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eval{ $CY1->set_value("INI","lf2"); }; ok( $@ eq "Can't Change Internal Parameter" , "Catch attempted changin +g of internal parameter");
sub set_value{ my ($self,$section,$para,$value)=@_; ... croak"Non-Existent parameter" if !exists $self->{$section}->{$para}; $self->{$section}->{$para}->[0]=$value; }