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Description of problem: mayavi2 raises various errors on startup: 👍 mayavi2 Exception occurred in traits notification handler for object: <mayavi.plugins.envisage_engine.EnvisageEngine object at 0x7f315dce8e90>, trait: children_ui_list, old value: scenes_items, new value: [<mayavi.core.scene.Scene object at 0x7f315cdec830>] Traceback (most recent call last): File "/usr/lib64/python3.7/site-packages/traits/trait_notifiers.py", line 591, in _dispatch_change_event self.dispatch(handler, *args) File "/usr/lib64/python3.7/site-packages/traits/trait_notifiers.py", line 695, in dispatch handler(*args) File "/usr/lib/python3.7/site-packages/traitsui/qt4/tree_editor.py", line 1530, in _children_replaced self._append_node(nid, child_node, child) File "/usr/lib/python3.7/site-packages/traitsui/qt4/tree_editor.py", line 415, in _append_node return self._insert_node(nid, None, node, object) File "/usr/lib/python3.7/site-packages/traitsui/qt4/tree_editor.py", line 432, in _insert_node self._add_listeners(node, object) File "/usr/lib/python3.7/site-packages/traitsui/qt4/tree_editor.py", line 634, in _add_listeners node.when_label_changed(object, self._label_updated, False) File "/usr/lib/python3.7/site-packages/traitsui/tree_node.py", line 1516, in when_label_changed return object.tno_when_label_changed(self, listener, remove) File "/usr/lib/python3.7/site-packages/traitsui/tree_node.py", line 1898, in tno_when_label_changed self._listener_cache[memo] = wrapped_listener AttributeError: 'Scene' object has no attribute '_listener_cache' ERROR|2020-06-22 10:02:50,514|Exception occurred in traits notification handler for object: <mayavi.plugins.envisage_engine.EnvisageEngine object at 0x7f315dce8e90>, trait: children_ui_list, old value: scenes_items, new value: [<mayavi.core.scene.Scene object at 0x7f315cdec830>] Traceback (most recent call last): File "/usr/lib64/python3.7/site-packages/traits/trait_notifiers.py", line 591, in _dispatch_change_event self.dispatch(handler, *args) File "/usr/lib64/python3.7/site-packages/traits/trait_notifiers.py", line 695, in dispatch handler(*args) File "/usr/lib/python3.7/site-packages/traitsui/qt4/tree_editor.py", line 1530, in _children_replaced self._append_node(nid, child_node, child) File "/usr/lib/python3.7/site-packages/traitsui/qt4/tree_editor.py", line 415, in _append_node return self._insert_node(nid, None, node, object) File "/usr/lib/python3.7/site-packages/traitsui/qt4/tree_editor.py", line 432, in _insert_node self._add_listeners(node, object) File "/usr/lib/python3.7/site-packages/traitsui/qt4/tree_editor.py", line 634, in _add_listeners node.when_label_changed(object, self._label_updated, False) File "/usr/lib/python3.7/site-packages/traitsui/tree_node.py", line 1516, in when_label_changed return object.tno_when_label_changed(self, listener, remove) File "/usr/lib/python3.7/site-packages/traitsui/tree_node.py", line 1898, in tno_when_label_changed self._listener_cache[memo] = wrapped_listener AttributeError: 'Scene' object has no attribute '_listener_cache' It also refuses to close. It shows a dialog, confirming to quit. If I click yes, it prints the following error (but keeps running): 👍 mayavi2 Exception occurred in traits notification handler for object: <mayavi.plugins.envisage_engine.EnvisageEngine object at 0x7f315dce8e90>, trait: children_ui_list, old value: scenes_items, new value: [<mayavi.core.scene.Scene object at 0x7f315cdec830>] Traceback (most recent call last): File "/usr/lib64/python3.7/site-packages/traits/trait_notifiers.py", line 591, in _dispatch_change_event self.dispatch(handler, *args) File "/usr/lib64/python3.7/site-packages/traits/trait_notifiers.py", line 695, in dispatch handler(*args) File "/usr/lib/python3.7/site-packages/traitsui/qt4/tree_editor.py", line 1530, in _children_replaced self._append_node(nid, child_node, child) File "/usr/lib/python3.7/site-packages/traitsui/qt4/tree_editor.py", line 415, in _append_node return self._insert_node(nid, None, node, object) File "/usr/lib/python3.7/site-packages/traitsui/qt4/tree_editor.py", line 432, in _insert_node self._add_listeners(node, object) File "/usr/lib/python3.7/site-packages/traitsui/qt4/tree_editor.py", line 634, in _add_listeners node.when_label_changed(object, self._label_updated, False) File "/usr/lib/python3.7/site-packages/traitsui/tree_node.py", line 1516, in when_label_changed return object.tno_when_label_changed(self, listener, remove) File "/usr/lib/python3.7/site-packages/traitsui/tree_node.py", line 1898, in tno_when_label_changed self._listener_cache[memo] = wrapped_listener AttributeError: 'Scene' object has no attribute '_listener_cache' ERROR|2020-06-22 10:02:50,514|Exception occurred in traits notification handler for object: <mayavi.plugins.envisage_engine.EnvisageEngine object at 0x7f315dce8e90>, trait: children_ui_list, old value: scenes_items, new value: [<mayavi.core.scene.Scene object at 0x7f315cdec830>] Traceback (most recent call last): File "/usr/lib64/python3.7/site-packages/traits/trait_notifiers.py", line 591, in _dispatch_change_event self.dispatch(handler, *args) File "/usr/lib64/python3.7/site-packages/traits/trait_notifiers.py", line 695, in dispatch handler(*args) File "/usr/lib/python3.7/site-packages/traitsui/qt4/tree_editor.py", line 1530, in _children_replaced self._append_node(nid, child_node, child) File "/usr/lib/python3.7/site-packages/traitsui/qt4/tree_editor.py", line 415, in _append_node return self._insert_node(nid, None, node, object) File "/usr/lib/python3.7/site-packages/traitsui/qt4/tree_editor.py", line 432, in _insert_node self._add_listeners(node, object) File "/usr/lib/python3.7/site-packages/traitsui/qt4/tree_editor.py", line 634, in _add_listeners node.when_label_changed(object, self._label_updated, False) File "/usr/lib/python3.7/site-packages/traitsui/tree_node.py", line 1516, in when_label_changed return object.tno_when_label_changed(self, listener, remove) File "/usr/lib/python3.7/site-packages/traitsui/tree_node.py", line 1898, in tno_when_label_changed self._listener_cache[memo] = wrapped_listener AttributeError: 'Scene' object has no attribute '_listener_cache' Ctrl-C is also ignored. Only xkill / SIGTERM / SIGKILL does the job of stopping mayavi Version-Release number of selected component (if applicable): Mayavi-4.7.1-2.fc31.x86_64 How reproducible: Always Steps to Reproduce: 1. mayavi2 2. Alt-F4 (or whatever your windowmanager uses) 3. Click yes Actual results: Errors on startup + no exit Expected results: no errors on startup + exits cleanly
FEDORA-2020-7f588ead48 has been submitted as an update to Fedora 31. https://bodhi.fedoraproject.org/updates/FEDORA-2020-7f588ead48
FEDORA-2020-7f588ead48 has been pushed to the Fedora 31 testing repository. In short time you'll be able to install the update with the following command: `sudo dnf upgrade --enablerepo=updates-testing --advisory=FEDORA-2020-7f588ead48` You can provide feedback for this update here: https://bodhi.fedoraproject.org/updates/FEDORA-2020-7f588ead48 See also https://fedoraproject.org/wiki/QA:Updates_Testing for more information on how to test updates.
FEDORA-2020-7f588ead48 has been pushed to the Fedora 31 stable repository. If problem still persists, please make note of it in this bug report.