Xavi Hernandez on Saturday suffered his first defeat as Barcelona manager following his side’s LaLiga 1-0 defeat to Real Betis.
Juanmi scored the only goal of the match in the second half to ensure Real Betis defeated Barcelona at Camp Nou.
Xavi was appointed Barcelona’s new manager last Month.
He won his first game 1-0 against Espanyol on November 20.
The Spaniard led Barcelona to a 0-0 draw in his second match in charge of the club against Benfica in the Champions League on November 23.
Xavi also won his third game in charge of the Catalan club against Villarreal last week.
But Xavi, however, failed to win his fourth game as Barca lost to Real Betis at home.
The latest defeat means Barcelona currently sits in the seventh position on the LaLiga table with 23 points from 15 games.
The Blaugrana will now face Bayern Munich in the Champions League on Wednesday.