diff --git a/htdocs/admin/oauth.php b/htdocs/admin/oauth.php
index 517b4eeb8e9..6283d78d95e 100644
--- a/htdocs/admin/oauth.php
+++ b/htdocs/admin/oauth.php
@@ -270,9 +270,9 @@ if ($action == 'update')
 
     if (! $error)
     {
-        setEventMessage($langs->trans("SetupSaved"));
+        setEventMessages($langs->trans("SetupSaved"), null);
     } else {
-        setEventMessage($langs->trans("Error"),'errors');
+        setEventMessages($langs->trans("Error"), null, 'errors');
     }
 }
 
diff --git a/htdocs/core/actions_printing.inc.php b/htdocs/core/actions_printing.inc.php
index e447722fc67..eeecc25fbd2 100644
--- a/htdocs/core/actions_printing.inc.php
+++ b/htdocs/core/actions_printing.inc.php
@@ -48,18 +48,18 @@ if ($action == 'print_file' and $user->rights->printing->read)
                 $subdir=(GETPOST('printer', 'alpha')=='expedition'?'sending':'');
                 $ret = $printer->print_file(GETPOST('file', 'alpha'), GETPOST('printer', 'alpha'), $subdir);
                 if ($ret < 0) {
-                    setEventMessage($printer->error, 'errors');
+                    setEventMessages($printer->error, $printer->errors, 'errors');
                 }
                 if ($ret==0) {
-                    setEventMessage($printer->error, 'warning');
-                    setEventMessage($langs->trans("FileWasSentToPrinter", basename(GETPOST('file'))).' '.$langs->trans("ViaModule").' '.$printer->name);
+                    setEventMessages($printer->error, $printer->errors, 'warning');
+                    setEventMessages($langs->trans("FileWasSentToPrinter", basename(GETPOST('file'))).' '.$langs->trans("ViaModule").' '.$printer->name, null);
                     $printed++;
                 }
             }
         }
-        if ($printed==0) setEventMessage($langs->trans("NoActivePrintingModuleFound"));
+        if ($printed==0) setEventMessages($langs->trans("NoActivePrintingModuleFound"), null);
     } else {
-        setEventMessage($langs->trans("NoModuleFound"), 'warning');
+        setEventMessages($langs->trans("NoModuleFound"), null, 'warning');
     }
     $action = '';
 }
diff --git a/htdocs/printing/admin/printing.php b/htdocs/printing/admin/printing.php
index a779582d108..da7de1bbdfb 100644
--- a/htdocs/printing/admin/printing.php
+++ b/htdocs/printing/admin/printing.php
@@ -50,7 +50,7 @@ if (!$mode) $mode='config';
 
 if (($mode == 'test' || $mode == 'setup') && empty($driver))
 {
-    setEventMessage($langs->trans('PleaseSelectaDriverfromList'));
+    setEventMessages($langs->trans('PleaseSelectaDriverfromList'), null);
     header("Location: ".$_SERVER['PHP_SELF'].'?mode=config');
     exit;
 }
@@ -68,7 +68,7 @@ if ($action == 'setconst' && $user->admin)
     if (! $error)
     {
         $db->commit();
-        setEventMessage($langs->trans("SetupSaved"));
+        setEventMessages($langs->trans("SetupSaved"), null);
     }
     else
     {
@@ -88,7 +88,7 @@ if ($action == 'setvalue' && $user->admin)
     if (! $error)
     {
         $db->commit();
-        setEventMessage($langs->trans("SetupSaved"));
+        setEventMessages($langs->trans("SetupSaved"), null);
     }
     else
     {