A UEFA Cup tie between Fiorentina and Grasshopper was abandoned in 1999 after an explosive device was thrown onto the pitch from the stands at Salerno's Arechi stadium. The incident occurred at halftime of the second leg of the round of 16, with Fiorentina leading 2-1 on the night and 4-1 on aggregate. The match was being played in Salerno because Fiorentina's Stadio Artemio Franchi was under suspension due to previous crowd trouble.
According to reports from the time, the device, described as a powerful firecracker or 'bomba carta', exploded near the corner flag. The blast injured the UEFA delegate and fourth official, Belgian official Philippe Lament, who suffered a leg wound requiring stitches. Fiorentina's Belgian striker, Lulu Oliveira, who had scored both of his team's goals, was nearby and suffered acoustic trauma but was not physically struck. Police immediately identified four ultras from Salernitana as suspects in the attack, which was reportedly an act of vendetta.
The abandonment had significant sporting consequences. Despite protests from Grasshopper officials, who claimed their players were stunned and had hearing problems, match referee Michel Piraux initially attempted to continue the match by summoning replacement linesmen. However, the game was ultimately called off. UEFA later awarded a 3-0 walkover victory to Grasshopper, eliminating Fiorentina from the competition. This decision was controversial, as Fiorentina had been in a commanding position prior to the interruption.
The event was a major scandal in Italian football, highlighting the severe issue of stadium violence and ultras' influence during that era. For Fiorentina, the elimination was a devastating blow to a talented squad featuring stars like Gabriel Batistuta, Rui Costa, and Francesco Toldo. The club, then managed by Giovanni Trapattoni, was also mounting a serious Serie A title challenge that season, and the disruption was seen as a costly distraction from their scudetto pursuit.
The fallout extended beyond the immediate match. It intensified scrutiny on security measures at Italian grounds and the practice of moving matches to neutral venues as a punishment. The incident remains a dark chapter in the history of European football, illustrating how off-pitch violence can irrevocably alter sporting outcomes. For Oliveira, the promising forward, the traumatic event marked an unfortunate footnote in his stint with the Viola.



