error message when saving Page

[WetSock]

Discussed in #6069

^{Originally posted by BSGMG18 January 19, 2023}
If i save a page once, I get the following error message.
"Cannot read properties of undefined (reading 'index')"

If i save the page a second time, I get this error message.
"Save conflict! Another user has already modified this page"

OS: Windows 10 Enterprise
Wiki.js version: 2.5.295
Database engine: PostgreSQL 15.1`
Node JS 16.16.0