If you get the below error while trying to install a perl module

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Testing connection speed…(this could take a while)….Done

Ran out of working CPAN mirrors. Please contact cPanel Support at /scripts/cPanelPerl.pm line 209

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The fix is as below

# rm -f /root/.cpcpan/mirrors.speeds

# rm -f /root/.cpcpan/pingtimes/*

And rerun the script.