Add a sensible message if an invalid ID was entered
Add a sensible message if an invalid ID was entered

PR:		8739
Submitted by:	Love lha@stacken.kth.se
Reviewed by:	Doug Rabson <doug@freebsd.org>

jrobhoward/SCADAbase,jrobhoward/SCADAbase,jrobhoward/SCADAbase,jrobhoward/SCADAbase,jrobhoward/SCADAbase,jrobhoward/SCADAbase,jrobhoward/SCADAbase,jrobhoward/SCADAbase,jrobhoward/SCADAbase,jrobhoward/SCADAbase,jrobhoward/SCADAbase