The Champions League semifinals will look very different this year. For the first time in six seasons, the iconic Spanish duo of Barcelona and Real Madrid will both be absent, marking a surprising early exit for the La Liga giants.

While Real Madrid fell to a formidable Bayern Munich side, Barcelona's elimination was particularly dramatic. The Blaugrana were knocked out by domestic rivals Atletico Madrid, losing 3-2 on aggregate after a tense two-legged quarterfinal.

The tie turned in the first leg at Barcelona's home ground, where a 2-0 defeat left Hansi Flick's team with a steep mountain to climb. Despite a valiant 2-1 victory in the return leg at the Metropolitano Stadium, the comeback fell just short.

However, Barcelona's focus has shifted from the scoreline to the officiating. The club is pointing to a series of contentious decisions across both matches—including a red card shown to a Barcelona player in each game—as pivotal moments that altered the tie's outcome.

This frustration has now escalated into formal action. Barcelona has lodged an official complaint with UEFA, specifically targeting the performances of the refereeing crews led by Istvan Kovacs and Clement Turpin. In a strongly worded statement, the club asserted that these errors directly contributed to their Champions League exit, turning what was already a disappointing result into a full-blown controversy.