diff --git a/htdocs/core/lib/functions.lib.php b/htdocs/core/lib/functions.lib.php
index 5826e248b13..3483635c944 100644
--- a/htdocs/core/lib/functions.lib.php
+++ b/htdocs/core/lib/functions.lib.php
@@ -4003,7 +4003,7 @@ function complete_head_from_modules($conf,$langs,$object,&$head,&$h,$type,$mode=
 					if (verifCond($values[4]))
 					{
 						if ($values[3]) $langs->load($values[3]);
-						$head[$h][0] = dol_buildpath(preg_replace('/__ID__/i',$object->id,$values[5]),1);
+						$head[$h][0] = dol_buildpath(preg_replace('/__ID__/i', (! empty($object->id)?$object->id:''), $values[5]), 1);
 						$head[$h][1] = $langs->trans($values[2]);
 						$head[$h][2] = str_replace('+','',$values[1]);
 						$h++;
@@ -4013,7 +4013,7 @@ function complete_head_from_modules($conf,$langs,$object,&$head,&$h,$type,$mode=
 				{
 					if ($values[0] != $type) continue;
 					if ($values[3]) $langs->load($values[3]);
-					$head[$h][0] = dol_buildpath(preg_replace('/__ID__/i',$object->id,$values[4]),1);
+					$head[$h][0] = dol_buildpath(preg_replace('/__ID__/i', (! empty($object->id)?$object->id:''), $values[4]), 1);
 					$head[$h][1] = $langs->trans($values[2]);
 					$head[$h][2] = str_replace('+','',$values[1]);
 					$h++;
@@ -4022,7 +4022,7 @@ function complete_head_from_modules($conf,$langs,$object,&$head,&$h,$type,$mode=
 				{
 					if ($values[0] != $type) continue;
 					if ($values[2]) $langs->load($values[2]);
-					$head[$h][0] = dol_buildpath(preg_replace('/__ID__/i',$object->id,$values[3]),1);
+					$head[$h][0] = dol_buildpath(preg_replace('/__ID__/i', (! empty($object->id)?$object->id:''), $values[3]), 1);
 					$head[$h][1] = $langs->trans($values[1]);
 					$head[$h][2] = 'tab'.$values[1];
 					$h++;