What was found
SMOKE FWD LAV WARNING MESSAGE WENT OFF DURING CRUISE TWICE IN A ROW WITH A COUPLE SECONDS DELAY IN BETWEEN. THERE WAS A PASSENGER IN THE FORWARD LAV, WE ASKED THEM DID THEY SMOKE/VAPE. THEY SAID NO. THEY SAID THEY SPRAYED PERFUME. THE FLIGHT ATTENDANTS SAID THEY DID NOT SEE SIGNS OF FLAMES OR HEAT, THEY DID SEE A €ŒCLOUD/HAZE€? IN THERE BUT THEY DIDN€™T SMELL ANYTHING. WE FOLLOWED THE QRH. AFTER LANDING THEY CHECKED AGAIN THERE WAS NO SIGN OF FLAMES OR HEAT OR HAZE OR SMELL AT THAT TIME. (FLIGHT 3776 - FILED CLOSED)PERFORMED GVI OF LAV/FWD GALLEY AREA, NO DEFECTS NOTED. PERFORMED FIM TASK 26-16-00, NO FAULTS NOTED. CREW DID NOT SMELL/SEE ANY SMOKE/FIRE DURING AND AFTER THE EVENT. PERFORMED OPERATIONAL TEST OF FWD LAV SMOKE DETECTOR REF AMM 26-16-00, OP CHECKS GOOD. NO 30 DAY HISTORY.