The source packages, version software-center_1.0.2.tar.gz. 'software-center': The new package name is gnome-software If this question can be reworded to fit the rules in the help center, please edit the question. To upgrade, see: How to install software or upgrade from old unsupported release?' – N0rbert, George Udosen, Eric Carvalho, user535733, MadMike These are no longer supported and are therefore off-topic here.
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Jayaguru-Shishya closed as off-topic by N0rbert, George Udosen, Eric Carvalho, user535733, MadMike Feb 18 '18 at 16:52