Apache mod_rewrite is a very popular server module that, as per name, manage URL rewriting in a very flexible manner. With the constant run around between server admins and developers (developers claiming : that’s the server, not the code – and the other way around for sysadmins : that’s the code, not the server); testing… Read More »
I recently faced recurrent and intermittent e-mail issue with macOS 15, where Mac Mail or Microsoft Outlook were in “disconnected mode”, unable to establish IMAP connection to fetch mail or SMTP connection to send mail. NOTE : This example will assume that the remote mail service that we cannot connect from is “mail.itechlounge.net”. Here are… Read More »
I recently encountered the following error while running SysPrep on a Windows Server 2022 machine recently : Sysprep was not able to validate Windows Installation. Looking at the SysPrep logs is necessary in order to find more about the error that was triggered. Here is the various locations of SysPrep logs : Generalize %WINDIR%\System32\Sysprep\Panther Specialize… Read More »
There are many reasons why you’d like to disable an app from the server terminal, such as when an app upgrade went wrong and NextCloud is stuck in the process. Once logged with SSH to your server, do the following : 1. Go to your NextCloud installation folder : cd /path/to/nextcloud Optional : If you… Read More »
Got the following entry in your mysqld.log or mariadb.log? [Warning] Aborted connection 154669 to db: ‘db_name’ user: ‘db_user’ host: ‘hostname’ (Got an error reading communication packets) This is usually related to the “max_allowed_packet” parameter. Try increasing the value and see if it persist. 1. Check current parameter for max_allowed_packet: show variables like ‘max_allowed_packet’; Output will… Read More »
Getting the following error while accessing a SMB/CIFS shared folder from a Windows client machine? You can’t access this shared folder because your organization’s security policy block unauthenticated guest access. These policies help to protect your PC from unsafe or malicious devices on the network. After investigating and making sure you want to enable unauthenticated… Read More »
If you attempted a firmware upgrade with iDRAC 7 or 8 and fail with the following error : RED007: Unable to verify Update Package signature. First, make sure the file isn’t corrupted by checking md5sum from the Web site and the downloaded file. If the signature align, there is a very good chance that your… Read More »
Experiencing the following error when mounting a Windows CIFS share on a Linux machine? CIFS: Unable to determine destination address As suggested by the message, it technically should be the FQDN defined for the file server does not resolve. This is the most common issue for this error, to find out if it is your… Read More »
Getting a blank page while logging to cPanel/WHM with the following error : plugin error – Analytics: plugin not found For some reason, your previously installed Analytics had been removed for some reason and cPanel is complaining about it. You can simply reinstall it as followed and you should be able to login again :… Read More »
If all of a sudden, all your email accounts in your cPanel vanished for no reason, here is what Look to see if the email account data is still present under the following path : /home/$user/mail/$domain And see if there are folders corresponding to the email account name (folders will be named with whatever preceed… Read More »