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Category: CentOS

Kernel headers not found for target kernel

In the previous post we saw how to install CentOS as a guest operating system in VirtualBox. At the end of the post we talked about installing the guest additions necessary to optimize the functioning of the guest operating system within VirtualBox. If you try you may run into this error: “Kernel headers not found…

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CentOS

Install CentOS 8 as VirtualBox guest

Good morning folks! In my previous post I promised that we would create a new virtual machine in our VirtualBox installation. There are many free options and today I want to show you how to install CentOS 8, which is a Linux distribution based on RedHat. Create an empty virtual machine To begin, open the…

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CentOS

Plesk panel update error on Linux CentOS 7: The GPG keys listed for the “dell-system-update_dependent” repository are already installed but they are not correct for this package

Few days ago, performing a Plesk Panel update, I got the following error: “The GPG keys listed for the “dell-system-update_dependent” repository are already installed but they are not correct for this package. Check that the correct key URLs are configured for this repository.” It was quite strange, since Plesk update always worked with problems until…

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CentOS

Install Imagick extension for PHP on Linux CentOS 7

Today I want to show the steps needed to install the Imagick extension for PHP on Linux CentOS. First of all access to your Linux shell (in my case, since it is a remote server, I use SSH). Take root privileges typing the command su and then insert the password requested by the system: [adminxxx@yourserver…

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CentOS

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