Merge pull request #3896 from hSaria/3895-elevations-keyerror

Fixes #3895: Elevations filter regression

netbox/dcim/forms.py

@@ -739,7 +739,7 @@ class RackElevationFilterForm(RackFilterForm):
 
         # Filter the rack field based on the site and group
         self.fields['site'].widget.add_filter_for('id', 'site')
-        self.fields['rack_group_id'].widget.add_filter_for('id', 'group_id')
+        self.fields['group_id'].widget.add_filter_for('id', 'group_id')
 
 
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