diff --git a/htdocs/adherents/class/api_members.class.php b/htdocs/adherents/class/api_members.class.php
index 44024b951b3..435f6a7e24e 100644
--- a/htdocs/adherents/class/api_members.class.php
+++ b/htdocs/adherents/class/api_members.class.php
@@ -540,10 +540,6 @@ class Members extends DolibarrApi
 
 		$result = $categories->getListForItem($id, 'member', $sortfield, $sortorder, $limit, $page);
 
-		if (empty($result)) {
-			throw new RestException(404, 'No category found');
-		}
-
 		if ($result < 0) {
 			throw new RestException(503, 'Error when retrieve category list : '.$categories->error);
 		}
diff --git a/htdocs/adherents/class/api_memberstypes.class.php b/htdocs/adherents/class/api_memberstypes.class.php
index 5f1a1aec7b6..302270d5c5f 100644
--- a/htdocs/adherents/class/api_memberstypes.class.php
+++ b/htdocs/adherents/class/api_memberstypes.class.php
@@ -136,9 +136,6 @@ class MembersTypes extends DolibarrApi
 		} else {
 			throw new RestException(503, 'Error when retrieve member type list : '.$this->db->lasterror());
 		}
-		if (!count($obj_ret)) {
-			throw new RestException(404, 'No member type found');
-		}
 
 		return $obj_ret;
 	}
diff --git a/htdocs/adherents/class/api_subscriptions.class.php b/htdocs/adherents/class/api_subscriptions.class.php
index 9c051ac6a41..77c7a8b933a 100644
--- a/htdocs/adherents/class/api_subscriptions.class.php
+++ b/htdocs/adherents/class/api_subscriptions.class.php
@@ -133,9 +133,6 @@ class Subscriptions extends DolibarrApi
 		} else {
 			throw new RestException(503, 'Error when retrieve subscription list : '.$this->db->lasterror());
 		}
-		if (!count($obj_ret)) {
-			throw new RestException(404, 'No Subscription found');
-		}
 
 		return $obj_ret;
 	}
diff --git a/htdocs/api/class/api_setup.class.php b/htdocs/api/class/api_setup.class.php
index 5ec9c9a34aa..0135fb5c413 100644
--- a/htdocs/api/class/api_setup.class.php
+++ b/htdocs/api/class/api_setup.class.php
@@ -1156,10 +1156,6 @@ class Setup extends DolibarrApi
 			throw new RestException(503, 'Error when retrieving list of extra fields : '.$this->db->lasterror());
 		}
 
-		if (!count($list)) {
-			throw new RestException(404, 'No extrafield found');
-		}
-
 		return $list;
 	}
 
diff --git a/htdocs/bom/class/api_boms.class.php b/htdocs/bom/class/api_boms.class.php
index 658543e68c3..89633e0ac6e 100644
--- a/htdocs/bom/class/api_boms.class.php
+++ b/htdocs/bom/class/api_boms.class.php
@@ -182,9 +182,7 @@ class Boms extends DolibarrApi
 		} else {
 			throw new RestException(503, 'Error when retrieve bom list');
 		}
-		if (!count($obj_ret)) {
-			throw new RestException(404, 'No bom found');
-		}
+
 		return $obj_ret;
 	}
 
diff --git a/htdocs/categories/class/api_categories.class.php b/htdocs/categories/class/api_categories.class.php
index 5d2a9d0862a..b1d0ff392d6 100644
--- a/htdocs/categories/class/api_categories.class.php
+++ b/htdocs/categories/class/api_categories.class.php
@@ -182,9 +182,7 @@ class Categories extends DolibarrApi
 		} else {
 			throw new RestException(503, 'Error when retrieve category list : '.$this->db->lasterror());
 		}
-		if (!count($obj_ret)) {
-			throw new RestException(404, 'No category found');
-		}
+
 		return $obj_ret;
 	}
 
@@ -342,9 +340,6 @@ class Categories extends DolibarrApi
 		$categories = $this->category->getListForItem($id, $type, $sortfield, $sortorder, $limit, $page);
 
 		if (!is_array($categories)) {
-			if ($categories == 0) {
-				throw new RestException(404, 'No category found for this object');
-			}
 			throw new RestException(600, 'Error when fetching object categories', array_merge(array($this->category->error), $this->category->errors));
 		}
 		return $categories;
diff --git a/htdocs/comm/action/class/api_agendaevents.class.php b/htdocs/comm/action/class/api_agendaevents.class.php
index 50fb1882aaf..d1c013bc59c 100644
--- a/htdocs/comm/action/class/api_agendaevents.class.php
+++ b/htdocs/comm/action/class/api_agendaevents.class.php
@@ -192,9 +192,7 @@ class AgendaEvents extends DolibarrApi
 		} else {
 			throw new RestException(503, 'Error when retrieve Agenda Event list : '.$this->db->lasterror());
 		}
-		if (!count($obj_ret)) {
-			throw new RestException(404, 'No Agenda Event found');
-		}
+
 		return $obj_ret;
 	}
 
diff --git a/htdocs/comm/propal/class/api_proposals.class.php b/htdocs/comm/propal/class/api_proposals.class.php
index 05cb33a17df..be45153fb10 100644
--- a/htdocs/comm/propal/class/api_proposals.class.php
+++ b/htdocs/comm/propal/class/api_proposals.class.php
@@ -245,9 +245,7 @@ class Proposals extends DolibarrApi
 		} else {
 			throw new RestException(503, 'Error when retrieve propal list : '.$this->db->lasterror());
 		}
-		if (!count($obj_ret)) {
-			throw new RestException(404, 'No proposal found');
-		}
+
 		return $obj_ret;
 	}
 
diff --git a/htdocs/commande/class/api_orders.class.php b/htdocs/commande/class/api_orders.class.php
index c5119a51f6e..31daad85e9b 100644
--- a/htdocs/commande/class/api_orders.class.php
+++ b/htdocs/commande/class/api_orders.class.php
@@ -259,9 +259,7 @@ class Orders extends DolibarrApi
 		} else {
 			throw new RestException(503, 'Error when retrieve commande list : '.$this->db->lasterror());
 		}
-		if (!count($obj_ret)) {
-			throw new RestException(404, 'No order found');
-		}
+
 		return $obj_ret;
 	}
 
diff --git a/htdocs/compta/facture/class/api_invoices.class.php b/htdocs/compta/facture/class/api_invoices.class.php
index 94de562a3c2..35e81b82f82 100644
--- a/htdocs/compta/facture/class/api_invoices.class.php
+++ b/htdocs/compta/facture/class/api_invoices.class.php
@@ -281,9 +281,7 @@ class Invoices extends DolibarrApi
 		} else {
 			throw new RestException(503, 'Error when retrieve invoice list : '.$this->db->lasterror());
 		}
-		if (!count($obj_ret)) {
-			throw new RestException(404, 'No invoice found');
-		}
+
 		return $obj_ret;
 	}
 
diff --git a/htdocs/contrat/class/api_contracts.class.php b/htdocs/contrat/class/api_contracts.class.php
index 523eb59ea03..51c3d63d412 100644
--- a/htdocs/contrat/class/api_contracts.class.php
+++ b/htdocs/contrat/class/api_contracts.class.php
@@ -181,9 +181,7 @@ class Contracts extends DolibarrApi
 		} else {
 			throw new RestException(503, 'Error when retrieve contrat list : '.$this->db->lasterror());
 		}
-		if (!count($obj_ret)) {
-			throw new RestException(404, 'No contract found');
-		}
+
 		return $obj_ret;
 	}
 
diff --git a/htdocs/don/class/api_donations.class.php b/htdocs/don/class/api_donations.class.php
index ad4be19f012..e734be8efff 100644
--- a/htdocs/don/class/api_donations.class.php
+++ b/htdocs/don/class/api_donations.class.php
@@ -165,9 +165,6 @@ class Donations extends DolibarrApi
 		} else {
 			throw new RestException(503, 'Error when retrieve donation list : '.$this->db->lasterror());
 		}
-		if (!count($obj_ret)) {
-			throw new RestException(404, 'No donation found');
-		}
 
 		return $obj_ret;
 	}
diff --git a/htdocs/expensereport/class/api_expensereports.class.php b/htdocs/expensereport/class/api_expensereports.class.php
index e7e7dc462aa..7372f9f98f8 100644
--- a/htdocs/expensereport/class/api_expensereports.class.php
+++ b/htdocs/expensereport/class/api_expensereports.class.php
@@ -151,9 +151,7 @@ class ExpenseReports extends DolibarrApi
 		} else {
 			throw new RestException(503, 'Error when retrieve Expense Report list : '.$this->db->lasterror());
 		}
-		if (!count($obj_ret)) {
-			throw new RestException(404, 'No Expense Report found');
-		}
+
 		return $obj_ret;
 	}
 
diff --git a/htdocs/fichinter/class/api_interventions.class.php b/htdocs/fichinter/class/api_interventions.class.php
index e9717982c73..114a8613c43 100644
--- a/htdocs/fichinter/class/api_interventions.class.php
+++ b/htdocs/fichinter/class/api_interventions.class.php
@@ -190,9 +190,7 @@ class Interventions extends DolibarrApi
 		} else {
 			throw new RestException(503, 'Error when retrieve intervention list : '.$this->db->lasterror());
 		}
-		if (!count($obj_ret)) {
-			throw new RestException(404, 'No intervention found');
-		}
+
 		return $obj_ret;
 	}
 
diff --git a/htdocs/knowledgemanagement/class/api_knowledgemanagement.class.php b/htdocs/knowledgemanagement/class/api_knowledgemanagement.class.php
index c87c1da87a0..8e4a2cac6e1 100644
--- a/htdocs/knowledgemanagement/class/api_knowledgemanagement.class.php
+++ b/htdocs/knowledgemanagement/class/api_knowledgemanagement.class.php
@@ -109,10 +109,6 @@ class KnowledgeManagement extends DolibarrApi
 
 		$result = $categories->getListForItem($id, 'knowledgemanagement', $sortfield, $sortorder, $limit, $page);
 
-		if (empty($result)) {
-			throw new RestException(404, 'No category found');
-		}
-
 		if ($result < 0) {
 			throw new RestException(503, 'Error when retrieve category list : '.join(',', array_merge(array($categories->error), $categories->errors)));
 		}
diff --git a/htdocs/modulebuilder/template/class/api_mymodule.class.php b/htdocs/modulebuilder/template/class/api_mymodule.class.php
index 449312deeab..62ad513d307 100644
--- a/htdocs/modulebuilder/template/class/api_mymodule.class.php
+++ b/htdocs/modulebuilder/template/class/api_mymodule.class.php
@@ -190,9 +190,7 @@ class MyModuleApi extends DolibarrApi
 		} else {
 			throw new RestException(503, 'Error when retrieving myobject list: '.$this->db->lasterror());
 		}
-		if (!count($obj_ret)) {
-			throw new RestException(404, 'No myobject found');
-		}
+
 		return $obj_ret;
 	}
 
diff --git a/htdocs/mrp/class/api_mos.class.php b/htdocs/mrp/class/api_mos.class.php
index c3900271e42..ff49948d284 100644
--- a/htdocs/mrp/class/api_mos.class.php
+++ b/htdocs/mrp/class/api_mos.class.php
@@ -180,9 +180,7 @@ class Mos extends DolibarrApi
 		} else {
 			throw new RestException(503, 'Error when retrieve MO list');
 		}
-		if (!count($obj_ret)) {
-			throw new RestException(404, 'No MO found');
-		}
+
 		return $obj_ret;
 	}
 
diff --git a/htdocs/partnership/class/api_partnerships.class.php b/htdocs/partnership/class/api_partnerships.class.php
index c66076c2866..e3ca8f23e2e 100644
--- a/htdocs/partnership/class/api_partnerships.class.php
+++ b/htdocs/partnership/class/api_partnerships.class.php
@@ -187,9 +187,7 @@ class Partnerships extends DolibarrApi
 		} else {
 			throw new RestException(503, 'Error when retrieving partnership list: '.$this->db->lasterror());
 		}
-		if (!count($obj_ret)) {
-			throw new RestException(404, 'No partnership found');
-		}
+
 		return $obj_ret;
 	}
 
diff --git a/htdocs/product/class/api_products.class.php b/htdocs/product/class/api_products.class.php
index afa78b10622..4023309ef35 100644
--- a/htdocs/product/class/api_products.class.php
+++ b/htdocs/product/class/api_products.class.php
@@ -277,9 +277,6 @@ class Products extends DolibarrApi
 		} else {
 			throw new RestException(503, 'Error when retrieve product list : '.$this->db->lasterror());
 		}
-		if (!count($obj_ret)) {
-			throw new RestException(404, 'No product found');
-		}
 
 		//if $pagination_data is true the response will contain element data with all values and element pagination with pagination data(total,page,limit)
 		if ($pagination_data) {
@@ -601,10 +598,6 @@ class Products extends DolibarrApi
 
 		$result = $categories->getListForItem($id, 'product', $sortfield, $sortorder, $limit, $page);
 
-		if (empty($result)) {
-			throw new RestException(404, 'No category found');
-		}
-
 		if ($result < 0) {
 			throw new RestException(503, 'Error when retrieve category list : '.join(',', array_merge(array($categories->error), $categories->errors)));
 		}
@@ -953,9 +946,7 @@ class Products extends DolibarrApi
 		} else {
 			throw new RestException(503, 'Error when retrieve product list : '.$this->db->lasterror());
 		}
-		if (!count($obj_ret)) {
-			throw new RestException(404, 'No product found');
-		}
+
 		return $obj_ret;
 	}
 
@@ -1080,10 +1071,6 @@ class Products extends DolibarrApi
 			$return[] = $this->_filterObjectProperties($this->_cleanObjectDatas($tmp), $properties);
 		}
 
-		if (!count($return)) {
-			throw new RestException(404, 'No product attribute found');
-		}
-
 		return $return;
 	}
 
@@ -1949,10 +1936,6 @@ class Products extends DolibarrApi
 			}
 		}
 
-		if (empty($stockData)) {
-			throw new RestException(404, 'No stock found');
-		}
-
 		return array('stock_warehouses'=>$stockData);
 	}
 
diff --git a/htdocs/product/stock/class/api_stockmovements.class.php b/htdocs/product/stock/class/api_stockmovements.class.php
index 369d24b9536..1f47339c3c4 100644
--- a/htdocs/product/stock/class/api_stockmovements.class.php
+++ b/htdocs/product/stock/class/api_stockmovements.class.php
@@ -144,9 +144,7 @@ class StockMovements extends DolibarrApi
 		} else {
 			throw new RestException(503, 'Error when retrieve stock movement list : '.$this->db->lasterror());
 		}
-		if (!count($obj_ret)) {
-			throw new RestException(404, 'No stock movement found');
-		}
+
 		return $obj_ret;
 	}
 
diff --git a/htdocs/product/stock/class/api_warehouses.class.php b/htdocs/product/stock/class/api_warehouses.class.php
index 8056e59ac67..6fa256454b9 100644
--- a/htdocs/product/stock/class/api_warehouses.class.php
+++ b/htdocs/product/stock/class/api_warehouses.class.php
@@ -150,9 +150,7 @@ class Warehouses extends DolibarrApi
 		} else {
 			throw new RestException(503, 'Error when retrieve warehouse list : '.$this->db->lasterror());
 		}
-		if (!count($obj_ret)) {
-			throw new RestException(404, 'No warehouse found');
-		}
+
 		return $obj_ret;
 	}
 
diff --git a/htdocs/recruitment/class/api_recruitments.class.php b/htdocs/recruitment/class/api_recruitments.class.php
index 526d25c4aa8..a5cc43d6854 100644
--- a/htdocs/recruitment/class/api_recruitments.class.php
+++ b/htdocs/recruitment/class/api_recruitments.class.php
@@ -226,9 +226,7 @@ class Recruitments extends DolibarrApi
 		} else {
 			throw new RestException(503, 'Error when retrieving jobposition list: '.$this->db->lasterror());
 		}
-		if (!count($obj_ret)) {
-			throw new RestException(404, 'No jobposition found');
-		}
+
 		return $obj_ret;
 	}
 
@@ -333,9 +331,7 @@ class Recruitments extends DolibarrApi
 		} else {
 			throw new RestException(503, 'Error when retrieving candidature list: '.$this->db->lasterror());
 		}
-		if (!count($obj_ret)) {
-			throw new RestException(404, 'No candidature found');
-		}
+
 		return $obj_ret;
 	}
 
diff --git a/htdocs/societe/class/api_contacts.class.php b/htdocs/societe/class/api_contacts.class.php
index a91455aabe7..4ea6f184fe7 100644
--- a/htdocs/societe/class/api_contacts.class.php
+++ b/htdocs/societe/class/api_contacts.class.php
@@ -465,10 +465,6 @@ class Contacts extends DolibarrApi
 
 		$result = $categories->getListForItem($id, 'contact', $sortfield, $sortorder, $limit, $page);
 
-		if (empty($result)) {
-			throw new RestException(404, 'No category found');
-		}
-
 		if ($result < 0) {
 			throw new RestException(503, 'Error when retrieve category list : '.$categories->error);
 		}
diff --git a/htdocs/ticket/class/api_tickets.class.php b/htdocs/ticket/class/api_tickets.class.php
index 18e8b74aee9..b8e37707138 100644
--- a/htdocs/ticket/class/api_tickets.class.php
+++ b/htdocs/ticket/class/api_tickets.class.php
@@ -285,9 +285,7 @@ class Tickets extends DolibarrApi
 		} else {
 			throw new RestException(503, 'Error when retrieve ticket list');
 		}
-		if (!count($obj_ret)) {
-			throw new RestException(404, 'No ticket found');
-		}
+
 		return $obj_ret;
 	}
 
diff --git a/htdocs/user/class/api_users.class.php b/htdocs/user/class/api_users.class.php
index b75cc5339bf..e1424796c63 100644
--- a/htdocs/user/class/api_users.class.php
+++ b/htdocs/user/class/api_users.class.php
@@ -134,9 +134,7 @@ class Users extends DolibarrApi
 		} else {
 			throw new RestException(503, 'Error when retrieve User list : '.$this->db->lasterror());
 		}
-		if (!count($obj_ret)) {
-			throw new RestException(404, 'No User found');
-		}
+
 		return $obj_ret;
 	}
 
@@ -590,9 +588,7 @@ class Users extends DolibarrApi
 		} else {
 			throw new RestException(503, 'Error when retrieve Group list : '.$this->db->lasterror());
 		}
-		if (!count($obj_ret)) {
-			throw new RestException(404, 'No Group found');
-		}
+
 		return $obj_ret;
 	}