diff --git a/datamodels/2.x/itop-incident-mgmt-itil/datamodel.itop-incident-mgmt-itil.xml b/datamodels/2.x/itop-incident-mgmt-itil/datamodel.itop-incident-mgmt-itil.xml
index b542a9fe4..c436eb272 100755
--- a/datamodels/2.x/itop-incident-mgmt-itil/datamodel.itop-incident-mgmt-itil.xml
+++ b/datamodels/2.x/itop-incident-mgmt-itil/datamodel.itop-incident-mgmt-itil.xml
@@ -1209,24 +1209,22 @@
 		parent::DisplayBareRelations($oPage, $bEditMode);
 
     $sKnownErrorClass = 'KnownError';
+    $sTabCode = 'Class:UserRequest:KnownErrorList';
     if (MetaModel::IsValidClass($sKnownErrorClass)) {
 			//Search for known errors
-			$oPage->SetCurrentTab('Class:UserRequest:KnownErrorList');
 			$iTicketID = $this->GetKey();;
 			$oKnownErrorSet = new CMDBObjectSet(DBObjectSearch::FromOQL("SELECT KnownError AS ke JOIN lnkErrorToFunctionalCI AS l1 ON l1.error_id=ke.id JOIN FunctionalCI AS ci ON l1.functionalci_id=ci.id JOIN lnkFunctionalCIToTicket AS l2 ON l2.functionalci_id=ci.id WHERE l2.ticket_id=$iTicketID"));
 			$iNumberKE=$oKnownErrorSet->count();
-			if ($iNumberKE > 0)
-			{
-				$oPage->SetCurrentTab('Class:UserRequest:KnownErrorList', Dict::S('Class:UserRequest:KnownErrorList')." ($iNumberKE)");
-			}
-			else
-			{
-				$oPage->SetCurrentTab('Class:UserRequest:KnownErrorList');
-			}
+      if ($iNumberKE > 0) {
+           $oPage->SetCurrentTab($sTabCode, Dict::S($sTabCode)." ($iNumberKE)", Dict::S($sTabCode."+"));
+      } else {
+           $oPage->SetCurrentTab($sTabCode, Dict::S($sTabCode), Dict::S($sTabCode."+"));
+      }
 			self::DisplaySet($oPage, $oKnownErrorSet, [
         'menu' => false,
-        'panel_title' => Dict::S('Class:UserRequest:KnownErrorList'),
+        'panel_title' => Dict::S($sTabCode),
         'panel_icon' => MetaModel::GetClassIcon($sKnownErrorClass, false),
+        'panel_title_tooltip' => Dict::S($sTabCode."+"),
       ]);
 		}
 	}]]></code>
diff --git a/datamodels/2.x/itop-request-mgmt-itil/datamodel.itop-request-mgmt-itil.xml b/datamodels/2.x/itop-request-mgmt-itil/datamodel.itop-request-mgmt-itil.xml
index 0281f453d..b07c6b6ba 100755
--- a/datamodels/2.x/itop-request-mgmt-itil/datamodel.itop-request-mgmt-itil.xml
+++ b/datamodels/2.x/itop-request-mgmt-itil/datamodel.itop-request-mgmt-itil.xml
@@ -1366,24 +1366,22 @@
 		parent::DisplayBareRelations($oPage, $bEditMode);
 
     $sKnownErrorClass = 'KnownError';
+    $sTabCode = 'Class:UserRequest:KnownErrorList';
 		if (MetaModel::IsValidClass($sKnownErrorClass)) {
 			//Search for known errors
-			$oPage->SetCurrentTab('Class:UserRequest:KnownErrorList');
 			$iTicketID = $this->GetKey();;
 			$oKnownErrorSet = new CMDBObjectSet(DBObjectSearch::FromOQL("SELECT $sKnownErrorClass AS ke JOIN lnkErrorToFunctionalCI AS l1 ON l1.error_id=ke.id JOIN FunctionalCI AS ci ON l1.functionalci_id=ci.id JOIN lnkFunctionalCIToTicket AS l2 ON l2.functionalci_id=ci.id WHERE l2.ticket_id=$iTicketID"));
 			$iNumberKE = $oKnownErrorSet->count();
-			if ($iNumberKE > 0)
-			{
-				$oPage->SetCurrentTab('Class:UserRequest:KnownErrorList', Dict::S('Class:UserRequest:KnownErrorList')." ($iNumberKE)");
-			}
-			else
-			{
-				$oPage->SetCurrentTab('Class:UserRequest:KnownErrorList');
-			}
+      if ($iNumberKE > 0) {
+           $oPage->SetCurrentTab($sTabCode, Dict::S($sTabCode)." ($iNumberKE)", Dict::S($sTabCode."+"));
+      } else {
+           $oPage->SetCurrentTab($sTabCode, Dict::S($sTabCode), Dict::S($sTabCode."+"));
+      }
 			self::DisplaySet($oPage, $oKnownErrorSet, [
 			  'menu' => false,
-        'panel_title' => Dict::S('Class:UserRequest:KnownErrorList'),
+        'panel_title' => Dict::S($sTabCode),
         'panel_icon' => MetaModel::GetClassIcon($sKnownErrorClass, false),
+        'panel_title_tooltip' => Dict::S($sTabCode."+"),
 			]);
 		}
 	}]]></code>
diff --git a/datamodels/2.x/itop-request-mgmt-itil/dictionaries/en.dict.itop-request-mgmt-itil.php b/datamodels/2.x/itop-request-mgmt-itil/dictionaries/en.dict.itop-request-mgmt-itil.php
index f8ff3c03f..e09e0d3d4 100644
--- a/datamodels/2.x/itop-request-mgmt-itil/dictionaries/en.dict.itop-request-mgmt-itil.php
+++ b/datamodels/2.x/itop-request-mgmt-itil/dictionaries/en.dict.itop-request-mgmt-itil.php
@@ -35,6 +35,7 @@ Dict::Add('EN US', 'English', 'English', array(
 	'UI-RequestManagementOverview-OpenRequestByType' => 'Open requests by type',
 	'UI-RequestManagementOverview-OpenRequestByCustomer' => 'Open requests by customer',
 	'Class:UserRequest:KnownErrorList' => 'Known Errors',
+	'Class:UserRequest:KnownErrorList+' => 'Known Errors related to Functional CI linked to the current ticket',
 ));
 
 // Dictionnay conventions
diff --git a/datamodels/2.x/itop-request-mgmt/datamodel.itop-request-mgmt.xml b/datamodels/2.x/itop-request-mgmt/datamodel.itop-request-mgmt.xml
index a05ba7f8b..9531732e7 100755
--- a/datamodels/2.x/itop-request-mgmt/datamodel.itop-request-mgmt.xml
+++ b/datamodels/2.x/itop-request-mgmt/datamodel.itop-request-mgmt.xml
@@ -1409,24 +1409,22 @@
 		parent::DisplayBareRelations($oPage, $bEditMode);
 
         $sKnownErrorClass = 'KnownError';
+        $sTabCode = 'Class:UserRequest:KnownErrorList';
         if (MetaModel::IsValidClass($sKnownErrorClass)) {
             //Search for known errors
-            $oPage->SetCurrentTab('Class:UserRequest:KnownErrorList');
             $iTicketID = $this->GetKey();;
             $oKnownErrorSet = new CMDBObjectSet(DBObjectSearch::FromOQL("SELECT $sKnownErrorClass AS ke JOIN lnkErrorToFunctionalCI AS l1 ON l1.error_id=ke.id JOIN FunctionalCI AS ci ON l1.functionalci_id=ci.id JOIN lnkFunctionalCIToTicket AS l2 ON l2.functionalci_id=ci.id WHERE l2.ticket_id=$iTicketID"));
             $iNumberKE = $oKnownErrorSet->count();
-            if ($iNumberKE > 0)
-            {
-                $oPage->SetCurrentTab('Class:UserRequest:KnownErrorList', Dict::S('Class:UserRequest:KnownErrorList')." ($iNumberKE)");
-            }
-            else
-            {
-                $oPage->SetCurrentTab('Class:UserRequest:KnownErrorList');
+            if ($iNumberKE > 0) {
+                $oPage->SetCurrentTab($sTabCode, Dict::S($sTabCode)." ($iNumberKE)", Dict::S($sTabCode."+"));
+            } else {
+                $oPage->SetCurrentTab($sTabCode, Dict::S($sTabCode), Dict::S($sTabCode."+"));
             }
             self::DisplaySet($oPage, $oKnownErrorSet, [
               'menu' => false,
-              'panel_title' => Dict::S('Class:UserRequest:KnownErrorList'),
+              'panel_title' => Dict::S($sTabCode),
               'panel_icon' => MetaModel::GetClassIcon($sKnownErrorClass, false),
+              'panel_title_tooltip' => Dict::S($sTabCode."+"),
             ]);
         }
 	}]]></code>
diff --git a/datamodels/2.x/itop-request-mgmt/dictionaries/en.dict.itop-request-mgmt.php b/datamodels/2.x/itop-request-mgmt/dictionaries/en.dict.itop-request-mgmt.php
index 52170e761..a4ab5ceeb 100644
--- a/datamodels/2.x/itop-request-mgmt/dictionaries/en.dict.itop-request-mgmt.php
+++ b/datamodels/2.x/itop-request-mgmt/dictionaries/en.dict.itop-request-mgmt.php
@@ -35,6 +35,7 @@ Dict::Add('EN US', 'English', 'English', array(
 	'UI-RequestManagementOverview-OpenRequestByType' => 'Open requests by type',
 	'UI-RequestManagementOverview-OpenRequestByCustomer' => 'Open requests by organization',
 	'Class:UserRequest:KnownErrorList' => 'Known Errors',
+	'Class:UserRequest:KnownErrorList+' => 'Known Errors related to Functional CI linked to the current ticket',
 	'Menu:UserRequest:MyWorkOrders' => 'Work orders assigned to me',
 	'Menu:UserRequest:MyWorkOrders+' => 'All work orders assigned to me',
 	'Class:Problem:KnownProblemList' => 'Known problems',