Error when attempt to zoom to a chromosome after mapping a PCA trait

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When I produced a PCA trait in GN2, I could map fine, but when I selected a particular chromosome I got the following error:

GeneNetwork tux01:gene:2.11-rc2-production-5c6be7a36  http://gn2.genenetwork.org/run_mapping ( 5:57PM UTC Aug 22, 2019)
   Traceback (most recent call last):
     File "/usr/local/guix-profiles/gn-latest-20181119/lib/python2.7/site-packages/flask/app.py", line 1639, in full_dispatch_request
       rv = self.dispatch_request()
     File "/usr/local/guix-profiles/gn-latest-20181119/lib/python2.7/site-packages/flask/app.py", line 1625, in dispatch_request
       return self.view_functions[rule.endpoint](**req.view_args)
     File "/export/local/home/gn2/production/gene/wqflask/wqflask/views.py", line 669, in mapping_results_page
       template_vars = run_mapping.RunMapping(start_vars, temp_uuid)
     File "/export/local/home/gn2/production/gene/wqflask/wqflask/marker_regression/run_mapping.py", line 53, in __init__
       helper_functions.get_species_dataset_trait(self, start_vars)
     File "/export/local/home/gn2/production/gene/wqflask/utility/helper_functions.py", line 23, in get_species_dataset_trait
       self.dataset = data_set.create_dataset(start_vars['dataset'])
     File "/export/local/home/gn2/production/gene/wqflask/base/data_set.py", line 68, in create_dataset
       dataset_type = Dataset_Getter(dataset_name)
     File "/export/local/home/gn2/production/gene/wqflask/base/data_set.py", line 120, in __call__
       return self.datasets[name]
   KeyError: u'Temp'