Check for situations where someone has used spaces to separate the fields of...

Check for situations where someone has used spaces to separate the fields of the file rather than tabs.

misc-scripts/external_db/update_external_dbs.pl

@@ -85,6 +85,11 @@ while ($row = <$fh>) {
 	       'display_label_linkable' => $a[5],
 	       'priority'               => $a[6],
 	       'db_display_name'        => $a[7]};
+
+  if ($a[1] =~ /^$/ || $a[1] =~ /^\s+$/ || $a[1] =~ /^\d+$/) {
+    print STDERR "Cannot parse the following line:\n$row\nIt probably has spaces separating the fields rather than tabs.\n";
+    exit(1);
+  }
 }
 $fh->close();