Getting RangeError: Invalid content for node blockContainer: && Nested block deletion bug

[lewismudrich]

Describe the bug
Getting RangeError
Invalid content for node blockContainer: <paragraph.

On production it is deleting whole block.

To Reproduce
Sandbox to reproduce: https://codesandbox.io/p/sandbox/sleepy-montalcini-vnhk7c

Misc

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

[YousefED]

Thanks. Confirmed that this bug also exists on 0.12.