3204421 - JSON null value cause HTTP 500 error when using JSON to XML conversion with REST Adapter

You are using SAP PI/PO Rest Adapter and your JSON payload contains "null" values for JSON elements. You are using JSON to XML conversion, and the payload is rejected with HTTP 500 error. You have collected XPI Inspector with Example 50 and the following error is displayed:

java.lang.NullPointerException: while trying to invoke the method java.lang.Object.toString() of a null object returned from com.sap.aii.adapter.rest.ejb.json.CustomMappedNamespaceConvention.convertType(java.lang.String, com.sap.aii.adapter.rest.ejb.json.CustomMappedNamespaceConvention$JSONType, java.lang.String)
at com.sap.aii.adapter.rest.ejb.json.JsonConverter.jsonToXML(JsonConverter.java:227)
at com.sap.aii.adapter.rest.ejb.sender.RESTSenderChannel.convertJSONRequest(RESTSenderChannel.java:886)
at com.sap.aii.adapter.rest.ejb.sender.RESTSenderChannel.applyMessage(RESTSenderChannel.java:1044)
at com.sap.aii.adapter.rest.ejb.sender.RESTSenderChannel.service(RESTSenderChannel.java:325)
at com.sap.aii.adapter.rest.ejb.RESTAdapter.service(RESTAdapter.java:322)
at com.sap.aii.adapter.rest.web.RESTServlet.service(RESTServlet.java:67)
at javax.servlet.http.HttpServlet.service(HttpServlet.java:847)

• SAP Process Integration
• SAP Process Orchestration

JSON, JSON to XML, Conversion, REST Adapter, SAP Process Orchestration , KBA , BC-XI-CON-RST , Rest Adapter , Problem