As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
AT 57 MIN TO GO TO EUG, WE RECEIVED AND APU OIL TEMPERATURE MESSAGE. QRH CALLED FOR A DIVERSION TO NEAREST SUITABLE AIRPORT. SINCE EUG WAS IFR, THE SHUT DOWN OF APU WAS NOT AN OPTION. DIVERTED TO BOI. SERVICED APU OIL QUANTITY TO FULL, OPS CHECKS APU NORMAL PER MM 12-13-00.