TargetInvocationException: Failed to invoke filter Documents_Related
   at ServiceStack.Templates.PageResult.InvokeFilter(MethodInvoker invoker, TemplateFilter filter, Object[] args, String binding)
   at ServiceStack.Templates.PageResult.EvaluateAsync(PageVariableFragment var, TemplateScopeContext scope, CancellationToken token)
   at ServiceStack.Templates.PageResult.WriteVarAsync(TemplateScopeContext scope, PageVariableFragment var, CancellationToken token)
   at ServiceStack.Templates.PageResult.WriteFragmentsAsync(TemplateScopeContext scope, IEnumerable`1 fragments, String callTrace, CancellationToken token)
   at ServiceStack.Templates.PageResult.WritePageAsyncInternal(TemplatePage page, TemplateScopeContext scope, CancellationToken token)
   at ServiceStack.Templates.PageResult.WritePageAsync(TemplatePage page, TemplateScopeContext scope, CancellationToken token)
   at ServiceStack.Templates.PageResult.WriteToAsyncInternal(Stream outputStream, CancellationToken token)
   at ServiceStack.Templates.PageResult.WriteToAsync(Stream responseStream, CancellationToken token)
   at ServiceStack.TemplatePageHandler.ProcessRequestAsync(IRequest httpReq, IResponse httpRes, String operationName)

Inner Exceptions:
TimeoutException: The operation has timed out.
   at StackExchange.Redis.ConnectionMultiplexer.Wait[T](Task`1 task) in c:\code\StackExchange.Redis\StackExchange.Redis\StackExchange\Redis\ConnectionMultiplexer.cs:line 563
   at StackExchange.Redis.RedisBase.CursorEnumerable`1.CursorEnumerator.MoveNext() in c:\code\StackExchange.Redis\StackExchange.Redis\StackExchange\Redis\RedisBase.cs:line 281
   at System.Linq.Enumerable.SelectEnumerableIterator`2.ToList()
   at System.Linq.Enumerable.ToList[TSource](IEnumerable`1 source)
   at TheExplorers.Lib.TheExplorersIndexRedis.GetOrCreate(String key, Func`1 createFn) in C:\Users\Gilles Dassac\Source\Repos\TheExplorers\Lib\TheExplorersCache.cs:line 260
   at TheExplorers.Lib.DocumentDBObj`2.GetIdsFromIndex(Connector cnx, String indexName, String indexValue) in C:\Users\Gilles Dassac\Source\Repos\TheExplorers\Lib\DocumentDBObj.cs:line 163
   at TheExplorers.Lib.Model.Search.DoSearch(Connector cnx, SearchReq request, User u) in C:\Users\Gilles Dassac\Source\Repos\TheExplorers\Lib\Model\Search.cs:line 60
   at TheExplorersWeb.TheExplorersFilter.Documents_Related(TemplateScopeContext scope, String id) in C:\Users\Gilles Dassac\Source\Repos\TheExplorers\TheExplorersWeb\Filters\TheExplorersDocumentFilter.cs:line 141
   at lambda_method(Closure , Object , Object[] )
   at ServiceStack.Templates.PageResult.InvokeFilter(MethodInvoker invoker, TemplateFilter filter, Object[] args, String binding)