Fixes #5417: Fix exception when viewing a device installed within a device bay

docs/release-notes/version-2.10.md

@@ -1,5 +1,13 @@
 # NetBox v2.10
 
+## v2.10-beta3 (FUTURE)
+
+### Bug Fixes
+
+* [#5417](https://github.com/netbox-community/netbox/issues/5417) - Fix exception when viewing a device installed within a device bay
+
+---
+
 ## v2.10-beta2 (2020-12-03)
 
 ### Enhancements

netbox/templates/dcim/device/base.html

@@ -14,7 +14,7 @@
             <li><a href="{% url 'dcim:device_list' %}">Devices</a></li>
             <li><a href="{% url 'dcim:device_list' %}?site={{ object.site.slug }}">{{ object.site }}</a></li>
             {% if object.parent_bay %}
-                <li><a href="{% url 'dcim:device' pk=object.parent_bay.object.pk %}">{{ object.parent_bay.device }}</a></li>
+                <li><a href="{% url 'dcim:device' pk=object.parent_bay.device.pk %}">{{ object.parent_bay.device }}</a></li>
                 <li>{{ object.parent_bay }}</li>
             {% endif %}
             <li>{{ object }}</li>