Check for, warn about and reject lines with empty keys. You can't have a database entry with a null key. These are often caused by spurious blank lines in the map source file.
Check for, warn about and reject lines with empty keys. You can't have
a database entry with a null key. These are often caused by spurious
blank lines in the map source file.

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