Bug: posAtCoords compute error

[ClytzeL]

Describe the bug
<what's going wrong!?> when dynamically created editor,after created,click the editor,I saw these errors.Debug found that posAtCoords function return {inside: -1,pos: -1}
version: 0.15.10

To Reproduce
<clear steps to reproduce are super helpful! Best is to provide an online sandbox, click to create one>

Misc

• Node version:
• Package manager:
• Browser:
• I'm a sponsor and would appreciate if you could look into this sooner than later 💖

[matthewlipski]

Hi, thanks for reporting this! Could you provide the code you used to get this error or a sandbox to reproduce it?