Is there an existing issue for this?

• I have searched the existing issues
  To pick up a draggable item, press the space bar. While dragging, use the arrow keys to move the item. Press space again to drop the item in its new position, or press escape to cancel.

Can the issue be reproduced with the default theme (daylight/midnight)?

• I was able to reproduce the issue with the default theme
  To pick up a draggable item, press the space bar. While dragging, use the arrow keys to move the item. Press space again to drop the item in its new position, or press escape to cancel.

Could the issue be due to extensions?

• I've ruled out the possibility that the extension is causing the problem.
  To pick up a draggable item, press the space bar. While dragging, use the arrow keys to move the item. Press space again to drop the item in its new position, or press escape to cancel.

Describe the problem

英语-GO5QfE6.sy.zip

动态加载块数设置为 256

文档实际上就只有这点内容：

有个文档只要一打开就会提示我：不要惊慌... 上下滚动即可加载更多内容 - 链滴

Expected result

打开该文档不应该提示：不要惊慌... 上下滚动即可加载更多内容

Screenshot or screen recording presentation

No response

Version environment

- Version: v3.0.5-dev4
- Operating System: Windows 10

Log file

无

More information

No response