On Window close send NC_WINDOW | NA_REMOVED notification. If Outliner is in SO_DATA_API mode with this message then refresh. Pull Request: https://projects.blender.org/blender/blender/pulls/124205
On Window close send NC_WINDOW | NA_REMOVED notification. If Outliner is in SO_DATA_API mode with this message then refresh. Pull Request: https://projects.blender.org/blender/blender/pulls/124205