[wp-trac] [WordPress Trac] #45253: "Unhandled promise rejection" in 5.0-RC2

[WordPress Trac]

#45253: "Unhandled promise rejection" in 5.0-RC2
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 Reporter:  jsmoriss      |       Owner:  (none)
     Type:  defect (bug)  |      Status:  closed
 Priority:  normal        |   Milestone:  Awaiting Review
Component:  Editor        |     Version:  5.0
 Severity:  major         |  Resolution:  fixed
 Keywords:                |     Focuses:  javascript
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Comment (by jsmoriss):

 This doesn't seem to be related with my issue - post saving works fine
 with WP 4.9.8 and Gutenberg 4.6.1, but creates a console error in WP
 5.0-RC3 and saving never ends (just keeps driving up CPU usage on the
 browser side).

 js.

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Ticket URL: <https://core.trac.wordpress.org/ticket/45253#comment:9>
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