I would like to use the same Ruleset in my IDE (Eclipse) that my Sonar profile.
I got the PMD XML ruleset from the Sonar Permalinks and would like to import it into my P
The problem could be that Sonar is exporting your ruleset for v4.x format and your Eclipse plugin expects them in v5.x format.
Try changing your rules from:
3
to
Please note the ref attribute. A simple find and replace all will work out fine for you.