Thank you for the reply. Perhaps I am failing to grok how to delete the field from the CGI object, for instance if I do this:
$q->param('class_id') = undef;
I get "Can't modify non-lvalue subroutine call".
Is there some other way to alter the object that will work here?
"The man who grasps principles can successfully
select his own methods.
The man who tries methods,
ignoring principles, is sure to have trouble.
~ Ralph Waldo Emerson
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