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m (→Installing instruction: last sentence: correct spelling typo, and grammar) |
m (→Preparing for Mono installation: correcting old name "raspberian" into modern name "Raspberry Operating System") |
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=== Preparing for Mono installation === | === Preparing for Mono installation === | ||
Quite often when we try to install, or update, packages on our Pi we will see messages about dependencies, and in some cases error messages saying the installation has failed or been aborted. Before we can install Mono, there are other packages required and these vary depending upon the | Quite often when we try to install, or update, packages on our Pi we will see messages about dependencies, and in some cases error messages saying the installation has failed or been aborted. Before we can install Mono, there are other packages required and these vary depending upon the Raspberry operating system version we have installed, see [https://www.mono-project.com/download/stable/#download-lin-raspbian Mono download instructions for Raspberry Pi]. Here are the latest 2 options when this article was updated (if your Mono installation fails, then you selected wrong one): | ||
For | For Raspberry Operating System 9 (stretch): | ||
<pre>sudo apt install apt-transport-https dirmngr gnupg ca-certificates | <pre>sudo apt install apt-transport-https dirmngr gnupg ca-certificates | ||
sudo apt-key adv --keyserver hkp://keyserver.ubuntu.com:80 --recv-keys 3FA7E0328081BFF6A14DA29AA6A19B38D3D831EF | sudo apt-key adv --keyserver hkp://keyserver.ubuntu.com:80 --recv-keys 3FA7E0328081BFF6A14DA29AA6A19B38D3D831EF | ||
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</pre> | </pre> | ||
For | For Raspberry Operating System 10 (buster): | ||
<pre>sudo apt install apt-transport-https dirmngr gnupg ca-certificates | <pre>sudo apt install apt-transport-https dirmngr gnupg ca-certificates | ||
sudo apt-key adv --keyserver hkp://keyserver.ubuntu.com:80 --recv-keys 3FA7E0328081BFF6A14DA29AA6A19B38D3D831EF | sudo apt-key adv --keyserver hkp://keyserver.ubuntu.com:80 --recv-keys 3FA7E0328081BFF6A14DA29AA6A19B38D3D831EF |
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