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fix fatal error when active node is reset

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Laura Klünder 2017-11-25 20:34:30 +01:00
parent 885dc49ae0
commit b6f93e7bb0
1 changed files with 1 additions and 1 deletions
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2
src/c3nav/editor/views/edit.py
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@ -486,8 +486,8 @@ def graph_edit(request, level=None, space=None):
messages.error(request, _('You can not edit changes on this changeset.'))
if set_active_node:
connections = {}
if active_node:
connections = {}
for self_node, other_node in (('from_node', 'to_node'), ('to_node', 'from_node')):
conn_qs = GraphEdge.objects.filter(Q(**{self_node+'__pk': active_node.pk}))
conn_qs = conn_qs.select_related(other_node+'__space', other_node+'__space__level', 'waytype')