This leaves the choice of extending Al-Badry's term or asking Kuwait, which will hold OPEC's rotating presidency next year, to appoint an acting secretary general.
OPEC's neutral image â¿¿ and its effectiveness as an oil market regulator â¿¿ stand to suffer, whatever decision is made.
"No change to the production target is likely," analysts from Commerzbank in Frankfurt wrote in a note to investors. "It will be interesting to see, however, whether members can agree on a new secretary general.
"If not, this would be a bad sign for the markets, for disagreement within OPEC means that the organization will hardly be able to decide unanimously to reduce the overproduction."