Server Error in '/' Application.

SocketFailure on dvetmhsessioncache-prod.redis.cache.windows.net:6380/Subscription, origin: Error, input-buffer: 0, outstanding: 0, last-read: 0s ago, last-write: 0s ago, unanswered-write: 351974s ago, keep-alive: 60s, pending: 0, state: Connecting, last-heartbeat: never, last-mbeat: -1s ago, global: 0s ago, mgr: Inactive, err: never

Description: An unhandled exception occurred during the execution of the current web request. Please review the stack trace for more information about the error and where it originated in the code.

Exception Details: StackExchange.Redis.RedisConnectionException: SocketFailure on dvetmhsessioncache-prod.redis.cache.windows.net:6380/Subscription, origin: Error, input-buffer: 0, outstanding: 0, last-read: 0s ago, last-write: 0s ago, unanswered-write: 351974s ago, keep-alive: 60s, pending: 0, state: Connecting, last-heartbeat: never, last-mbeat: -1s ago, global: 0s ago, mgr: Inactive, err: never

Source Error:

An unhandled exception was generated during the execution of the current web request. Information regarding the origin and location of the exception can be identified using the exception stack trace below.

Stack Trace:


[RedisConnectionException: SocketFailure on dvetmhsessioncache-prod.redis.cache.windows.net:6380/Subscription, origin: Error, input-buffer: 0, outstanding: 0, last-read: 0s ago, last-write: 0s ago, unanswered-write: 351974s ago, keep-alive: 60s, pending: 0, state: Connecting, last-heartbeat: never, last-mbeat: -1s ago, global: 0s ago, mgr: Inactive, err: never]

[RedisConnectionException: No connection is available to service this operation: EVAL; SocketFailure on dvetmhsessioncache-prod.redis.cache.windows.net:6380/Subscription, origin: Error, input-buffer: 0, outstanding: 0, last-read: 0s ago, last-write: 0s ago, unanswered-write: 351974s ago, keep-alive: 60s, pending: 0, state: Connecting, last-heartbeat: never, last-mbeat: -1s ago, global: 0s ago, mgr: Inactive, err: never; IOCP: (Busy=0,Free=1000,Min=12,Max=1000), WORKER: (Busy=2,Free=32765,Min=12,Max=32767), Local-CPU: n/a]
   StackExchange.Redis.ConnectionMultiplexer.ExecuteSyncImpl(Message message, ResultProcessor`1 processor, ServerEndPoint server) +732
   StackExchange.Redis.RedisBase.ExecuteSync(Message message, ResultProcessor`1 processor, ServerEndPoint server) +122
   StackExchange.Redis.RedisDatabase.ScriptEvaluate(String script, RedisKey[] keys, RedisValue[] values, CommandFlags flags) +141
   Microsoft.Web.Redis.<>c__DisplayClass7_0.<Eval>b__0() in D:\TeamCityBuildAgent\work\f55792526e6d9089\src\Shared\StackExchangeClientConnection.cs:67
   Microsoft.Web.Redis.StackExchangeClientConnection.OperationExecutor(Func`1 redisOperation) in D:\TeamCityBuildAgent\work\f55792526e6d9089\src\Shared\StackExchangeClientConnection.cs:85
   Microsoft.Web.Redis.StackExchangeClientConnection.RetryLogic(Func`1 redisOperation) in D:\TeamCityBuildAgent\work\f55792526e6d9089\src\Shared\StackExchangeClientConnection.cs:121
   Microsoft.Web.Redis.StackExchangeClientConnection.Eval(String script, String[] keyArgs, Object[] valueArgs) in D:\TeamCityBuildAgent\work\f55792526e6d9089\src\Shared\StackExchangeClientConnection.cs:67
   Microsoft.Web.Redis.RedisConnectionWrapper.TryTakeWriteLockAndGetData(DateTime lockTime, Int32 lockTimeout, Object& lockId, ISessionStateItemCollection& data, Int32& sessionTimeout) in D:\TeamCityBuildAgent\work\f55792526e6d9089\src\RedisSessionStateProvider\RedisConnectionWrapper.cs:184
   Microsoft.Web.Redis.RedisSessionStateProvider.GetItemFromSessionStore(Boolean isWriteLockRequired, HttpContext context, String id, Boolean& locked, TimeSpan& lockAge, Object& lockId, SessionStateActions& actions) in D:\TeamCityBuildAgent\work\f55792526e6d9089\src\RedisSessionStateProvider\RedisSessionStateProvider.cs:278
   Microsoft.Web.Redis.RedisSessionStateProvider.GetItemExclusive(HttpContext context, String id, Boolean& locked, TimeSpan& lockAge, Object& lockId, SessionStateActions& actions) in D:\TeamCityBuildAgent\work\f55792526e6d9089\src\RedisSessionStateProvider\RedisSessionStateProvider.cs:192
   System.Web.SessionState.SessionStateModule.GetSessionStateItem() +169
   System.Web.SessionState.SessionStateModule.BeginAcquireState(Object source, EventArgs e, AsyncCallback cb, Object extraData) +1008
   System.Web.AsyncEventExecutionStep.System.Web.HttpApplication.IExecutionStep.Execute() +689
   System.Web.HttpApplication.ExecuteStepImpl(IExecutionStep step) +220
   System.Web.HttpApplication.ExecuteStep(IExecutionStep step, Boolean& completedSynchronously) +134


Version Information: Microsoft .NET Framework Version:4.0.30319; ASP.NET Version:4.8.4667.0