Converting a Pullquote Block into a Quote Block causes Gutenberg to Crash

[cuemarie]

Description

When using the Block conversion feature, attempting to convert from a Pullquote Block to a Quote Block will cause Gutenberg to crash.

Step-by-step reproduction instructions

1. Add a Pullquote Block to a page or post
2. Click on the block icon to convert to another block
3. Mouse over the "Quote" block option in the menu

Screenshots, screen recording, code snippet

Screen.Capture.on.2022-09-20.at.17-43-10.mov

Environment info

• WordPress 6.0.2
• Gutenberg Version 14.1.1

Please confirm that you have searched existing issues in the repo.

Yes

Please confirm that you have tested with all plugins deactivated except Gutenberg.

Yes