Re^5: HTTP error response code 500 using LWP::UserAgent on one site, but not on any other says

use IO::Socket::SSL qw(debug3);

Also, http://search.cpan.org/perldoc/Crypt::SSLeay#SSL_diagnostics_and_Debugging lists $ENV{HTTPS_DEBUG} = 1;

among other tips

In reply to Re: Request by LWP Useragent refused by the web server but not by others (ssl handshake problem) by Anonymous Monk
in thread Request by LWP Useragent refused by the web server but not by others by epoch4life

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