Related issue: http://catlight.helprace.com/i166-multiple-jenkins-servers
We use Jenkins folders to represent branch builds of our source. Inside each branch, there can be multiple produts and each product can have several jenkins jobs. In order to have a single page where we can list all the builds for a particular product, we use Jenkins Views - which are configured using a regex to dynamically pickup new jobs for new branches.
Cat light however is puking with "An item with the same key has already been added " when we use the URL of the View page - presumably because it is getting confused due to duplicate