粘贴少量文字后页面闪退

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

如题，除此之外
更新到3.0.6后，在文档最后一行回车，右上角会闪出疑似block not found的横条（闪得太快）看不到内容

Expected result

不闪退

Screenshot or screen recording presentation

Version environment

- Version: 3.0.6
- Operating System: 
- Browser (if used):

Log file

system-log (1).zip

More information

No response