is not a pre-defined named character in XML (but it is in HTML which lulls you into a false sense of security).

See the link below for some more detail and a fix.
<https://coderanch.com/t/322290/java/html-nbsp-braking-space-character>


> On 13 Jun 2023, at 11:01, Hans van der Meer via ntg-context <ntg-context@ntg.nl> wrote:
> 
> What happened to the non breaking space in XML? It has disappeared in a way. See the minimal example attached.
> 
> dr. Hans van der Meer
>