1. Fresh Jenkins instance
2. Install the Dashboard View plugin
3. Create Folder on the instance with a job inside the folder.
4. Configure the Dashboard View to provide a left and right view showing Jenkins jobs list and Latest build and place yourself on the Dashboard View. Then, you get the following:
Screen Shot 2016-06-08 at 10.05.48.png
As you can see two elements appear (both are the same elements) and when you try to go to 1-PetClinic-app-artifact then you are redirected to https://<JENKINS_URL>/job/1-PetClinic-app-artifact/ - which doesn't exist because you are inside a folder.