You're likely either using a really old version of Perl (pre 5.6.0, which is a few years old) or your installation is broken somehow. Perl's trying to load the warnings pragmas, one of the standard library modules and is failing. Type perl -V to check your version and paths.

In reply to Re: Error while installing Mail::Sender by chromatic
in thread Error while installing Mail::Sender by Zitoune

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