True, but your looking in the wrong place. This line from the OP
$chk->selftest(qw(This Is a Test of the emergency broadcast system!));
is a method call. It's from this call that the sequence of events that lead to the error reported
Not an ARRAY reference at OO.pm line 264.
and is the starting point for the sequence of events that I outlined, that explains the error message.
Examine what is said, not who speaks.
The 7th Rule of perl club is -- pearl clubs are easily damaged. Use a diamond club instead.
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