Section Sub Windows UI Open failed

Omniverse Isaac Sim
, ,
1

I’m trying calib camera.
Show this error.

Errors:

'SectionToolExtension' object has no attribute '_window'

2025-02-27 07:44:17 [13,266,152ms] [Error] [omni.kit.actions.core.python] Error executing PythonAction 'EMBridge_tools_section': AttributeError: 'SectionToolExtension' object has no attribute '_window'

At:
  /home/zhipeng/isaac-sim-4.5.0/extscache/omni.kit.window.section-107.0.2/omni/kit/window/section/extension.py(103): show_window
  /home/zhipeng/isaac-sim-4.5.0/extscache/omni.kit.renderer.imgui-1.0.2+d02c707b.lx64.r.cp310/omni/kit/ui/editor_menu.py(71): <lambda>
  /home/zhipeng/isaac-sim-4.5.0/extscache/omni.kit.actions.core-1.0.0+d02c707b.lx64.r.cp310/omni/kit/actions/core/actions.py(40): execute_action
  /home/zhipeng/isaac-sim-4.5.0/extscache/omni.kit.menu.utils-1.7.7+d02c707b/omni/kit/menu/utils/app_menu.py(954): execute_action
  /home/zhipeng/isaac-sim-4.5.0/kit/python/lib/python3.10/asyncio/events.py(80): _run
  /home/zhipeng/isaac-sim-4.5.0/kit/python/lib/python3.10/asyncio/base_events.py(1909): _run_once
  /home/zhipeng/isaac-sim-4.5.0/kit/extscore/omni.kit.async_engine/omni/kit/async_engine/async_engine.py(197): run_once
  /home/zhipeng/isaac-sim-4.5.0/kit/extscore/omni.kit.async_engine/omni/kit/async_engine/async_engine.py(263): <lambda>

image
image1298×290 117 KB

Isaac Sim Version

[-] 4.5.0
4.2.0
4.1.0
4.0.0
4.5.0
2023.1.1
2023.1.0-hotfix.1
Other (please specify):

Operating System

[-] Ubuntu 22.04
Ubuntu 20.04
Windows 11
Windows 10
Other (please specify):

Temporary Solution

class SectionToolExtension(omni.ext.IExt):
    # this extension is located on filesystem.
    SETTING_MENU_PATH = "/exts/omni.kit.window.section/menuPath"
    VIEW_TOOLBAR_ID = "section"
    _window = None

    def on_startup(self, ext_id):
        ...
2

Could you provide detailed steps to replicate this problem?