diff --git a/girder/girder_large_image/rest/large_image_resource.py b/girder/girder_large_image/rest/large_image_resource.py
index 8b8ab0c7d..cb39c054e 100644
--- a/girder/girder_large_image/rest/large_image_resource.py
+++ b/girder/girder_large_image/rest/large_image_resource.py
@@ -454,7 +454,7 @@ def _deleteCachedImages(self, spec, associatedImages=False, imageKey=None):
                'existing or unfinished large images.')
         .modelParam('id', 'The ID of the folder.', model=Folder, level=AccessType.WRITE,
                     required=True)
-        .param('createJobs', 'Whether job(s) should be created for each large image.',
+        .param('force', 'Whether creation job(s) should be forced for each large image.',
                required=False, default=False, dataType='boolean')
         .param('localJobs', 'Whether the job(s) created should be local.', required=False,
                default=False, dataType='boolean')
@@ -465,9 +465,7 @@ def _deleteCachedImages(self, spec, associatedImages=False, imageKey=None):
     )
     def createLargeImages(self, folder, params):
         user = self.getCurrentUser()
-        createJobs = params.get('createJobs')
-        if createJobs:
-            createJobs = 'always' or True
+        createJobs = 'always' if self.boolParam('force', params, default=False) else True
         return self.createImagesRecurseOption(folder=folder, createJobs=createJobs, user=user,
                                               recurse=params.get('recurse'),
                                               localJobs=params.get('localJobs'))
@@ -496,7 +494,7 @@ def createImagesRecurseOption(self, folder, createJobs, user, recurse, localJobs
                         ImageItem().getMetadata(item)
                         result['itemsSkipped'] += 1
                         continue
-                    except TileSourceError:
+                    except (TileSourceError, KeyError):
                         previousFileId = item['largeImage'].get('originalId',
                                                                 item['largeImage']['fileId'])
                         ImageItem().delete(item)
diff --git a/girder/test_girder/test_large_image.py b/girder/test_girder/test_large_image.py
index ddf13f876..c6072ace1 100644
--- a/girder/test_girder/test_large_image.py
+++ b/girder/test_girder/test_large_image.py
@@ -254,6 +254,18 @@ def testFolderCreateImages(server, admin, user, fsAssetstore):
     item = Item().load(itemId, user=admin)
     # Check that this item became a large image again
     assert 'largeImage' in item
+    # Hitting the endpoint again should skip the item
+    resp = server.request(
+        method='PUT', path=f'/large_image/folder/{folderId}/tiles', user=admin)
+    assert utilities.respStatus(resp) == 200
+    assert resp.json['itemsSkipped'] == 1
+    # If the item's source isn't working, it should be recreated.
+    item['largeImage']['sourceName'] = 'unknown'
+    Item().updateItem(item)
+    resp = server.request(
+        method='PUT', path=f'/large_image/folder/{folderId}/tiles', user=admin)
+    assert utilities.respStatus(resp) == 200
+    assert resp.json['largeImagesRemovedAndRecreated'] == 1
 
 
 @pytest.mark.singular()