diff --git a/htdocs/admin/modules.php b/htdocs/admin/modules.php
index 787f3ded291..f26e657679a 100644
--- a/htdocs/admin/modules.php
+++ b/htdocs/admin/modules.php
@@ -190,7 +190,7 @@ if ($action=='install')
                     //var_dump($modulenamedir);
                     if (! dol_is_dir($modulenamedir))
                     {
-						setEventMessages($langs->trans("ErrorModuleFileSeemsToHaveAWrongFormat").'<br>Dir not found: '.$conf->admin->dir_temp.'/'.$tmpdir.'/'.$modulename.'<br>'.$conf->admin->dir_temp.'/'.$tmpdir.'/htdocs/'.$modulename, null, 'errors');
+                    	setEventMessages($langs->trans("ErrorModuleFileSeemsToHaveAWrongFormat").'<br>'.$langs->trans("ErrorModuleFileSeemsToHaveAWrongFormat2", $modulename, 'htdocs/'.$modulename), null, 'errors');
                         $error++;
                     }
                 }
diff --git a/htdocs/langs/en_US/errors.lang b/htdocs/langs/en_US/errors.lang
index f8c3c1a1aee..0b4b9b61746 100644
--- a/htdocs/langs/en_US/errors.lang
+++ b/htdocs/langs/en_US/errors.lang
@@ -196,6 +196,7 @@ ErrorPhpMailDelivery=Check that you don't use a too high number of recipients an
 ErrorUserNotAssignedToTask=User must be assigned to task to be able to enter time consumed.
 ErrorTaskAlreadyAssigned=Task already assigned to user
 ErrorModuleFileSeemsToHaveAWrongFormat=The module package seems to have a wrong format.
+ErrorModuleFileSeemsToHaveAWrongFormat2=At least one mandatory directory must exists into zip of module: <strong>%s</strong> or <strong>%s</strong>
 ErrorFilenameDosNotMatchDolibarrPackageRules=The name of the module package (<strong>%s</strong>) does not match expected name syntax: <strong>%s</strong>
 ErrorDuplicateTrigger=Error, duplicate trigger name %s. Already loaded from %s.
 ErrorNoWarehouseDefined=Error, no warehouses defined.
diff --git a/htdocs/mrp/class/mo.class.php b/htdocs/mrp/class/mo.class.php
index a459a582bba..d485ec0ef16 100644
--- a/htdocs/mrp/class/mo.class.php
+++ b/htdocs/mrp/class/mo.class.php
@@ -1,3 +1,4 @@
+
 <?php
 /* Copyright (C) 2017  Laurent Destailleur <eldy@users.sourceforge.net>
  * Copyright (C) ---Put here your own copyright and developer email---