diff --git a/htdocs/accountancy/class/bookkeeping.class.php b/htdocs/accountancy/class/bookkeeping.class.php
index 1befc5c4332..a2080f282ab 100644
--- a/htdocs/accountancy/class/bookkeeping.class.php
+++ b/htdocs/accountancy/class/bookkeeping.class.php
@@ -1580,7 +1580,7 @@ class BookKeeping extends CommonObject
 		$this->db->begin();
 
 		// Call triggers
-		if (! $error && ! $notrigger) {
+		if (!$notrigger) {
 			$result = $this->call_trigger('BOOKKEEPING_DELETE', $user);
 			if ($result < 0) {
 				$error++;
diff --git a/htdocs/core/class/timespent.class.php b/htdocs/core/class/timespent.class.php
index fb79053c145..f863f849ddb 100644
--- a/htdocs/core/class/timespent.class.php
+++ b/htdocs/core/class/timespent.class.php
@@ -281,7 +281,8 @@ class TimeSpent extends CommonObject
 	 */
 	public function createFromClone(User $user, $fromid)
 	{
-		global $langs, $extrafields;
+		global $extrafields;
+
 		$error = 0;
 
 		dol_syslog(__METHOD__, LOG_DEBUG);
@@ -296,16 +297,13 @@ class TimeSpent extends CommonObject
 		// Reset some properties
 		unset($object->id);
 		unset($object->fk_user_creat);
+		unset($object->user_creation_id);
 		unset($object->import_key);
 
 		// Clear fields
 		if (property_exists($object, 'ref')) {
 			$object->ref = empty($this->fields['ref']['default']) ? "Copy_Of_".$object->ref : $this->fields['ref']['default'];
 		}
-		if (property_exists($object, 'label')) {
-			// @phan-suppress-next-line PhanUndeclaredProperty
-			$object->label = empty($this->fields['label']['default']) ? $langs->trans("CopyOf")." ".$object->label : $this->fields['label']['default'];
-		}
 		if (property_exists($object, 'status')) {
 			$object->status = self::STATUS_DRAFT;
 		}
diff --git a/htdocs/eventorganization/class/conferenceorboothattendee.class.php b/htdocs/eventorganization/class/conferenceorboothattendee.class.php
index 77357da66d6..f83e2bd845b 100644
--- a/htdocs/eventorganization/class/conferenceorboothattendee.class.php
+++ b/htdocs/eventorganization/class/conferenceorboothattendee.class.php
@@ -352,6 +352,7 @@ class ConferenceOrBoothAttendee extends CommonObject
 		// Reset some properties
 		unset($object->id);
 		unset($object->fk_user_creat);
+		unset($object->user_creation_id);
 		unset($object->import_key);
 
 		// Clear fields
@@ -359,9 +360,6 @@ class ConferenceOrBoothAttendee extends CommonObject
 			// @phan-suppress-next-line PhanTypeInvalidDimOffset
 			$object->ref = empty($this->fields['ref']['default']) ? "(PROV)" : $this->fields['ref']['default'];
 		}
-		if (property_exists($object, 'label')) {
-			$object->label = empty($this->fields['label']['default']) ? $langs->trans("CopyOf")." ".$object->label : $this->fields['label']['default'];
-		}
 		if (property_exists($object, 'status')) {
 			$object->status = self::STATUS_DRAFT;
 		}
diff --git a/htdocs/hrm/class/evaluationdet.class.php b/htdocs/hrm/class/evaluationdet.class.php
index 10e55284fba..ad3ab437bdb 100644
--- a/htdocs/hrm/class/evaluationdet.class.php
+++ b/htdocs/hrm/class/evaluationdet.class.php
@@ -276,15 +276,13 @@ class EvaluationLine extends CommonObjectLine
 		// Reset some properties
 		unset($object->id);
 		unset($object->fk_user_creat);
+		unset($object->user_creation_id);
 		unset($object->import_key);
 
 		// Clear fields
 		if (property_exists($object, 'ref')) {
 			$object->ref = empty($this->fields['ref']['default']) ? "Copy_Of_".$object->ref : $this->fields['ref']['default'];
 		}
-		if (property_exists($object, 'label')) {
-			$object->label = empty($this->fields['label']['default']) ? $langs->trans("CopyOf")." ".$object->label : $this->fields['label']['default'];
-		}
 		if (property_exists($object, 'status')) {
 			$object->status = self::STATUS_DRAFT;
 		}
diff --git a/htdocs/hrm/class/position.class.php b/htdocs/hrm/class/position.class.php
index 427f47f2e26..194b836f2a2 100644
--- a/htdocs/hrm/class/position.class.php
+++ b/htdocs/hrm/class/position.class.php
@@ -293,15 +293,13 @@ class Position extends CommonObject
 		// Reset some properties
 		unset($object->id);
 		unset($object->fk_user_creat);
+		unset($object->user_ceation_id);
 		unset($object->import_key);
 
 		// Clear fields
 		if (property_exists($object, 'ref')) {
 			$object->ref = empty($this->fields['ref']['default']) ? "Copy_Of_" . $object->ref : $this->fields['ref']['default'];
 		}
-		if (property_exists($object, 'label')) {
-			$object->label = empty($this->fields['label']['default']) ? $langs->trans("CopyOf") . " " . $object->label : $this->fields['label']['default'];
-		}
 		if (property_exists($object, 'status')) {
 			$object->status = self::STATUS_DRAFT;
 		}
diff --git a/htdocs/hrm/class/skill.class.php b/htdocs/hrm/class/skill.class.php
index f4adc185f7b..bec9e3b5999 100644
--- a/htdocs/hrm/class/skill.class.php
+++ b/htdocs/hrm/class/skill.class.php
@@ -344,6 +344,7 @@ class Skill extends CommonObject
 		// Reset some properties
 		unset($object->id);
 		unset($object->fk_user_creat);
+		unset($object->user_creation_id);
 		unset($object->import_key);
 
 		// Clear fields
diff --git a/htdocs/hrm/class/skilldet.class.php b/htdocs/hrm/class/skilldet.class.php
index c5d9f1dc155..f42001024b5 100644
--- a/htdocs/hrm/class/skilldet.class.php
+++ b/htdocs/hrm/class/skilldet.class.php
@@ -265,15 +265,13 @@ class Skilldet extends CommonObjectLine
 		// Reset some properties
 		unset($object->id);
 		unset($object->fk_user_creat);
+		unset($object->user_creation_id);
 		unset($object->import_key);
 
 		// Clear fields
 		if (property_exists($object, 'ref')) {
 			$object->ref = empty($this->fields['ref']['default']) ? "Copy_Of_".$object->ref : $this->fields['ref']['default'];
 		}
-		if (property_exists($object, 'label')) {
-			$object->label = empty($this->fields['label']['default']) ? $langs->trans("CopyOf")." ".$object->label : $this->fields['label']['default'];
-		}
 		if (property_exists($object, 'status')) {
 			$object->status = self::STATUS_DRAFT;
 		}
diff --git a/htdocs/hrm/class/skillrank.class.php b/htdocs/hrm/class/skillrank.class.php
index 34fb53116c6..e70775cd7ca 100644
--- a/htdocs/hrm/class/skillrank.class.php
+++ b/htdocs/hrm/class/skillrank.class.php
@@ -279,6 +279,7 @@ class SkillRank extends CommonObject
 		// Reset some properties
 		unset($object->id);
 		unset($object->fk_user_creat);
+		unset($object->user_creation_id);
 		unset($object->import_key);
 		if (!empty($fk_object) && $fk_object > 0) {
 			unset($object->fk_object);
@@ -289,9 +290,6 @@ class SkillRank extends CommonObject
 		if (property_exists($object, 'ref')) {
 			$object->ref = empty($this->fields['ref']['default']) ? "Copy_Of_".$object->ref : $this->fields['ref']['default'];
 		}
-		if (property_exists($object, 'label')) {
-			$object->label = empty($this->fields['label']['default']) ? $langs->trans("CopyOf")." ".$object->label : $this->fields['label']['default'];
-		}
 		if (property_exists($object, 'status')) {
 			$object->status = self::STATUS_DRAFT;
 		}
diff --git a/htdocs/partnership/class/partnership.class.php b/htdocs/partnership/class/partnership.class.php
index 6593b6e40b2..666cda46456 100644
--- a/htdocs/partnership/class/partnership.class.php
+++ b/htdocs/partnership/class/partnership.class.php
@@ -307,6 +307,7 @@ class Partnership extends CommonObject
 		// Reset some properties
 		unset($object->id);
 		unset($object->fk_user_creat);
+		unset($object->user_creation_id);
 		unset($object->import_key);
 
 		// Clear fields
@@ -314,9 +315,6 @@ class Partnership extends CommonObject
 			// @phan-suppress-next-line PhanTypeMismatchProperty
 			$object->ref = empty($this->fields['ref']['default']) ? "Copy_Of_".$object->ref : $this->fields['ref']['default'];
 		}
-		if (property_exists($object, 'label')) {
-			$object->label = empty($this->fields['label']['default']) ? $langs->trans("CopyOf")." ".$object->label : $this->fields['label']['default'];
-		}
 		if (property_exists($object, 'status')) {
 			$object->status = self::STATUS_DRAFT;
 		}
diff --git a/htdocs/product/class/productfournisseurprice.class.php b/htdocs/product/class/productfournisseurprice.class.php
index 5f8372f6c83..a2f627acd75 100644
--- a/htdocs/product/class/productfournisseurprice.class.php
+++ b/htdocs/product/class/productfournisseurprice.class.php
@@ -328,15 +328,16 @@ class ProductFournisseurPrice extends CommonObject
 		// Reset some properties
 		unset($object->id);
 		unset($object->fk_user_creat);
+		unset($object->user_creation_id);
 		unset($object->import_key);
 
 		// Clear fields
 		if (property_exists($object, 'ref')) {
 			$object->ref = empty($this->fields['ref']['default']) ? "Copy_Of_".$object->ref : $this->fields['ref']['default'];
 		}
-		if (property_exists($object, 'label')) {
+		/*if (property_exists($object, 'label')) {
 			$object->label = empty($this->fields['label']['default']) ? $langs->trans("CopyOf")." ".$object->label : $this->fields['label']['default'];
-		}
+		}*/
 		if (property_exists($object, 'status')) {
 			$object->status = self::STATUS_DRAFT;
 		}