gms restart session after exit

Hello , 

I created an application on GMS (source code in attachment), after execution, a second start is launched and the resulat is then 404 not found

First Start : 
	POST /scxml/session/K3LMT3O1UT4T5BLD67BE5VRV44000009/request/start HTTP/1.1
09:31:23.512 {FMWeb:2} HandleRequest: Path '/scxml', file '/session/K3LMT3O1UT4T5BLD67BE5VRV44000009/request/start', query ''
2eme start 	09:31:33.514 ==>CGCLLConnector::ConnEventHandler Port=0 Proto=0 CallBack=<000000000e36c760>
===>event:   event_id=3, id=0 handle=1400, datasize=369 
09:31:33.514 HTTP[1400,TCP] <<<< 369 bytes from 192.88.68.24 <<<<
POST /scxml/session/K3LMT3O1UT4T5BLD67BE5VRV44000009/request/start HTTP/1.1
Connection: close
Connection: close
Content-Length: 0
Content-Type: application/x-www-form-urlencoded; charset=UTF-8
Host: dcms2k11.ddevtig.dsdi.dns21.socgen:7002
User-Agent: Apache-HttpAsyncClient/4.1.1 (Java/1.8.0_102)
Cookie: ORSSESSIONID=K3LMT3O1UT4T5BLD67BE5VRV44000009.node177
Message d’erreur	09:31:33.514 {ORSInternal:3} +ORS_HTTPResponse[0x000000000e404040]
09:31:33.514 {FMWeb:2} HandleRequest: Path '/scxml', file '/session/K3LMT3O1UT4T5BLD67BE5VRV44000009/request/start', query ''
09:31:33.514 {ORSInternal:3} +IORSSessionTask[0x0000000011e9b4d0]
09:31:33.514 {SessionManager:2} Queueing Task: [Session ID: K3LMT3O1UT4T5BLD67BE5VRV44000009, Task: 0x0000000011e9b4d0, Deferred ACK: 0]
09:31:33.514 {Persistence:3} PersistenceManager:GetSessionServerInfo session id[K3LMT3O1UT4T5BLD67BE5VRV44000009] requestID[19] pHandler[0x000000000e404180] 
09:31:33.514 [T:4412] {Persistence:3} PMCWorker[0x000000000e35bd10]::PerformWork tdelta to entry[0]
09:31:33.530 [T:4412] {Persistence:3} PMCWorker[0x000000000e35bd10]::ProcessGetSessionIDServerInfo() before Thread_SendData sessionID(K3LMT3O1UT4T5BLD67BE5VRV44000009) strReason(GetColumnValue for SessionIDServerInfo result: Successful)..
09:31:33.530 ==>CGCLLConnector::ConnEventHandler Port=0 Proto=0 CallBack=<000000000e4047c0>
===>event:   event_id=3, id=0 handle=1192, datasize=24 
09:31:33.530 [T:4412] {Persistence:3} PMCWorker[0x000000000e35bd10]::PerformWork tdelta cassandra[16]
09:31:33.530 {ThreadSync:3} HandleThreadData: << 24 bytes <<
09:31:33.530 {Persistence:3} PersistenceManager::HandleDataFromThread: enter threadId(1192), type(11002), pData(000000000eff93b0) >>>>>>>>>>>>>>>>>>>>>>>
09:31:33.530 {Persistence:3} PersistenceManager::PERSISTENCE_GET_SERVERINFO_BY_SESSIONID sessionid(K3LMT3O1UT4T5BLD67BE5VRV44000009) calling SessionIDServerNodeErrorHandler[0x000000000e404180] - reason(GetColumnValue for SessionIDServerInfo result: Successful)
09:31:33.530 {SessionManager:2} [ORSSessionQueueTaskCallback]: SessionIDServerNode Error (GetColumnValue for SessionIDServerInfo result: Successful)
09:31:33.530 HTTP[1400,TCP] >>>> 136 bytes >>>>
HTTP/1.1 404 Not Found
Server: GTS_CORE 2.0
Content-Type: text/html;
Cache-control: private
Etag: 1517560293
Content-length: 57

thanks