diff --git a/htdocs/adherents/class/api_members.class.php b/htdocs/adherents/class/api_members.class.php
index abd75b262c5..b9f491c50c8 100644
--- a/htdocs/adherents/class/api_members.class.php
+++ b/htdocs/adherents/class/api_members.class.php
@@ -383,14 +383,18 @@ class Members extends DolibarrApi
 			throw new RestException(401, 'Access not allowed for login '.DolibarrApiAccess::$user->login);
 		}
 
-		if (!$member->delete($member->id, DolibarrApiAccess::$user)) {
-			throw new RestException(401, 'error when deleting member');
+
+		$res = $member->delete($member->id, DolibarrApiAccess::$user);
+		if ($res < 0) {
+			throw new RestException(500, "Can't delete, error occurs");
+		} elseif ($res == 0) {
+			throw new RestException(409, "Can't delete, that product is probably used");
 		}
 
 		return array(
 			'success' => array(
 				'code' => 200,
-				'message' => 'member deleted'
+				'message' => 'Member deleted'
 			)
 		);
 	}
diff --git a/htdocs/adherents/class/api_memberstypes.class.php b/htdocs/adherents/class/api_memberstypes.class.php
index d95de755166..95c514bfedf 100644
--- a/htdocs/adherents/class/api_memberstypes.class.php
+++ b/htdocs/adherents/class/api_memberstypes.class.php
@@ -229,14 +229,17 @@ class MembersTypes extends DolibarrApi
 			throw new RestException(401, 'Access not allowed for login '.DolibarrApiAccess::$user->login);
 		}
 
-		if (!$membertype->delete()) {
-			throw new RestException(401, 'error when deleting member type');
+		$res = $membertype->delete();
+		if ($res < 0) {
+			throw new RestException(500, "Can't delete, error occurs");
+		} elseif ($res == 0) {
+			throw new RestException(409, "Can't delete, that product is probably used");
 		}
 
 		return array(
 			'success' => array(
 				'code' => 200,
-				'message' => 'member type deleted'
+				'message' => 'Member type deleted'
 			)
 		);
 	}
diff --git a/htdocs/adherents/class/api_subscriptions.class.php b/htdocs/adherents/class/api_subscriptions.class.php
index f969017146b..d155206935b 100644
--- a/htdocs/adherents/class/api_subscriptions.class.php
+++ b/htdocs/adherents/class/api_subscriptions.class.php
@@ -215,14 +215,17 @@ class Subscriptions extends DolibarrApi
 			throw new RestException(404, 'Subscription not found');
 		}
 
-		if (!$subscription->delete(DolibarrApiAccess::$user)) {
-			throw new RestException(401, 'error when deleting subscription');
+		$res = $subscription->delete(DolibarrApiAccess::$user);
+		if ($res < 0) {
+			throw new RestException(500, "Can't delete, error occurs");
+		} elseif ($res == 0) {
+			throw new RestException(409, "Can't delete, that product is probably used");
 		}
 
 		return array(
 			'success' => array(
 				'code' => 200,
-				'message' => 'subscription deleted'
+				'message' => 'Subscription deleted'
 			)
 		);
 	}
diff --git a/htdocs/api/class/api_documents.class.php b/htdocs/api/class/api_documents.class.php
index d4d652f3e74..f647a917123 100644
--- a/htdocs/api/class/api_documents.class.php
+++ b/htdocs/api/class/api_documents.class.php
@@ -506,6 +506,11 @@ class Documents extends DolibarrApi
 			throw new RestException(500, 'Modulepart '.$modulepart.' not implemented yet.');
 		}
 
+		$objectType = $modulepart;
+		if (! empty($object->id) && ! empty($object->table_element)) {
+			$objectType = $object->table_element;
+		}
+
 		$filearray = dol_dir_list($upload_dir, $type, $recursive, '', '(\.meta|_preview.*\.png)$', $sortfield, (strtolower($sortorder) == 'desc' ?SORT_DESC:SORT_ASC), 1);
 		if (empty($filearray)) {
 			throw new RestException(404, 'Search for modulepart '.$modulepart.' with Id '.$object->id.(!empty($object->ref) ? ' or Ref '.$object->ref : '').' does not return any document.');
@@ -513,11 +518,14 @@ class Documents extends DolibarrApi
 			if (($object->id) > 0 && !empty($modulepart)) {
 				require_once DOL_DOCUMENT_ROOT.'/ecm/class/ecmfiles.class.php';
 				$ecmfile = new EcmFiles($this->db);
-				$result = $ecmfile->fetchAll('', '', 0, 0, array('t.src_object_type' => $modulepart, 't.src_object_id' => $object->id));
+				$result = $ecmfile->fetchAll('', '', 0, 0, array('t.src_object_type' => $objectType, 't.src_object_id' => $object->id));
 				if ($result < 0) {
 					throw new RestException(503, 'Error when retrieve ecm list : '.$this->db->lasterror());
 				} elseif (is_array($ecmfile->lines) && count($ecmfile->lines) > 0) {
-					$filearray['ecmfiles_infos'] = $ecmfile->lines;
+					$count = count($filearray);
+					for ($i = 0 ; $i < $count ; $i++) {
+						if ($filearray[$i]['name'] == $ecmfile->lines[$i]->filename) $filearray[$i] = array_merge($filearray[$i], (array) $ecmfile->lines[0]);
+					}
 				}
 			}
 		}
diff --git a/htdocs/core/db/pgsql.class.php b/htdocs/core/db/pgsql.class.php
index e259933cd07..2e9f8b43851 100644
--- a/htdocs/core/db/pgsql.class.php
+++ b/htdocs/core/db/pgsql.class.php
@@ -1220,7 +1220,7 @@ class DoliDBPgsql extends DoliDB
 		// phpcs:enable
 		$sql = "ALTER TABLE ".$table;
 		$sql .= " MODIFY COLUMN ".$field_name." ".$field_desc['type'];
-		if (in_array($field_desc['type'], array('double', 'tinyint', 'int', 'varchar')) && $field_desc['value']) {
+		if (in_array($field_desc['type'], array('double', 'varchar')) && $field_desc['value']) {
 			$sql .= "(".$field_desc['value'].")";
 		}
 
diff --git a/htdocs/core/lib/functions.lib.php b/htdocs/core/lib/functions.lib.php
index 1d063feb7d0..15203786690 100644
--- a/htdocs/core/lib/functions.lib.php
+++ b/htdocs/core/lib/functions.lib.php
@@ -3959,7 +3959,8 @@ function img_picto($titlealt, $picto, $moreatt = '', $pictoisfullpath = false, $
 				'shapes', 'square', 'stop-circle', 'supplier', 'supplier_proposal', 'supplier_order', 'supplier_invoice',
 				'timespent', 'title_setup', 'title_accountancy', 'title_bank', 'title_hrm', 'title_agenda',
 				'uncheck', 'user-cog', 'user-injured', 'user-md', 'vat', 'website', 'workstation', 'webhook', 'world', 'private',
-				'conferenceorbooth', 'eventorganization'
+				'conferenceorbooth', 'eventorganization',
+				'stamp', 'signature'
 			))) {
 			$fakey = $pictowithouttext;
 			$facolor = '';
diff --git a/htdocs/product/class/api_products.class.php b/htdocs/product/class/api_products.class.php
index 484a09947a5..da19c78b565 100644
--- a/htdocs/product/class/api_products.class.php
+++ b/htdocs/product/class/api_products.class.php
@@ -454,7 +454,19 @@ class Products extends DolibarrApi
 		global $user;
 		$user = DolibarrApiAccess::$user;
 
-		return $this->product->delete(DolibarrApiAccess::$user);
+		$res = $this->product->delete(DolibarrApiAccess::$user);
+		if ($res < 0) {
+			throw new RestException(500, "Can't delete, error occurs");
+		} elseif ($res == 0) {
+			throw new RestException(409, "Can't delete, that product is probably used");
+		}
+
+		return array(
+			'success' => array(
+				'code' => 200,
+				'message' => 'Object deleted'
+			)
+		);
 	}
 
 	/**
diff --git a/htdocs/projet/class/api_tasks.class.php b/htdocs/projet/class/api_tasks.class.php
index 0eaf8654421..cd232061bc4 100644
--- a/htdocs/projet/class/api_tasks.class.php
+++ b/htdocs/projet/class/api_tasks.class.php
@@ -544,7 +544,7 @@ class Tasks extends DolibarrApi
 		$this->task->timespent_datehour = $newdate;
 		$this->task->timespent_withhour = 1;
 		$this->task->timespent_duration = $duration;
-		$this->task->timespent_fk_user  = $user_id;
+		$this->task->timespent_fk_user  = $uid;
 		$this->task->timespent_note     = $note;
 
 		$result = $this->task->addTimeSpent(DolibarrApiAccess::$user, 0);
diff --git a/htdocs/societe/class/api_thirdparties.class.php b/htdocs/societe/class/api_thirdparties.class.php
index 4fde1e71d9c..aa97b49d8bf 100644
--- a/htdocs/societe/class/api_thirdparties.class.php
+++ b/htdocs/societe/class/api_thirdparties.class.php
@@ -528,7 +528,20 @@ class Thirdparties extends DolibarrApi
 			throw new RestException(401, 'Access not allowed for login '.DolibarrApiAccess::$user->login);
 		}
 		$this->company->oldcopy = clone $this->company;
-		return $this->company->delete($id);
+
+		$res = $this->company->delete($id);
+		if ($res < 0) {
+			throw new RestException(500, "Can't delete, error occurs");
+		} elseif ($res == 0) {
+			throw new RestException(409, "Can't delete, that product is probably used");
+		}
+
+		return array(
+			'success' => array(
+				'code' => 200,
+				'message' => 'Object deleted'
+			)
+		);
 	}
 
 	/**
diff --git a/htdocs/user/class/api_users.class.php b/htdocs/user/class/api_users.class.php
index 3ef98da8f5b..09464185c60 100644
--- a/htdocs/user/class/api_users.class.php
+++ b/htdocs/user/class/api_users.class.php
@@ -640,7 +640,17 @@ class Users extends DolibarrApi
 			throw new RestException(401, 'Access not allowed for login '.DolibarrApiAccess::$user->login);
 		}
 		$this->useraccount->oldcopy = clone $this->useraccount;
-		return $this->useraccount->delete(DolibarrApiAccess::$user);
+
+		if (!$this->useraccount->delete(DolibarrApiAccess::$user)) {
+			throw new RestException(500);
+		}
+
+		return array(
+			'success' => array(
+				'code' => 200,
+				'message' => 'Ticket deleted'
+			)
+		);
 	}
 
 	// phpcs:disable PEAR.NamingConventions.ValidFunctionName.PublicUnderscore