J4.x:Fix "Cannot reorder menu entries"
From Joomla! Documentation
Errors reported
When reordering submenu items, the new ordering is not saved. See the following issue for a detailed description.
Versions affected
General Information
This affects only the following Joomla! version(s): 4.1.3
What is the cause
Conflicting parameters are send to the server which prevent Joomla! from saving the new ordering.
How to fix
See this Pull Request for the fix, especially this comment for the files.