sub updateUser{
	my $self = shift;
	my $pRef = shift;

	my $dbh = $self->{'dbh'};
	my $count;
	my @query_result;

	eval{
		$count = $dbh->do("
		UPDATE smart_model.benutzer
		SET
		 nachname = '$pRef->{'nachname'}', vorname = '$pRef->{'vorname'}',
		 telnr = '$pRef->{telnr}',sprache = '$pRef->{'sprache'}', aktiv = '$pRef->{'aktiv'}',
		 permission = $pRef->{'permission'}, lastLogin = $pRef->{'lastLogin'}
		 WHERE id = '$pRef->{'id'}';");
	};