Paris St-Germain were held to a goalless draw by Toulouse that left them three points adrift of the Ligue 1 summit.
The hosts, who had slipped to third in the table after Nice's win over Lorient on Saturday, were looking to extend their winning streak to four league games but despite 14 shots throughout the game, they could not find the back of the net.
Toulouse beat PSG 2-0 back in September but Pascal Dupraz's side could not break the deadlock to do the double over the reigning champions.
Questions over the reliability of goalline technology are being raised in France after an apparent failure in the system in a Ligue 1 game on Saturday.
The top-flight encounter between Toulouse and Bastia was goalless when, after 17 minutes, Toulouse goalkeeper Alban Lafont made a reflex save on his goalline from the visitors' Prince Oniangue.
Though the ball did not appear to have crossed the line, Bastia hoped to confirm that with the goalline technology images. But none were able to be shown...