HTML Emails: Fix possible UndefinedError in jinja template

CMK-21497 Change-Id: Ib3e45fcaaff63f279303e972d233bc985c4a3007 (cherry picked from commit b7eaca7)
Checkmk · Jan 30, 2025 · fb30a93 · fb30a93
1 parent 9e17b46
commit fb30a93
Showing 1 changed file with 1 addition and 1 deletion.
diff --git a/notifications/templates/mail/base.html b/notifications/templates/mail/base.html
@@ -111,7 +111,7 @@
                                 {% if elements_without_graph %}
                                     {% include 'additional.html' %}
                                 {% endif %}
-                                {% if data.PARAMETER_CONTACT_GROUPS %}
+                                {% if data.PARAMETER_CONTACT_GROUPS and data.HOSTCONTACTGROUPNAMES|default(false) %}
                                     {% include 'contact_groups.html' %}
                                 {% endif %}
                                 {% if service_notification and data.PARAMETER_SVC_LABELS %}