diff --git a/htdocs/adherents/class/adherent.class.php b/htdocs/adherents/class/adherent.class.php
index f8d37ff30ca..f2e84e5127a 100644
--- a/htdocs/adherents/class/adherent.class.php
+++ b/htdocs/adherents/class/adherent.class.php
@@ -1726,8 +1726,7 @@ class Adherent extends CommonObject
 				return -2;
 			}
 		} else {
-			$this->error = $subscription->error;
-			$this->errors = $subscription->errors;
+			$this->setErrorsFromObject($subscription);
 			$this->db->rollback();
 			return -1;
 		}
@@ -1790,13 +1789,11 @@ class Adherent extends CommonObject
 					}
 				} else {
 					$error++;
-					$this->error = $acct->error;
-					$this->errors = $acct->errors;
+					$this->setErrorsFromObject($acct);
 				}
 			} else {
 				$error++;
-				$this->error = $acct->error;
-				$this->errors = $acct->errors;
+				$this->setErrorsFromObject($acct);
 			}
 		}
 
diff --git a/htdocs/comm/action/class/actioncomm.class.php b/htdocs/comm/action/class/actioncomm.class.php
index 9269446c2ab..51ec0986fc7 100644
--- a/htdocs/comm/action/class/actioncomm.class.php
+++ b/htdocs/comm/action/class/actioncomm.class.php
@@ -742,8 +742,7 @@ class ActionComm extends CommonObject
 				$action = '';
 				$reshook = $hookmanager->executeHooks('createFrom', $parameters, $this, $action); // Note that $action and $object may have been modified by some hooks
 				if ($reshook < 0) {
-					$this->errors += $hookmanager->errors;
-					$this->error = $hookmanager->error;
+					$this->setErrorsFromObject($hookmanager);
 					$error++;
 				}
 			}
diff --git a/htdocs/comm/propal/class/propal.class.php b/htdocs/comm/propal/class/propal.class.php
index a285662e7f6..04e81ce1c6a 100644
--- a/htdocs/comm/propal/class/propal.class.php
+++ b/htdocs/comm/propal/class/propal.class.php
@@ -1505,8 +1505,7 @@ class Propal extends CommonObject
 				$action = '';
 				$reshook = $hookmanager->executeHooks('createFrom', $parameters, $object, $action); // Note that $action and $object may have been modified by some hooks
 				if ($reshook < 0) {
-					$this->errors += $hookmanager->errors;
-					$this->error = $hookmanager->error;
+					$this->setErrorsFromObject($hookmanager);
 					$error++;
 				}
 			}
diff --git a/htdocs/commande/class/commande.class.php b/htdocs/commande/class/commande.class.php
index 38e3accc1fb..abff23d19ee 100644
--- a/htdocs/commande/class/commande.class.php
+++ b/htdocs/commande/class/commande.class.php
@@ -1279,8 +1279,7 @@ class Commande extends CommonOrder
 				$action = '';
 				$reshook = $hookmanager->executeHooks('createFrom', $parameters, $this, $action); // Note that $action and $object may have been modified by some hooks
 				if ($reshook < 0) {
-					$this->errors += $hookmanager->errors;
-					$this->error = $hookmanager->error;
+					$this->setErrorsFromObject($hookmanager);
 					$error++;
 				}
 			}
@@ -1436,8 +1435,7 @@ class Commande extends CommonOrder
 			$action = '';
 			$reshook = $hookmanager->executeHooks('createFrom', $parameters, $this, $action); // Note that $action and $object may have been modified by some hooks
 			if ($reshook < 0) {
-				$this->errors += $hookmanager->errors;
-				$this->error = $hookmanager->error;
+				$this->setErrorsFromObject($hookmanager);
 				$error++;
 			}
 
diff --git a/htdocs/compta/facture/class/facture.class.php b/htdocs/compta/facture/class/facture.class.php
index 8e3119ff424..9fa6b0e0bc9 100644
--- a/htdocs/compta/facture/class/facture.class.php
+++ b/htdocs/compta/facture/class/facture.class.php
@@ -1330,8 +1330,7 @@ class Facture extends CommonInvoice
 				$action = '';
 				$reshook = $hookmanager->executeHooks('createFrom', $parameters, $object, $action); // Note that $action and $object may have been modified by some hooks
 				if ($reshook < 0) {
-					$this->errors += $hookmanager->errors;
-					$this->error = $hookmanager->error;
+					$this->setErrorsFromObject($hookmanager);
 					$error++;
 				}
 			}
@@ -1465,8 +1464,7 @@ class Facture extends CommonInvoice
 			$action = '';
 			$reshook = $hookmanager->executeHooks('createFrom', $parameters, $this, $action); // Note that $action and $object may have been modified by some hooks
 			if ($reshook < 0) {
-				$this->errors += $hookmanager->errors;
-				$this->error = $hookmanager->error;
+				$this->setErrorsFromObject($hookmanager);
 				$error++;
 			}
 
diff --git a/htdocs/contrat/class/contrat.class.php b/htdocs/contrat/class/contrat.class.php
index 48a3e4053a4..ae9be094fea 100644
--- a/htdocs/contrat/class/contrat.class.php
+++ b/htdocs/contrat/class/contrat.class.php
@@ -2630,8 +2630,7 @@ class Contrat extends CommonObject
 				$action = '';
 				$reshook = $hookmanager->executeHooks('createFrom', $parameters, $clonedObj, $action); // Note that $action and $object may have been modified by some hooks
 				if ($reshook < 0) {
-					$this->errors += $hookmanager->errors;
-					$this->error = $hookmanager->error;
+					$this->setErrorsFromObject($hookmanager);
 					$error++;
 				}
 			}
diff --git a/htdocs/core/class/commonobject.class.php b/htdocs/core/class/commonobject.class.php
index 26c5beb0b73..e3c3dff2b7c 100644
--- a/htdocs/core/class/commonobject.class.php
+++ b/htdocs/core/class/commonobject.class.php
@@ -669,6 +669,23 @@ abstract class CommonObject
 		}
 		return -1;
 	}
+
+	/**
+	 * setErrorsFromObject
+	 *
+	 * @param CommonObject $object commonobject
+	 * @return void
+	 */
+	public function setErrorsFromObject($object)
+	{
+		if (!empty($object->error)) {
+			$this->error = $object->error;
+		}
+		if (!empty($object->errors)) {
+			$this->errors = array_merge($this->errors, $object->errors);
+		}
+	}
+
 	/**
 	 * getTooltipContentArray
 	 *
diff --git a/htdocs/core/lib/functions.lib.php b/htdocs/core/lib/functions.lib.php
index 66b25f6740f..2c993af7deb 100644
--- a/htdocs/core/lib/functions.lib.php
+++ b/htdocs/core/lib/functions.lib.php
@@ -1672,7 +1672,7 @@ function dol_syslog($message, $level = LOG_INFO, $ident = 0, $suffixinfilename =
 		if (!array_key_exists($level, $logLevels)) {
 			throw new Exception('Incorrect log level');
 		}
-		if ($level > $conf->global->SYSLOG_LEVEL) {
+		if ($level > getDolGlobalInt('SYSLOG_LEVEL')) {
 			return;
 		}
 
diff --git a/htdocs/expensereport/class/expensereport.class.php b/htdocs/expensereport/class/expensereport.class.php
index 30862623810..76a0614da18 100644
--- a/htdocs/expensereport/class/expensereport.class.php
+++ b/htdocs/expensereport/class/expensereport.class.php
@@ -512,8 +512,7 @@ class ExpenseReport extends CommonObject
 				$action = '';
 				$reshook = $hookmanager->executeHooks('createFrom', $parameters, $this, $action); // Note that $action and $object may have been modified by some hooks
 				if ($reshook < 0) {
-					$this->errors += $hookmanager->errors;
-					$this->error = $hookmanager->error;
+					$this->setErrorsFromObject($hookmanager);
 					$error++;
 				}
 			}
diff --git a/htdocs/fichinter/class/fichinter.class.php b/htdocs/fichinter/class/fichinter.class.php
index 62f05f8750d..da199f42206 100644
--- a/htdocs/fichinter/class/fichinter.class.php
+++ b/htdocs/fichinter/class/fichinter.class.php
@@ -1249,8 +1249,7 @@ class Fichinter extends CommonObject
 				$action = '';
 				$reshook = $hookmanager->executeHooks('createFrom', $parameters, $this, $action); // Note that $action and $object may have been modified by some hooks
 				if ($reshook < 0) {
-					$this->errors += $hookmanager->errors;
-					$this->error = $hookmanager->error;
+					$this->setErrorsFromObject($hookmanager);
 					$error++;
 				}
 			}
diff --git a/htdocs/fourn/class/fournisseur.commande.class.php b/htdocs/fourn/class/fournisseur.commande.class.php
index 86be26b17ef..99685ea140c 100644
--- a/htdocs/fourn/class/fournisseur.commande.class.php
+++ b/htdocs/fourn/class/fournisseur.commande.class.php
@@ -1758,8 +1758,7 @@ class CommandeFournisseur extends CommonOrder
 				$action = '';
 				$reshook = $hookmanager->executeHooks('createFrom', $parameters, $this, $action); // Note that $action and $object may have been modified by some hooks
 				if ($reshook < 0) {
-					$this->errors += $hookmanager->errors;
-					$this->error = $hookmanager->error;
+					$this->setErrorsFromObject($hookmanager);
 					$error++;
 				}
 			}
diff --git a/htdocs/supplier_proposal/class/supplier_proposal.class.php b/htdocs/supplier_proposal/class/supplier_proposal.class.php
index bd42149ea07..892c3f77687 100644
--- a/htdocs/supplier_proposal/class/supplier_proposal.class.php
+++ b/htdocs/supplier_proposal/class/supplier_proposal.class.php
@@ -1175,8 +1175,7 @@ class SupplierProposal extends CommonObject
 				$action = '';
 				$reshook = $hookmanager->executeHooks('createFrom', $parameters, $this, $action); // Note that $action and $object may have been modified by some hooks
 				if ($reshook < 0) {
-					$this->errors += $hookmanager->errors;
-					$this->error = $hookmanager->error;
+					$this->setErrorsFromObject($hookmanager);
 					$error++;
 				}
 			}