diff --git a/htdocs/core/class/commonobject.class.php b/htdocs/core/class/commonobject.class.php
index e35eb214769..e1246d8bc3f 100644
--- a/htdocs/core/class/commonobject.class.php
+++ b/htdocs/core/class/commonobject.class.php
@@ -4083,6 +4083,7 @@ abstract class CommonObject
 
 		// Output template part (modules that overwrite templates must declare this into descriptor)
 		// Use global variables + $dateSelector + $seller and $buyer
+		// Note: This is deprecated. If you need to overwrite the tpl file, use instead the hook 'formAddObjectLine'.
 		$dirtpls = array_merge($conf->modules_parts['tpl'], array($defaulttpldir));
 		foreach ($dirtpls as $module => $reldir)
 		{
@@ -4216,7 +4217,7 @@ abstract class CommonObject
 	 *	@param  string	    		$buyer             	Object of buyer third party
 	 *	@param	int					$selected		   	Object line selected
 	 *  @param  Extrafields			$extrafields		Object of extrafields
-	 *  @param	string				$defaulttpldir		Directory where to find the template
+	 *  @param	string				$defaulttpldir		Directory where to find the template (deprecated)
 	 *	@return	void
 	 */
 	public function printObjectLine($action, $line, $var, $num, $i, $dateSelector, $seller, $buyer, $selected = 0, $extrafields = null, $defaulttpldir = '/core/tpl')
@@ -4229,15 +4230,9 @@ abstract class CommonObject
 
 		$element = $this->element;
 
-		$text = ''; $description = ''; $type = 0;
+		$text = ''; $description = '';
 
-		// Show product and description
-		$type = (!empty($line->product_type) ? $line->product_type : $line->fk_product_type);
-		// Try to enhance type detection using date_start and date_end for free lines where type was not saved.
-		if (!empty($line->date_start)) $type = 1; // deprecated
-		if (!empty($line->date_end)) $type = 1; // deprecated
-
-		// Ligne en mode visu
+		// Line in view mode
 		if ($action != 'editline' || $selected != $line->id)
 		{
 			// Product
@@ -4288,6 +4283,7 @@ abstract class CommonObject
 
 			// Output template part (modules that overwrite templates must declare this into descriptor)
 			// Use global variables + $dateSelector + $seller and $buyer
+			// Note: This is deprecated. If you need to overwrite the tpl file, use instead the hook printObjectLine and printObjectSubLine.
 			$dirtpls = array_merge($conf->modules_parts['tpl'], array($defaulttpldir));
 			foreach ($dirtpls as $module => $reldir)
 			{
@@ -4313,12 +4309,12 @@ abstract class CommonObject
 		if ($this->statut == 0 && $action == 'editline' && $selected == $line->id)
 		{
 			$label = (!empty($line->label) ? $line->label : (($line->fk_product > 0) ? $line->product_label : ''));
-			$placeholder = ' placeholder="'.$langs->trans("Label").'"';
 
 			$line->pu_ttc = price2num($line->subprice * (1 + ($line->tva_tx / 100)), 'MU');
 
 			// Output template part (modules that overwrite templates must declare this into descriptor)
 			// Use global variables + $dateSelector + $seller and $buyer
+			// Note: This is deprecated. If you need to overwrite the tpl file, use instead the hook printObjectLine and printObjectSubLine.
 			$dirtpls = array_merge($conf->modules_parts['tpl'], array($defaulttpldir));
 			foreach ($dirtpls as $module => $reldir)
 			{
diff --git a/htdocs/core/tpl/objectline_view.tpl.php b/htdocs/core/tpl/objectline_view.tpl.php
index 59f2e1ef57c..ee1d85e3b54 100644
--- a/htdocs/core/tpl/objectline_view.tpl.php
+++ b/htdocs/core/tpl/objectline_view.tpl.php
@@ -35,7 +35,7 @@
  * $object_rights->creer initialized from = $object->getRights()
  * $disableedit, $disablemove, $disableremove
  *
- * $type, $text, $description, $line
+ * $text, $description, $line
  */
 
 // Protection to avoid direct call of template
@@ -127,6 +127,7 @@ else
 	}
 	else
 	{
+		$type = (!empty($line->product_type) ? $line->product_type : $line->fk_product_type);
 		if ($type == 1) $text = img_object($langs->trans('Service'), 'service');
 		else $text = img_object($langs->trans('Product'), 'product');