diff --git a/modules/lemonldap-ng-common/lemonldap-ng.ini b/modules/lemonldap-ng-common/lemonldap-ng.ini
index f387de802..3767f4392 100644
--- a/modules/lemonldap-ng-common/lemonldap-ng.ini
+++ b/modules/lemonldap-ng-common/lemonldap-ng.ini
@@ -186,6 +186,7 @@ status = 0
 ;useRedirectOnForbidden = 1
 # Hide LemonLDAP::NG Handler in Apache Server Signature
 ;hideSignature = 1
+useRedirectOnError = 1
 
 # Zimbra Handler parameters
 ;zimbraPreAuthKey = XXXX
@@ -212,6 +213,11 @@ status = 0
 # Use the following to modify error output:
 ;hideLogLevels = debug|info
 
+[sessionsExplorer]
+# Sessions explorer inherits from manager section. You can override here
+# some parameters like 'protection'
+;protection = authenticate
+
 [apply]
 
 # URL used to reload configuration
diff --git a/modules/lemonldap-ng-handler/lib/Lemonldap/NG/Handler/AuthBasic.pm b/modules/lemonldap-ng-handler/lib/Lemonldap/NG/Handler/AuthBasic.pm
index c58afc67c..f45765096 100644
--- a/modules/lemonldap-ng-handler/lib/Lemonldap/NG/Handler/AuthBasic.pm
+++ b/modules/lemonldap-ng-handler/lib/Lemonldap/NG/Handler/AuthBasic.pm
@@ -82,12 +82,8 @@ sub run ($$) {
 
             # Catch SOAP errors
             if ( $r->fault ) {
-                $class->lmLog(
-                    "SOAP request to the portal failed: "
-                      . $r->fault->{faultstring},
-                    'error'
-                );
-                return SERVER_ERROR;
+                return $class->abort( "SOAP request to the portal failed: "
+                      . $r->fault->{faultstring} );
             }
             else {
                 my $res = $r->result();
diff --git a/modules/lemonldap-ng-handler/lib/Lemonldap/NG/Handler/SharedConf.pm b/modules/lemonldap-ng-handler/lib/Lemonldap/NG/Handler/SharedConf.pm
index 9e676eb80..01540c192 100644
--- a/modules/lemonldap-ng-handler/lib/Lemonldap/NG/Handler/SharedConf.pm
+++ b/modules/lemonldap-ng-handler/lib/Lemonldap/NG/Handler/SharedConf.pm
@@ -86,7 +86,7 @@ sub defaultValuesInit {
 # @return boolean
 sub localInit {
     my ( $class, $args ) = splice @_;
-    $class->abort(
+    die(
 "$class : unable to build configuration : $Lemonldap::NG::Common::Conf::msg"
       )
       unless ( $lmConf =
@@ -122,10 +122,8 @@ sub localInit {
 sub run($$) {
     my ( $class, $r ) = splice @_;
     if ( time() - $lastReload > $reloadTime ) {
-        unless ( my $tmp = $class->testConf(1) == OK ) {
-            $class->lmLog( "$class: No configuration found", 'error' );
-            return SERVER_ERROR;
-        }
+        die( "$class: No configuration found" )
+          unless ( $class->testConf(1) == OK );
     }
     return $class->SUPER::run($r);
 }
diff --git a/modules/lemonldap-ng-handler/lib/Lemonldap/NG/Handler/Simple.pm b/modules/lemonldap-ng-handler/lib/Lemonldap/NG/Handler/Simple.pm
index 6ed97e0f6..636e9a0f1 100644
--- a/modules/lemonldap-ng-handler/lib/Lemonldap/NG/Handler/Simple.pm
+++ b/modules/lemonldap-ng-handler/lib/Lemonldap/NG/Handler/Simple.pm
@@ -47,6 +47,7 @@ our (
     $customFunctions,    $transform,           $cda,
     $childInitDone,      $httpOnly,            $cookieExpiration,
     $timeoutActivity,    $datasUpdate,         $useRedirectOnForbidden,
+    $useRedirectOnError,
 );
 
 ##########################################
@@ -74,7 +75,8 @@ BEGIN {
         ],
         traces => [qw( $whatToTrace $statusPipe $statusOut)],
         apache => [
-            qw( MP OK REDIRECT FORBIDDEN DONE DECLINED SERVER_ERROR useRedirectOnForbidden )
+            qw( MP OK REDIRECT FORBIDDEN DONE DECLINED SERVER_ERROR
+	    $useRedirectOnForbidden $useRedirectOnError )
         ],
         post    => [qw($transform)],
         cda     => ['$cda'],
@@ -140,6 +142,7 @@ BEGIN {
             threads::shared::share($statusOut);
             threads::shared::share($timeoutActivity);
             threads::shared::share($useRedirectOnForbidden);
+            threads::shared::share($useRedirectOnError);
         };
     }
     elsif ( MP() == 1 ) {
@@ -187,20 +190,34 @@ sub logout_mp2 : method {
     shift->unlog(@_);
 }
 
+## @rmethod int abort(string mess)
+# Logs message and exit or redirect to the portal if "useRedirectOnError" is
+# set to true.
+# @param $mess Message to log
+# @return Apache2::Const::REDIRECT or Apache2::Const::SERVER_ERROR
 sub abort {
     my ( $class, $mess ) = splice @_;
+
+    # If abort is called without a valid request, fall to die
+    eval {
     my $args = $apacheRequest->args;
     my $uri = $apacheRequest->uri . ( $args ? "?$args" : "" );
+
+    # Set error 500 in logs even if "useRedirectOnError" is set
     $apacheRequest->push_handlers(
         PerlLogHandler => sub { $_[0]->status(SERVER_ERROR); DECLINED; } );
     $class->lmLog( $mess, 'error' );
-    if ($useRedirectOnForbidden) {
+
+    # Redirect or die
+    if ($useRedirectOnError) {
         $class->lmLog( "Use redirect for error", 'debug' );
         return $class->goToPortal( $uri, 'lmError=500' );
     }
     else {
         return SERVER_ERROR;
     }
+    };
+    die $mess if ($@);
 }
 
 ## @rmethod void lmLog(string mess, string level)
@@ -209,7 +226,7 @@ sub abort {
 # @param $level string (debug, info, warning or error)
 sub lmLog {
     my ( $class, $mess, $level ) = splice @_;
-    $class->abort("Level is required") unless ($level);
+    die("Level is required") unless ($level);
     my $call;
     unless ( $level eq 'debug' ) {
         my @tmp = caller();
@@ -485,7 +502,7 @@ sub childInit {
 sub purgeCache {
     my $class = shift;
     eval "use $localStorage;";
-    $class->abort("Unable to load $localStorage: $@") if ($@);
+    die("Unable to load $localStorage: $@") if ($@);
 
     # At each Apache (re)start, we've to clear the cache to avoid living
     # with old datas
@@ -665,6 +682,10 @@ sub defaultValuesInit {
     $httpOnly         = defined($httpOnly) ? $httpOnly : $args->{httpOnly};
     $cookieExpiration = $args->{cookieExpiration} || $cookieExpiration;
     $timeoutActivity  = $args->{timeoutActivity} || $timeoutActivity || 0;
+    $useRedirectOnError =
+      defined($useRedirectOnError)
+      ? $useRedirectOnError
+      : $args->{useRedirectOnError};
     $useRedirectOnForbidden =
       defined($useRedirectOnForbidden)
       ? $useRedirectOnForbidden
@@ -677,7 +698,7 @@ sub defaultValuesInit {
 # @param $args reference to the configuration hash
 sub portalInit {
     my ( $class, $args ) = splice @_;
-    $class->abort("portal parameter required") unless ( $args->{portal} );
+    die("portal parameter required") unless ( $args->{portal} );
     if ( $args->{portal} =~ /[\$\(&\|"']/ ) {
         my $portal = $class->conditionSub( $args->{portal} );
         eval "sub portal {return &\$portal}";
@@ -685,7 +706,7 @@ sub portalInit {
     else {
         eval "sub portal {return '$args->{portal}'}";
     }
-    $class->abort("Unable to read portal parameter ($@)") if ($@);
+    die("Unable to read portal parameter ($@)") if ($@);
     1;
 }
 
@@ -695,9 +716,9 @@ sub portalInit {
 sub globalStorageInit {
     my ( $class, $args ) = splice @_;
     $globalStorage = $args->{globalStorage}
-      or $class->abort("globalStorage required");
+      or die("globalStorage required");
     eval "use $globalStorage;";
-    $class->abort($@) if ($@);
+    die($@) if ($@);
     $globalStorageOptions = $args->{globalStorageOptions};
 }
 
@@ -1274,10 +1295,8 @@ sub redirectFilter {
 sub status($$) {
     my ( $class, $r ) = splice @_;
     $class->lmLog( "$class: request for status", 'debug' );
-    unless ( $statusPipe and $statusOut ) {
-        $class->lmLog( "$class: status page can not be displayed", 'error' );
-        return SERVER_ERROR;
-    }
+    return $class->abort("$class: status page can not be displayed")
+    	unless ( $statusPipe and $statusOut );
     $r->handler("perl-script");
     print $statusPipe "STATUS" . ( $r->args ? " " . $r->args : '' ) . "\n";
     my $buf;
diff --git a/modules/lemonldap-ng-handler/lib/Lemonldap/NG/Handler/SympaAutoLogin.pm b/modules/lemonldap-ng-handler/lib/Lemonldap/NG/Handler/SympaAutoLogin.pm
index 041f41227..09cabc9cd 100644
--- a/modules/lemonldap-ng-handler/lib/Lemonldap/NG/Handler/SympaAutoLogin.pm
+++ b/modules/lemonldap-ng-handler/lib/Lemonldap/NG/Handler/SympaAutoLogin.pm
@@ -29,7 +29,7 @@ sub defaultValuesInit {
     # If not, try to read it from /etc/lemonldap-ng/sympa.secret
     if ( !$sympaSecret and -r '/etc/lemonldap-ng/sympa.secret' ) {
         open S, '/etc/lemonldap-ng/sympa.secret'
-          or $class->abort("Unable to open /etc/lemonldap-ng/sympa.secret");
+          or die("Unable to open /etc/lemonldap-ng/sympa.secret");
         $sympaSecret = join( '', <S> );
         close S;
         $sympaSecret =~ s/[\r\n]//g;
@@ -63,10 +63,8 @@ sub run {
     return $ret unless ( $ret == OK );
 
     # Fail if no sympaSecret
-    unless ($sympaSecret) {
-        $class->lmLog( "No Sympa secret configured", 'error' );
-        return SERVER_ERROR;
-    }
+    return $class->abort("No Sympa secret configured")
+      unless ($sympaSecret);
 
     # Mail value
     my $mail = $datas->{$sympaMailKey};
diff --git a/modules/lemonldap-ng-handler/lib/Lemonldap/NG/Handler/ZimbraPreAuth.pm b/modules/lemonldap-ng-handler/lib/Lemonldap/NG/Handler/ZimbraPreAuth.pm
index 1fc936645..714a7dd3f 100644
--- a/modules/lemonldap-ng-handler/lib/Lemonldap/NG/Handler/ZimbraPreAuth.pm
+++ b/modules/lemonldap-ng-handler/lib/Lemonldap/NG/Handler/ZimbraPreAuth.pm
@@ -75,10 +75,8 @@ sub run {
     return OK unless ( $uri =~ $zimbraSsoUrl );
 
     # Check mandatory parameters
-    unless ($zimbraPreAuthKey) {
-        $class->lmLog( "No Zimbra preauth key configured", 'error' );
-        return SERVER_ERROR;
-    }
+    return $class->abort("No Zimbra preauth key configured");
+    unless ($zimbraPreAuthKey);
 
     # Build URL
     my $zimbra_url = $class->_buildZimbraPreAuthUrl(
diff --git a/modules/lemonldap-ng-manager/lib/Lemonldap/NG/Manager/_Struct.pm b/modules/lemonldap-ng-manager/lib/Lemonldap/NG/Manager/_Struct.pm
index 1f1c51dcf..c5815410d 100644
--- a/modules/lemonldap-ng-manager/lib/Lemonldap/NG/Manager/_Struct.pm
+++ b/modules/lemonldap-ng-manager/lib/Lemonldap/NG/Manager/_Struct.pm
@@ -730,10 +730,13 @@ sub struct {
                 },
 
                 redirection => {
-                    _nodes => [qw(https port useRedirectOnForbidden)],
+                    _nodes => [
+                        qw(https port useRedirectOnForbidden useRedirectOnError)
+                    ],
                     https  => 'bool:/https',
                     port   => 'int:/port',
                     useRedirectOnForbidden => 'bool:/useRedirectOnForbidden',
+                    useRedirectOnError     => 'bool:/useRedirectOnError',
                 },
 
                 specialHandlers => {
@@ -1390,6 +1393,7 @@ sub testStruct {
             test    => qr/^[a-zA-Z][\w\:]*$/,
             msgFail => 'Bad module name',
         },
+        useRedirectOnError     => $boolean,
         useRedirectOnForbidden => $boolean,
         useXForwardedForIP     => $boolean,
         variables              => $testNotDefined,
@@ -1696,6 +1700,7 @@ sub defaultConf {
         userControl         => '^[\w\.\-@]+$',
         userDB              => 'LDAP',
         passwordDB          => 'LDAP',
+        useRedirectOnError  => '1',
         useRedirectOnForbidden => '0',
         useXForwardedForIP     => '0',
         vhostPort              => '-1',
diff --git a/modules/lemonldap-ng-manager/lib/Lemonldap/NG/Manager/_i18n.pm b/modules/lemonldap-ng-manager/lib/Lemonldap/NG/Manager/_i18n.pm
index da9d4aa46..459326638 100644
--- a/modules/lemonldap-ng-manager/lib/Lemonldap/NG/Manager/_i18n.pm
+++ b/modules/lemonldap-ng-manager/lib/Lemonldap/NG/Manager/_i18n.pm
@@ -290,6 +290,7 @@ sub en {
         userDB                       => 'Users module',
         userControl                  => 'Username control',
         userPivot                    => 'Login field name in user table',
+        useRedirectOnError           => 'Redirect on handler error',
         useRedirectOnForbidden       => 'Redirect on forbidden',
         useXForwardedForIP           => "Use X-Forwarded-For header address",
         variables                    => "Variables",
@@ -671,6 +672,7 @@ sub fr {
         userDB            => "Module d'utilisateurs",
         userControl       => "Contrôle du nom d'utilisateur",
         userPivot         => 'Champ identifiant dans la table des utilisateurs',
+        useRedirectOnError     => 'Redirection pour les erreurs d\'agent',
         useRedirectOnForbidden => 'Redirection pour les accès interdits',
         useXForwardedForIP =>
           "Utiliser l'adresse IP de l'en-tête X-Forwarded-For",