Navigate to Site administration > Development > Debugging
Enable Performance info( perfdebug )
Confirm that the footer of the page now contains a set of boxes showing Cache information
Navigate to the Site homepage
Open the axe - Web accessibility testing tool
Run the analyzer
Confirm that there was no error for the following :
<ul> and <ol> must only directly contain <li>, <script> or <template> elements
Description
This is only a minor bug but it does make finding other accessibility issues a bit of a pain because the checkers report these issues.
The list of Cache data for MUC caches is in a UL with the immediate child being another UL.
This is invalid markup.