diff --git a/src/centreon/common/redfish/restapi/mode/hardware.pm b/src/centreon/common/redfish/restapi/mode/hardware.pm
index ea838db72..348d5e6e6 100644
--- a/src/centreon/common/redfish/restapi/mode/hardware.pm
+++ b/src/centreon/common/redfish/restapi/mode/hardware.pm
@@ -84,7 +84,12 @@ sub get_devices {
     $self->get_chassis() if (!defined($self->{chassis}));
     foreach my $chassis (@{$self->{chassis}}) {
         $chassis->{Devices} = [];
-        my $result = $self->{custom}->request_api(url_path => $chassis->{'@odata.id'} . 'Devices/');
+        my $result = $self->{custom}->request_api(
+            url_path => $chassis->{'@odata.id'} . 'Devices/',
+            ignore_codes => { 404 => 1 }
+        );
+        next if (!defined($result));
+
         foreach (@{$result->{Members}}) {
             my $device_detailed = $self->{custom}->request_api(url_path => $_->{'@odata.id'});
             push @{$chassis->{Devices}}, $device_detailed;
@@ -135,7 +140,12 @@ sub get_storages {
     $self->{storages} = [];
     my $systems = $self->{custom}->request_api(url_path => '/redfish/v1/Systems');
     foreach my $system (@{$systems->{Members}}) {
-        my $storages = $self->{custom}->request_api(url_path => $system->{'@odata.id'} . '/Storage/');
+        my $storages = $self->{custom}->request_api(
+            url_path => $system->{'@odata.id'} . '/Storage/',
+            ignore_codes => { 400 => 1, 404 => 1 }
+        );
+        next if (!defined($storages));
+
         foreach my $storage (@{$storages->{Members}}) {
             my $storage_detailed = $self->{custom}->request_api(url_path => $storage->{'@odata.id'});
             push @{$self->{storages}}, $storage_detailed;
diff --git a/src/hardware/server/hp/ilo/restapi/custom/api.pm b/src/hardware/server/hp/ilo/restapi/custom/api.pm
index f8523a0f2..0af66d642 100644
--- a/src/hardware/server/hp/ilo/restapi/custom/api.pm
+++ b/src/hardware/server/hp/ilo/restapi/custom/api.pm
@@ -191,26 +191,34 @@ sub request_api {
         $self->authenticate(statefile => $self->{cache});
     }
     
-    my $content = $self->{http}->request(%options, 
+    my $content = $self->{http}->request(
+        %options, 
         warning_status => '', unknown_status => '', critical_status => ''
     );
 
+    my $code = $self->{http}->get_code();
+    return undef if (defined($options{ignore_codes}) && defined($options{ignore_codes}->{$code}));
+
     # Maybe there is an issue with the token. So we retry.
-    if ($self->{http}->get_code() < 200 || $self->{http}->get_code() >= 300) {
+    if ($code < 200 || $code >= 300) {
         $self->clean_token(statefile => $self->{cache});
         $self->authenticate(statefile => $self->{cache});
-        $content = $self->{http}->request(%options, 
+        $content = $self->{http}->request(
+            %options, 
             warning_status => '', unknown_status => '', critical_status => ''
         );
+        $code = $self->{http}->get_code();
     }
 
+    return undef if (defined($options{ignore_codes}) && defined($options{ignore_codes}->{$code}));
+
     my $decoded = $self->json_decode(content => $content);
     if (!defined($decoded)) {
         $self->{output}->add_option_msg(short_msg => "Error while retrieving data (add --debug option for detailed message)");
         $self->{output}->option_exit();
     }
 
-    if ($self->{http}->get_code() < 200 || $self->{http}->get_code() >= 300) {
+    if ($code < 200 || $code >= 300) {
         $self->{output}->add_option_msg(short_msg => 'api request error: ' . (defined($decoded->{type}) ? $decoded->{type} : 'unknown'));
         $self->{output}->option_exit();
     }