As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
(CAN) WHILE EN-ROUTE, FLIGHT HAD APU AUTO SHUT-DOWN AND DIVERTED FOR LANDING BECAUSE #2 ENGINE GENERATOR ALREADY UNDER MEL. FLIGHT ALSO DECLARED PAN PAN WITH ATC. RESOLUTION REMOVED AND REPLACED APU LOW OIL PRESS SWITCH IAW AMM 49-94-114-400-200A CHECKS GOOD, NO FURTHER DEFECTS. A/C OK FOR SERVICE. (TC# 20190513004)