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...ificate chain in the Python libraries. Likely the case if you recently updated to 7.2 as others have reported the same thing. You can try to perform a manual download and install, thus bypassing the whole SSL mess, and see if that works. Quoting from the Calibre website: http://calibre-ebook.com/download_linux Manual binary install or reverting to a previous version If you wish to revert to an earlier calibre release or download a calibre upgrade manually, download the tarball of that release from here (choose the 32-bit or 64-bit version, as appropriate). Assuming you want calibre in /opt/calibre, run...

...braries. Likely the case if you > recently updated to 7.2 as others have reported the same thing. You > can try to perform a manual download and install, thus bypassing the > whole SSL mess, and see if that works. Quoting from the Calibre > website: > > http://calibre-ebook.com/download_linux > > Manual binary install or reverting to a previous version > > If you wish to revert to an earlier calibre release or download a > calibre upgrade manually, download the tarball of that release from > here (choose the 32-bit or 64-bit version, as appropriate). Assuming > yo...

On Tue, Dec 22, 2015 at 09:03:28PM -0700, Wes James wrote: > > > On Dec 22, 2015, at 8:06 PM, Fred Smith <fredex at fcshome.stoneham.ma.us> wrote: > > > > Attempting to install latest Calibre on Centos-7, getting: > > > > typed in "calibre ssl install error? to google > > first hit: > >