Getting error Property is non-nullable when submitted 'Autoreconcile Bank statements' E

Summary

In OIC by using webservice " https://hostname:port number/fscmService/ErpIntegrationService?wsdl" we are trying to submit ESSS job "AutoReconciliation giving error "Property [paramList] is non-nullabl

Content

In OIC by using webservice " https://hostname:port number/fscmService/ErpIntegrationService?wsdl" we are trying to submit ESSS job "AutoReconciliation giving error "Property [paramList] is non-nullable" when parameter 3 and 4 are not being passed.

But same is getting executed successfully with same parameters(Parameter3 and 4 are null) when the job is submitted from ERP front end. 

Also we are getting same error when we submit ESS job from SOAP UI.

 

Please suggest how to resolve this error