branch may encounter a weird "The Perl module PNGgraph could not be installed" error message from the cPanel task notification email. Host, either dedicated server or virtual [...]

cPanel Invalid License File After Changing Hostname Error

After changing web host server hostname by using WHM (WebHost Manager) or via shell command, cPanel may display "Invalid License File" error message. The symptom appears immediately on next navigation, and even after administrator or cPanel user [...]

How to Add IP Addresses to Server with cPanel WebHost Manager (WHM)

cPanel WebHost Manager (WHM) allows system administrators or webmasters to easily add additional new IP address to the server or web host. If your dedicated server or VPS (Virtual Private Server) comes with extra IP addresses, and [...]

Cannot FTP to Web Host or Server running cPanel/WHM

If you cannot cannot to FTP server or cannot FTP to the web host managed by cPanel/WHM (WebHost Manager), most like the FTP connection fails because the FTP server is not running on the server. There are [...]

Exim Sender Verify Callout or Callback Could Not Complete or Verification Failed Error

If you're running web host or email server using Exim or Sendmail as mail transfer agent (MTA), and found that emails or mail messages sent to you, your clients or users may occasionally lost or never arrived [...]

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