3156839 - Error: Agent CL_APDL_ODP_OUTDELEXECCONF_PAI has triggered a fatal error

System displays below error in Web Service Message Monitoring for inbound interface: OutboundDeliveryExecutionIn and you want to know why.

Agent CL_APDL_ODP_OUTDELEXECCONF_PAI has triggered a fatal error

SAP Business ByDesign

1. Go to the Application and User Management work center
2. Go to the Web Service Message Monitoring view.
3. Filter by All
4. You see a message as Application Error for operation:OutboundDeliveryExecutionIn 
5. Error Text: Please see Application Info section in the dump for more details.
6. Detailed Error Text: Agent CL_APDL_ODP_OUTDELEXECCONF_PAI has triggered a fatal error
7. Here you can find many message IDs which is with application error.

The accounting period for the month/period is closed.Additionally, this issue also occurs when there is insuffcient stock for the required product at external site.

1. Go to General Ledger workcenter.
2. Go to Set of Books and Assigned Companies view
3. Naviagte to Open and close periods
4. Here check if respective period is blocked.
5. Open the respective accounting period
6. Once it is done, restart the message with error in Web service Monitoring view.

 https://launchpad.support.sap.com/#/notes/1648199

 Agent CL_APDL_ODP_OUTDELEXECCONF_PAI has triggered a fatal error, , KBA , web service message monitoring , outbounddeliveryexecutionin , open and close periods , cl_apdl_odp_outdelexecconf_pai , AP-XPS-DLP , Delivery Processing , Problem