Video Block - Content Library Video Editor producing crash logs

[farhan]

How to produce:

1. Add Video component in the ContentLibrary.
2. Upload a transcript and Save
3. Open the editor again

Crash logs:

Traceback (most recent call last):
  File "/openedx/venv/lib/python3.12/site-packages/django/core/handlers/exception.py", line 55, in inner
    response = get_response(request)
               ^^^^^^^^^^^^^^^^^^^^^
  File "/openedx/venv/lib/python3.12/site-packages/django/core/handlers/base.py", line 197, in _get_response
    response = wrapped_callback(request, *callback_args, **callback_kwargs)
               ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
  File "/opt/pyenv/versions/3.12.12/lib/python3.12/contextlib.py", line 81, in inner
    return func(*args, **kwds)
           ^^^^^^^^^^^^^^^^^^^
  File "/openedx/venv/lib/python3.12/site-packages/django/views/decorators/csrf.py", line 65, in _view_wrapper
    return view_func(request, *args, **kwargs)
           ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
  File "/openedx/venv/lib/python3.12/site-packages/django/views/generic/base.py", line 105, in view
    return self.dispatch(request, *args, **kwargs)
           ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
  File "/openedx/venv/lib/python3.12/site-packages/rest_framework/views.py", line 515, in dispatch
    response = self.handle_exception(exc)
               ^^^^^^^^^^^^^^^^^^^^^^^^^^
  File "/openedx/venv/lib/python3.12/site-packages/rest_framework/views.py", line 475, in handle_exception
    self.raise_uncaught_exception(exc)
  File "/openedx/venv/lib/python3.12/site-packages/rest_framework/views.py", line 486, in raise_uncaught_exception
    raise exc
  File "/openedx/venv/lib/python3.12/site-packages/rest_framework/views.py", line 512, in dispatch
    response = handler(request, *args, **kwargs)
               ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
  File "/openedx/venv/lib/python3.12/site-packages/rest_framework/decorators.py", line 50, in handler
    return func(*args, **kwargs)
           ^^^^^^^^^^^^^^^^^^^^^
  File "/openedx/edx-platform/openedx/core/djangoapps/xblock/rest_api/views.py", line 81, in render_block_view
    fragment = _render_block_view(block, view_name, request.user)
               ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
  File "/openedx/edx-platform/openedx/core/djangoapps/xblock/api.py", line 258, in render_block_view
    fragment = block.render(view_name)
               ^^^^^^^^^^^^^^^^^^^^^^^
  File "/mnt/xblock/xblock/core.py", line 844, in render
    return self.runtime.render(self, view, context)
           ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
  File "/openedx/edx-platform/openedx/core/djangoapps/xblock/runtime/runtime.py", line 423, in render
    fragment = super().render(block, view_name, context)
               ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
  File "/openedx/edx-platform/openedx/core/djangoapps/xblock/runtime/shims.py", line 42, in render
    return super().render(block, view_name, context)
           ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
  File "/mnt/xblock/xblock/runtime.py", line 823, in render
    frag = view_fn(context)
           ^^^^^^^^^^^^^^^^
  File "/mnt/xblocks-contrib/xblocks_contrib/video/video.py", line 255, in studio_view
    return Fragment(f'<div data-metadata="{json.dumps(self.editable_metadata_fields, cls=EdxJSONEncoder)}"></div>')
                                                      ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
  File "/mnt/xblocks-contrib/xblocks_contrib/video/video.py", line 1219, in editable_metadata_fields
    editable_fields = super().editable_metadata_fields  # pylint: disable=no-member
                      ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
AttributeError: 'super' object has no attribute 'editable_metadata_fields'
Internal Server Error: /api/xblock/v2/xblocks/lb:axim:1:video:c7b66548-7256-49cb-bfb7-a82e37610beb/view/studio_view/
Traceback (most recent call last):
  File "/openedx/venv/lib/python3.12/site-packages/django/core/handlers/exception.py", line 55, in inner
    response = get_response(request)
               ^^^^^^^^^^^^^^^^^^^^^
  File "/openedx/venv/lib/python3.12/site-packages/django/core/handlers/base.py", line 197, in _get_response
    response = wrapped_callback(request, *callback_args, **callback_kwargs)
               ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
  File "/opt/pyenv/versions/3.12.12/lib/python3.12/contextlib.py", line 81, in inner
    return func(*args, **kwds)
           ^^^^^^^^^^^^^^^^^^^
  File "/openedx/venv/lib/python3.12/site-packages/django/views/decorators/csrf.py", line 65, in _view_wrapper
    return view_func(request, *args, **kwargs)
           ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
  File "/openedx/venv/lib/python3.12/site-packages/django/views/generic/base.py", line 105, in view
    return self.dispatch(request, *args, **kwargs)
           ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
  File "/openedx/venv/lib/python3.12/site-packages/rest_framework/views.py", line 515, in dispatch
    response = self.handle_exception(exc)
               ^^^^^^^^^^^^^^^^^^^^^^^^^^
  File "/openedx/venv/lib/python3.12/site-packages/rest_framework/views.py", line 475, in handle_exception
    self.raise_uncaught_exception(exc)
  File "/openedx/venv/lib/python3.12/site-packages/rest_framework/views.py", line 486, in raise_uncaught_exception
    raise exc
  File "/openedx/venv/lib/python3.12/site-packages/rest_framework/views.py", line 512, in dispatch
    response = handler(request, *args, **kwargs)
               ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
  File "/openedx/venv/lib/python3.12/site-packages/rest_framework/decorators.py", line 50, in handler
    return func(*args, **kwargs)
           ^^^^^^^^^^^^^^^^^^^^^
  File "/openedx/edx-platform/openedx/core/djangoapps/xblock/rest_api/views.py", line 81, in render_block_view
    fragment = _render_block_view(block, view_name, request.user)
               ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
  File "/openedx/edx-platform/openedx/core/djangoapps/xblock/api.py", line 258, in render_block_view
    fragment = block.render(view_name)
               ^^^^^^^^^^^^^^^^^^^^^^^
  File "/mnt/xblock/xblock/core.py", line 844, in render
    return self.runtime.render(self, view, context)
           ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
  File "/openedx/edx-platform/openedx/core/djangoapps/xblock/runtime/runtime.py", line 423, in render
    fragment = super().render(block, view_name, context)
               ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
  File "/openedx/edx-platform/openedx/core/djangoapps/xblock/runtime/shims.py", line 42, in render
    return super().render(block, view_name, context)
           ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
  File "/mnt/xblock/xblock/runtime.py", line 823, in render
    frag = view_fn(context)
           ^^^^^^^^^^^^^^^^
  File "/mnt/xblocks-contrib/xblocks_contrib/video/video.py", line 255, in studio_view
    return Fragment(f'<div data-metadata="{json.dumps(self.editable_metadata_fields, cls=EdxJSONEncoder)}"></div>')
                                                      ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
  File "/mnt/xblocks-contrib/xblocks_contrib/video/video.py", line 1219, in editable_metadata_fields
    editable_fields = super().editable_metadata_fields  # pylint: disable=no-member
                      ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
AttributeError: 'super' object has no attribute 'editable_metadata_fields'
2026-04-29 16:17:43,968 ERROR 143 [django.request] [user None] [ip None] log.py:253 - Internal Server Error: /api/xblock/v2/xblocks/lb:axim:1:video:c7b66548-7256-49cb-bfb7-a82e37610beb/view/studio_view/
Traceback (most recent call last):
  File "/openedx/venv/lib/python3.12/site-packages/django/core/handlers/exception.py", line 55, in inner
    response = get_response(request)
               ^^^^^^^^^^^^^^^^^^^^^
  File "/openedx/venv/lib/python3.12/site-packages/django/core/handlers/base.py", line 197, in _get_response
    response = wrapped_callback(request, *callback_args, **callback_kwargs)
               ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
  File "/opt/pyenv/versions/3.12.12/lib/python3.12/contextlib.py", line 81, in inner
    return func(*args, **kwds)
           ^^^^^^^^^^^^^^^^^^^
  File "/openedx/venv/lib/python3.12/site-packages/django/views/decorators/csrf.py", line 65, in _view_wrapper
    return view_func(request, *args, **kwargs)
           ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
  File "/openedx/venv/lib/python3.12/site-packages/django/views/generic/base.py", line 105, in view
    return self.dispatch(request, *args, **kwargs)
           ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
  File "/openedx/venv/lib/python3.12/site-packages/rest_framework/views.py", line 515, in dispatch
    response = self.handle_exception(exc)
               ^^^^^^^^^^^^^^^^^^^^^^^^^^
  File "/openedx/venv/lib/python3.12/site-packages/rest_framework/views.py", line 475, in handle_exception
    self.raise_uncaught_exception(exc)
  File "/openedx/venv/lib/python3.12/site-packages/rest_framework/views.py", line 486, in raise_uncaught_exception
    raise exc
  File "/openedx/venv/lib/python3.12/site-packages/rest_framework/views.py", line 512, in dispatch
    response = handler(request, *args, **kwargs)
               ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
  File "/openedx/venv/lib/python3.12/site-packages/rest_framework/decorators.py", line 50, in handler
    return func(*args, **kwargs)
           ^^^^^^^^^^^^^^^^^^^^^
  File "/openedx/edx-platform/openedx/core/djangoapps/xblock/rest_api/views.py", line 81, in render_block_view
    fragment = _render_block_view(block, view_name, request.user)
               ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
  File "/openedx/edx-platform/openedx/core/djangoapps/xblock/api.py", line 258, in render_block_view
    fragment = block.render(view_name)
               ^^^^^^^^^^^^^^^^^^^^^^^
  File "/mnt/xblock/xblock/core.py", line 844, in render
    return self.runtime.render(self, view, context)
           ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
  File "/openedx/edx-platform/openedx/core/djangoapps/xblock/runtime/runtime.py", line 423, in render
    fragment = super().render(block, view_name, context)
               ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
  File "/openedx/edx-platform/openedx/core/djangoapps/xblock/runtime/shims.py", line 42, in render
    return super().render(block, view_name, context)
           ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
  File "/mnt/xblock/xblock/runtime.py", line 823, in render
    frag = view_fn(context)
           ^^^^^^^^^^^^^^^^
  File "/mnt/xblocks-contrib/xblocks_contrib/video/video.py", line 255, in studio_view
    return Fragment(f'<div data-metadata="{json.dumps(self.editable_metadata_fields, cls=EdxJSONEncoder)}"></div>')
                                                      ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
  File "/mnt/xblocks-contrib/xblocks_contrib/video/video.py", line 1219, in editable_metadata_fields
    editable_fields = super().editable_metadata_fields  # pylint: disable=no-member
                      ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
AttributeError: 'super' object has no attribute 'editable_metadata_fields'
[29/Apr/2026 16:17:44] "GET /videos/lib:axim:1 HTTP/1.1" 404 49764

[kdmccormick]

Closing as this is fixed on main now

We'll follow up on #197