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December 18, 2024 16:17
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WAGTAIL DJANGO AttributeError: 'NoneType' object has no attribute '_inc_path'
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| WAGTAIL DJANGO AttributeError: 'NoneType' object has no attribute '_inc_path' | |
| Traceback (most recent call last): | |
| File "/opt/patient_portal/lib/python3.8/site-packages/django/core/handlers/exception.py", line 55, in inner | |
| response = get_response(request) | |
| File "/opt/patient_portal/lib/python3.8/site-packages/django/core/handlers/base.py", line 197, in _get_response | |
| response = wrapped_callback(request, *callback_args, **callback_kwargs) | |
| File "/var/www/html/patient-portal-django/./location/views.py", line 55, in create_location_page_drafts | |
| location_index_page.add_child(instance=location_page) | |
| File "/opt/patient_portal/lib/python3.8/site-packages/treebeard/mp_tree.py", line 1091, in add_child | |
| return MP_AddChildHandler(self, **kwargs).process() | |
| File "/opt/patient_portal/lib/python3.8/site-packages/treebeard/mp_tree.py", line 383, in process | |
| newobj.path = self.node.get_last_child()._inc_path() | |
| AttributeError: 'NoneType' object has no attribute '_inc_path' | |
| As documented here: | |
| https://github.com/wagtail/wagtail/issues/1617 | |
| https://stackoverflow.com/a/75327195 | |
| THE FIX IS TO RUN THE MANAGEMENT COMMAND: python3 manage.py fixtree --full |
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this error occurs due to incomplete draft saves in wagtail, either by a bug or user interruption.