Creditors of Argentina’s state-run oil company, YPF SA, sending mixed signals as one group of bondholders rejected company’s latest debt restructuring plan while another voiced support. The YPF Ad Hoc Bondholder Group, which says it holds 45% of YPF’s bond, it wouldn’t tender its bonds in the company’s $6.2billion debt swap, said Clifford Chance LLP, one of group’s legal advisers.