House Speaker Nabih Berri postponed on Wednesday the parliamentary session aimed at electing a new president until May 13 due to lack of quorum, as only 44 deputies attended.
Lebanon officially entered presidential vacuum on May 25 after the six-year term of former President Michel Sleiman expired.
This comes after lawmakers failed to choose a successor to the head of state. The impasse highlights the stark political divisions in the country.
Lebanon's presidency, allocated to the Maronite Christian community under Lebanon's sectarian division of power, is one of the three main political offices alongside the Prime Minister - a Sunni Muslim - and the House Speaker - a Shiite.