I was having a similar error with:
Protocol scheme 'http' is not supported
I had installed libwww-perl-6.04 on perl 5.8
It was solved by installing libwww-perl-5.837
-Jess

In reply to Re^2: Protocol scheme 'http' is not supported by Jessarah FL
in thread Protocol scheme 'http' is not supported by ggerke

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