@bpwwer I have looked at the /var/log/messages and attached the output starting with the last PG3 3.1.16 run.  On 3.1.16 I did not look to see if the ISY was loaded, but the log file is different than the subsequent starts of PG3x 3.1.17 where it is complaining that IoX Service is not loaded and it fails to get the platform UUID.  Output of "pkg info PG3x" is also attached. This EISY has seen very little activity... I received the EISY, Updated to 5.5.2, Restored Polisy ISY backup and did z