What was found
MCO FLT 1576 EN ROUTE FLL TO CLT - DURING ORIGINATION OF FLIGHT, THE NUMBER ONE GENERATOR FAILED. THE FLIGHT CONTINUED WITH THE APU GENERATOR ON-LINE, AND ALTITUDE RESTRICTIONS. WHILE STILL SOUTH OF MCO, THE APU AUTO-SHUTDOWN WITH AN -LP FUEL VALVE FAULT-. THE FLIGHT DIVERTED TO MCO AND LANDED WITHOUT FURTHER INCIDENT. MAINTENANCE REPLACED THE NUMBER ONE ENGINE IDG AND THE APU LO OIL PRESSURE SWITCH. OPERATIONALLY AND LEAK CHECKED OK.