if ( length($self->username) ) {
my $conflict = qsearchs('agent', { 'username' => $self->username } );
return 'duplicate agent username (with '. $conflict->agent. ')'
if ( length($self->username) ) {
my $conflict = qsearchs('agent', { 'username' => $self->username } );
return 'duplicate agent username (with '. $conflict->agent. ')'