TargetInvocationException: Failed to invoke filter GetDescription

Inner Exceptions:
RedisTimeoutException: Timeout performing SSCAN idx:Documents:state:PUBLISHED, inst: 10, queue: 1, qu: 0, qs: 1, qc: 0, wr: 0, wq: 0, in: 30104, ar: 0, clientName: RD0003FF332965, serverEndpoint: Unspecified/theexplorers.redis.cache.windows.net:6379, keyHashSlot: 9835 (Please take a look at this article for some common client-side issues that can cause timeouts: http://stackexchange.github.io/StackExchange.Redis/Timeouts)