The optimistic lock failed, version 3 was expected, but is actually 4

[siptopia]

I was trying to edit the chapter title of my upload of Efu No Shichinin chapter 1, but I keep getting "The optimistic lock failed, version 3 was expected, but is actually 4
Please try again in a few minutes or contact support if the issue persists."

 

[Angry_Panda]

Nudged this for a reindex, which is done - try it now.

(Thanks to @Bartolumiu for stepping in since the bot's on vacation!)