123. (1) Every person who has become disqualified from practising the profession of advocate who, directly or indirectly, practises alone or with an advocate, or who advertises or represents himself as an advocate shall be liable to the penalties provided in section 132 in addition to those provided in section 113.
(2) A judicial proceeding taken by a person who has become disqualified from practising as an advocate shall be invalidated by the sole fact of such disqualification only if the client for whom it has been taken so requests or if it is established that he was aware of such disqualification.