Need help to identify error code

[Jmine]

I keep seeing the following in the ISY Log:

Can anyone tell me what it means? I do not see -100 in the list of error codes.

 

Fri 2017/04/07 01:35:14 PM System -100 [DHCP] state=RENEW Sat 2017/04/08 12:36:41 AM System -100 [DHCP] state=RENEW Sat 2017/04/08 11:13:43 AM System -100 [DHCP] state=RENEW Sat 2017/04/08 10:22:21 PM System -100 [DHCP] state=RENEW Sun 2017/04/09 09:05:26 AM System -100 [DHCP] state=RENEW Sun 2017/04/09 07:36:54 PM System -100 [DHCP] state=RENEW Mon 2017/04/10 06:42:47 AM System -100 [DHCP] state=RENEW