Art Basel Paris exhibitors got the email at about 3:30pm on Thursday: the fair would shut at 7pm on Friday, two days ahead of schedule, rather than Sunday as planned. By then, many dealers had already suspected that Saturday's public day would be cancelled. The loss of Sunday came as more of a surprise.

The logistical problem is immediate. Packing crates can be brought into the Grand Palais after the fair closes on Friday, but no one will be admitted on Saturday, and whether dealers can return on Sunday to dismantle their booths depends on conditions on the ground. "Everyone individually is figuring out who can get their crates in," Wendy Olsoff of New York's P.P.O.W told ARTnews. Her gallery will probably stick to its original plan of packing out on Monday, assuming its shipper can arrange it.

Dealers normally hire their own art handlers and shipping companies, so the central headache is rearranging schedules that were already locked in. Evan Reiser, a director at Bortolami, said the early closure was coming at the end of what he called his most successful edition in recent years. Smaller and mid-sized galleries that do not retain a separate deinstallation team face a harder time, said Vienna-based dealer Emanuel Layr, who nonetheless supported the fair's decision, describing the moment in France as historically charged and "quite crazy." His team spent Thursday working out who would leave town early, how they would travel, and what would happen to the works.

The truncated weekend also threatens sales. Layr noted that many small and medium-sized collectors work during the week and visit fairs on the weekend — precisely the buyers who are now locked out. An unnamed small-gallery representative agreed, adding that the fair doubles as a marketing platform for younger dealers, making the lost weekend a double blow.