From c08ca8da479a5af3e23e7115a11ad8cbcd4acb05 Mon Sep 17 00:00:00 2001
From: jheim2 <johannes.heim@rz.uni-freiburg.de>
Date: Fri, 27 Feb 2026 13:48:15 +0100
Subject: [PATCH 1/2] Ensure $login is never null when calling
 ilObjUser::_lookupId() (use ?? '')

Prevent cronjob failure when $login is null
---
 .../Course/class.ilECSCmsCourseMemberCommandQueueHandler.php  | 4 ++--
 1 file changed, 2 insertions(+), 2 deletions(-)

diff --git a/components/ILIAS/WebServices/ECS/classes/Course/class.ilECSCmsCourseMemberCommandQueueHandler.php b/components/ILIAS/WebServices/ECS/classes/Course/class.ilECSCmsCourseMemberCommandQueueHandler.php
index 2cc0fb39dce2..1fcd7c156eb5 100755
--- a/components/ILIAS/WebServices/ECS/classes/Course/class.ilECSCmsCourseMemberCommandQueueHandler.php
+++ b/components/ILIAS/WebServices/ECS/classes/Course/class.ilECSCmsCourseMemberCommandQueueHandler.php
@@ -345,7 +345,7 @@ protected function refreshAssignmentStatus(object $course_member, int $obj_id, ?
                     }
                 }
             } else {
-                if ($il_usr_id = ilObjUser::_lookupId($login)) {
+                if ($il_usr_id = ilObjUser::_lookupId($login ?? "")) {
                     // user exists => assign to course/group
                     if ($role) {
                         // Assign user
@@ -364,7 +364,7 @@ protected function refreshAssignmentStatus(object $course_member, int $obj_id, ?
                         );
                     }
                     // Assign to role
-                    if ($role && $il_usr_id = ilObjUser::_lookupId($login)) {
+                    if ($role && $il_usr_id = ilObjUser::_lookupId($login ? "")) {
                         $this->log->info('Assigning new role to existing user ' . $person_id . ' ' . 'to ' . ilObject::_lookupTitle($obj_id) . ' using role: ' . $role);
                         $part->add($il_usr_id, $role);
                         $part->sendNotification(ilCourseMembershipMailNotification::TYPE_ADMISSION_MEMBER, $il_usr_id);

From 3f0448a0a3e67e6d0397dfb90266735a2c399a18 Mon Sep 17 00:00:00 2001
From: jheim2 <johannes.heim@rz.uni-freiburg.de>
Date: Fri, 27 Feb 2026 20:54:41 +0100
Subject: [PATCH 2/2] Fix typo: use ?? instead of ?

---
 .../Course/class.ilECSCmsCourseMemberCommandQueueHandler.php    | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/components/ILIAS/WebServices/ECS/classes/Course/class.ilECSCmsCourseMemberCommandQueueHandler.php b/components/ILIAS/WebServices/ECS/classes/Course/class.ilECSCmsCourseMemberCommandQueueHandler.php
index 1fcd7c156eb5..72b32c69e786 100755
--- a/components/ILIAS/WebServices/ECS/classes/Course/class.ilECSCmsCourseMemberCommandQueueHandler.php
+++ b/components/ILIAS/WebServices/ECS/classes/Course/class.ilECSCmsCourseMemberCommandQueueHandler.php
@@ -364,7 +364,7 @@ protected function refreshAssignmentStatus(object $course_member, int $obj_id, ?
                         );
                     }
                     // Assign to role
-                    if ($role && $il_usr_id = ilObjUser::_lookupId($login ? "")) {
+                    if ($role && $il_usr_id = ilObjUser::_lookupId($login ?? "")) {
                         $this->log->info('Assigning new role to existing user ' . $person_id . ' ' . 'to ' . ilObject::_lookupTitle($obj_id) . ' using role: ' . $role);
                         $part->add($il_usr_id, $role);
                         $part->sendNotification(ilCourseMembershipMailNotification::TYPE_ADMISSION_MEMBER, $il_usr_id);