Liability / two charges of misconduct / practitioner acted on two loan agreements where he provided funds to a client, acting for both parties / contravened trust accounting regulations / Conduct and Client Care Rules 2008, rule 5.4 / rule 5.4.3 / rule 6.1 / HELD / reckless disregard of rules against acting in conflict of interest or duties / misconduct charge proved / trust account errors regarded as breach simpliciter / negligence not established / practitioner not the only lawyer responsible for trust account / unsatisfactory conduct found / parties to file penalty submissions