What was found
AIRCRAFT WAS GROUNDED: AN EMERGENCY WAS DECLARED DUE TO A FOUL ODOR/FUME EVENT IN CABIN AT CRUISE. THAT CONTINUED TO LANDING. THE AIRCRAFT LANDED AT THE SCHEDULED DESTINATION OF CLT WITHOUT FURTHER INCIDENT. MAINTENANCE PERFORMED TASK CARD 26L00021001 A320F SMOKE/ODOR FUMES INITIAL TROUBLE SHOOTING AND FOUND NO SOURCE FOR THE FOUL ODOR. MAINTENANCE DETERMINED THE AIRCRAFT WAS OK FOR SERVICE.