my $userenv = C4::Context->userenv;
my @restricted_branchcodes;
- if ( $userenv ) {
+ if ( $userenv and $userenv->{number} ) {
my $logged_in_user = Koha::Patrons->find( $userenv->{number} );
@restricted_branchcodes = $logged_in_user->libraries_where_can_see_patrons;
}