2925924 - Error: java.lang.NullPointerException when Start/Stop Communication Channel using Webservice

You refer to SAP blog SAP PI : Start/Stop Communication Channel using Webservice to start or stop one communication channel. But you face following errors in output results.

Web service returned error. Fault Code: "(http://schemas.xmlsoap.org/soap/envelope/)Server" Fault String: "javax.ejb.EJBException: ASJ.ejb.005043 (Failed in component: sap.com/com.sap.aii.monitoring.remoteapi, BC-XI-IS-WKB) Exception raised from invocation of public java.util.List com.sap.pi.monitoring.channel.ChannelAdmin.stopChannels(java.util.List,java.lang.String) throws com.sap.pi.monitoring.channel.ChannelAdminServiceException method on bean instance com.sap.pi.monitoring.channel.ChannelAdmin@40be9811 for bean sap.com/com.sap.aii.monitoring.remoteapi*annotation|com.sap.pi.monitoring.remoteapi.ejb.jar*annotation|ChannelAdmin in application sap.com/com.sap.aii.monitoring.remoteapi.; nested exception is: java.lang.NullPointerException"

Image/data in this KBA is from SAP internal systems, sample data, or demo systems. Any resemblance to real data is purely coincidental.

• PI Release Independent
• SAP NetWeaver
• SAP Process Integration

start communication channel, stop communication channel, Web Service Navigator, NullPointerException, com.sap.aii.monitoring.remoteapi, ChannelAdminServiceException, com.sap.pi.monitoring.channel.ChannelAdmin, ChannelAdmin, IChannelAdmin, Process Integration 7.0, PI 7.0, PI 7.01, PI 7.02, Process Integration 7.10, PI 7.10, Process Integration 7.11, PI 7.11, Process Integration 7.30, PI 7.30, Process Integration 7.31, PI 7.31, Process Orchestration 7.40, PI 7.40, PO 7.40, Process Orchestration 7.50, PI 7.50, PO 7.50, NetWeaver, XI , KBA , BC-XI-IS-WKB , Runtime Workbench / Monitoring , Problem