Software error:

Can't locate Facebook/Graph.pm in @INC (you may need to install the Facebook::Graph module) (@INC contains: /etc/perl /usr/local/lib/x86_64-linux-gnu/perl/5.34.0 /usr/local/share/perl/5.34.0 /usr/lib/x86_64-linux-gnu/perl5/5.34 /usr/share/perl5 /usr/lib/x86_64-linux-gnu/perl-base /usr/lib/x86_64-linux-gnu/perl/5.34 /usr/share/perl/5.34 /usr/local/lib/site_perl) at /srv/www/www-data/tsy.at/html/fb_get_token.cgi line 49.
BEGIN failed--compilation aborted at /srv/www/www-data/tsy.at/html/fb_get_token.cgi line 49.

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