%SYS-4-CONFIG_RESOLVE_FAILURE

Ever had recurring messages appearing on the console that look like this?

*Mar  1 03:27:27.119: %SYS-4-CONFIG_RESOLVE_FAILURE: System config parse from (tftp://255.255.255.255/network-confg) failed
%Error opening tftp://255.255.255.255/cisconet.cfg (Timed out)

It means that service config is enabled for the router; it is trying to download the config for the router via tftp. To resolve this issue and to stop the error messages from appearing, you need to issue the following command in global configuration mode:

no service config