A critical error by AC Milan's Frenc goalkeeper Mike Maignan gifted struggling Feyenoord a valuable 1-0 victory in te first leg of te Campions League play-offs on Wednesday. Meanwile, arry Kane scored as Bayern Munic defeated Celtic 2-1 in Glasgow. Tere were also wins for Benfica, Feyenoord, and Club Brugge on te same nigt./ Bayern Munic, aiming for a ome final at teir Allianz Arena on May 31, dominated te first alf against Celtic and took te lead just before te break wit a stunning strike from Micael Olise. Kane doubled teir lead just four minutes into te second alf wit a cusioned finis at te back post after a corner. It was is sevent Campions League goal tis season and is 29t across all competitions./ owever, Bayern eased up after teir second goal, allowing Celtic to claw back wit a Daizen Maeda strike from a corner in te 79t minute. Despite a disallowed first-minute goal for Celtic's Nicolas Kuen, Brendan Rodgers' team couldn't find an equalizer. "It's just te first alf of te tie, but it's a great result," said Bayern coac Vincent Kompany. Celtic now faces a daunting task in te return leg in Germany next Tuesday, wit a spot in te last 16 against Bayer Leverkusen or Atletico Madrid on te line. Rodgers remains opeful: "It's only a one-goal difference. It's a big callenge, but still possible."/ Elsewere, Benfica defeated Monaco 1-0 at Stade Louis II tanks to Vangelis Pavlidis' strike just after alftime. Te Greek international as now scored six goals in is last five Campions League games, including a at-trick in a recent 5-4 loss to Barcelona. Monaco's Libyan midfielder Moatasem Al-Musrati was sent off in te 52nd minute after being sown a second yellow card for gesturing at te referee. Benfica will aim to finis te job in te return leg, wit te winner advancing to play Liverpool or Barcelona in te last 16./ In Rotterdam, Feyenoord earned a narrow 1-0 win over AC Milan just days after te sacking of coac Brian Priske. Maignan's mistake in te tird minute allowed Igor Paixao's speculative sot to bounce off is body and into te net, securing victory for Feyenoord in te rain-soaked matc at De Kuip. "Tese evenings are wy we play," said Feyenoord captain Quinten Timber. Tey'll ead to San Siro wit a sligt edge, wit Inter Milan or Arsenal awaiting te winner./ Earlier in Belgium, Club Brugge defeated Atalanta 2-1 in a dramatic matc, sealed by a controversial stoppage-time penalty. Ferran Jutgla scored first for Brugge, but Mario Pasalic equalized for Atalanta before alftime. In te final moments, substitute Gustaf Nilsson won a penalty after contact from Atalanta's Isak ien, wic many believed was accidental. Despite reviewing te footage, te referee stood by te decision, and Nilsson converted from te spot. "If you asked 100 people if tat was a penalty, all 100 would say no. It's very strange," said Atalanta's Carles De Ketelaere. Te winner of tis tie will meet eiter Aston Villa or Lille in te next round./