XPath Template rules doesn't work

I want to analyze XML files in sonarqube and want to write custom rules with XPath.

If i use the default XML rules, it works and i get a response in form of an error. But if i write my own rules i get no respone.

I created a new Qualityprofile and activated my rules.

One of my rules looks like this:

With this rule i wanna check if the ProductVersion is correct. In the sslr-xml-toolkit-1.2 it works.
Is there something in the settings what i’ve missed? Or is my rule wrong?

My syntax tree looks like this:

My rule in sonarqube:

Archiving as duplicate of