AES Version: 8.1.2.1.1.6-0 and 8.1.0.0.0.9-1
JTAPI Library Version: 8.1.0.0.0.9, 8.0.0.52 and 8.1.3.0.0.25

Whenever our application tries to make an outbound call (accidentally dialling invalid number), JTAPI throw NullPointerException and after that it attempt to Shutdown the Provider. Below are the JTAPI log snippet FYR.

2020-10-28 14:57:33,492 [DistributeCSTAEvent] INFO  TsapiEventQueue - Getting event CSTAEvent[CSTAConnectionClearedEvent]@765335f3 for TSProvider[#1]@29e289e7

2020-10-28 14:57:33,494 [DistributeCSTAEvent] DEBUG LucentPrivateData - LucentV7ConnectionClearedEvent ::=

2020-10-28 14:57:33,494 [DistributeCSTAEvent] DEBUG LucentPrivateData - {

2020-10-28 14:57:33,495 [DistributeCSTAEvent] DEBUG LucentPrivateData -   userInfo <null>

2020-10-28 14:57:33,495 [DistributeCSTAEvent] DEBUG LucentPrivateData -   deviceHistory

2020-10-28 14:57:33,495 [DistributeCSTAEvent] DEBUG LucentPrivateData -   {

2020-10-28 14:57:33,495 [DistributeCSTAEvent] DEBUG LucentPrivateData -     {

2020-10-28 14:57:33,495 [DistributeCSTAEvent] DEBUG LucentPrivateData -       oldDeviceID "Not Known"

2020-10-28 14:57:33,495 [DistributeCSTAEvent] DEBUG LucentPrivateData -       eventCause 15 < EC_INCOMPATIBLE_DESTINATION >

2020-10-28 14:57:33,495 [DistributeCSTAEvent] DEBUG LucentPrivateData -       oldConnectionID

2020-10-28 14:57:33,495 [DistributeCSTAEvent] DEBUG LucentPrivateData -       {

2020-10-28 14:57:33,495 [DistributeCSTAEvent] DEBUG LucentPrivateData -         callID 3357

2020-10-28 14:57:33,495 [DistributeCSTAEvent] DEBUG LucentPrivateData -         deviceID "Not Known"

2020-10-28 14:57:33,495 [DistributeCSTAEvent] DEBUG LucentPrivateData -         devIDType 0 < STATIC_ID >

2020-10-28 14:57:33,495 [DistributeCSTAEvent] DEBUG LucentPrivateData -       }

2020-10-28 14:57:33,495 [DistributeCSTAEvent] DEBUG LucentPrivateData -     }

2020-10-28 14:57:33,495 [DistributeCSTAEvent] DEBUG LucentPrivateData -   }

2020-10-28 14:57:33,495 [DistributeCSTAEvent] DEBUG LucentPrivateData - }

2020-10-28 14:57:33,495 [DistributeCSTAEvent] INFO  TSEventHandler - CSTA Unsolicited Event: CSTAEvent[CSTAConnectionClearedEvent]@765335f3

2020-10-28 14:57:33,495 [DistributeCSTAEvent] INFO  TSEventHandler - Free memory: 531669768

2020-10-28 14:57:33,495 [DistributeCSTAEvent] INFO  TSEventHandler - Total memory: 799014912

2020-10-28 14:57:33,495 [DistributeCSTAEvent] INFO  TSEventHandler - Handling CSTA_CONNECTION_CLEARED for TSProvider[#1]@29e289e7

2020-10-28 14:57:33,495 [DistributeCSTAEvent] INFO  TSConnection - Constructing Lucent conn TSConnection[conn:(3357,-)]@504c2401 for TSProvider[#1]@29e289e7

2020-10-28 14:57:33,495 [DistributeCSTAEvent] INFO  TSProviderImpl - NOTICE: connHash.put() replaced null with TSConnection[conn:(3357,-)]@504c2401 for TSProvider[#1]@29e289e7

2020-10-28 14:57:33,495 [DistributeCSTAEvent] ERROR TSEventHandler - Event Distributor Exception - shutting down provider TSProvider[#1]@29e289e7

2020-10-28 14:57:33,495 [DistributeCSTAEvent] ERROR TSEventHandler -

java.lang.NullPointerException

at com.avaya.jtapi.tsapi.impl.core.TSConnection.finishConstruction(TSConnection.java:1083)

at com.avaya.jtapi.tsapi.impl.core.TSProviderImpl.createTerminalConnection(TSProviderImpl.java:2579)

at com.avaya.jtapi.tsapi.impl.core.TSEventHandler.doConnEvents(TSEventHandler.java:1123)

at com.avaya.jtapi.tsapi.impl.core.TSEventHandler.cstaUnsolicited(TSEventHandler.java:311)

at com.avaya.jtapi.tsapi.tsapiInterface.TsapiEventDistributor.handleEvent(TsapiEventDistributor.java:113)

at com.avaya.jtapi.tsapi.tsapiInterface.TsapiEventQueue.run(TsapiEventQueue.java:104)

2020-10-28 14:57:33,496 [DistributeCSTAEvent] INFO  TSProviderImpl - TSProvider.shutdown - attempting shutdown

2020-10-28 14:57:33,496 [DistributeCSTAEvent] INFO  TSProviderImpl - TSProvider.shutdown - Starting

Find attached JTAPI trace logs and below is the snippet to find the time when outbound call initiated.

2020-10-28 14:57:33,034 [https-jsse-nio-17070-exec-8] INFO  TsapiSession - Sent InvokeID 114 for TSProvider[#1]@29e289e7

2020-10-28 14:57:33,034 [https-jsse-nio-17070-exec-8] DEBUG TsapiSession - CSTAMakeCall ::=

2020-10-28 14:57:33,034 [https-jsse-nio-17070-exec-8] DEBUG TsapiSession - {

2020-10-28 14:57:33,034 [https-jsse-nio-17070-exec-8] DEBUG TsapiSession -   callingDevice "37612"

2020-10-28 14:57:33,034 [https-jsse-nio-17070-exec-8] DEBUG TsapiSession -   calledDevice "817739389109"

2020-10-28 14:57:33,034 [https-jsse-nio-17070-exec-8] DEBUG TsapiSession - }

I am unable to reproduce this issue; therefore, more information/investigation will be required. Please open a DevConnect Technical Support ticket and we will help you to look deeper into this problem.

Thank you.