This could be caused by a couple of things. The distribution service account isn't a member of the QlikView Administrator group, corruption of the distribution folder, the location of the folder not accessible to the Distribution service or there is an issue with the performance counters.
Have you check the logs?
Bill
Bill - Principal Technical Support Engineer at Qlik To help users find verified answers, please don't forget to use the "Accept as Solution" button on any posts that helped you resolve your problem or question.