diff --git a/htdocs/comm/propal/card.php b/htdocs/comm/propal/card.php
index 42d0705d87c..9dee077fddb 100644
--- a/htdocs/comm/propal/card.php
+++ b/htdocs/comm/propal/card.php
@@ -930,7 +930,10 @@ if (empty($reshook)) {
 
 	// Go back to draft
 	if ($action == 'modif' && $usercancreate) {
-		$object->setDraft($user);
+		$result = $object->setDraft($user);
+		if ($result < 0) {
+			setEventMessages($object->error, $object->errors, 'errors');
+		}
 
 		if (!getDolGlobalString('MAIN_DISABLE_PDF_AUTOUPDATE')) {
 			// Define output language
diff --git a/htdocs/core/modules/DolibarrModules.class.php b/htdocs/core/modules/DolibarrModules.class.php
index 5a3e77f10d7..825c3bbc319 100644
--- a/htdocs/core/modules/DolibarrModules.class.php
+++ b/htdocs/core/modules/DolibarrModules.class.php
@@ -844,7 +844,7 @@ class DolibarrModules // Can not be abstract, because we need to instantiate it
 			}
 		}
 
-		return $content;
+		return '<div class="moduledesclong">'.$content.'</div>';
 	}
 
 	/**