this is my exception message 
	Exception :com.shephertz.app42.paas.sdk.android.App42BadParameterException: {"app42Fault":{"httpErrorCode":400,"appErrorCode":1903,"message":"Bad Request","details":" Application Exception : com.shephertz.app42.paas.customcode.sample.MyCustomCode"}}
	 
	Exception Message{"app42Fault":{"httpErrorCode":400,"appErrorCode":1903,"message":"Bad Request","details":" Application Exception : com.shephertz.app42.paas.customcode.sample.MyCustomCode"}} requestJSON {"GameMsg":17,"UID":"zet353","username":"xery"}
	 
	---> this is my request 
	 
	App42API.initialize( this ,"xxxxxxxxx","xxxxxxxxxxxxxxxx");  
	storageService = App42API.buildStorageService();
	customCodeService = App42API.buildCustomCodeService();  
	 
	 
	public static void SendJSON( final JSONObject requestJSON, final int nMSG ){
	Log.d(TAG, " SendJSON() call nMSG : " + nMSG  );
	System.out.println(" SendJSON() CALL !!! requestJSON is " + requestJSON + " nMSG : " + nMSG) ; 
	customCodeService.runJavaCode(CustomCodeServerName, requestJSON, new App42CallBack() {  
	public void onSuccess(Object response)   
	{  
	 
	}
	---> this is my excute 
	 
	public class MyCustomCode implements Executor {
	 
	private ServiceAPI sp = new ServiceAPI(    
	"xxxxxxxxxxx9",
	      "8xxxxxxxxxxxxxxb");
	 
	ServiceAPI app42ServiceAPI = new ServiceAPI("xxxxxxxxx","xxxxxxxxxxxxxx");
	StorageService storageService = app42ServiceAPI.buildStorageService();
	 
	private final int HTTP_STATUS_SUCCESS = 200;
	private String dbName = "xxxxxxxxxx";
	private String moduleName = "xxxxxxxxxxx";
	 
	boolean bEtherItem = false;
	LogService logger = sp.buildLogService();
	 
	public HttpResponseObject execute(HttpRequestObject request) {
	 
	JSONObject body = request.getBody();
	// Build Log Service For logging in Your Code
	 
	logger.debug(" Recieved Request Body : :" + body.toString(), moduleName);
	 
	// Write Your Custom Code Here
	// ......//
	JSONObject jsonResponse = null;
	 
	try {
	 
	int GameMsg = body.getInt("GameMsg");
	String strUserName = body.getString("username");
	jsonResponse.put("username", strUserName);
	} catch (JSONException e) {
	// TODO Auto-generated catch block
	// e.printStackTrace();
	logger.debug(" HttpResponseObject JSONObject body JSONException e: :" + e.toString(), moduleName);
	}
	//System.out.println("MyCustomCode JSONObject SummonHero call requestJSON : " + requestJSON );  
	//logger.info("Running Custom Code Hello World  ", moduleName);
	// Create JSON Response Based on Your business logic
	logger.debug(" !!!!!!!HttpResponseObject execute(HttpRequestObject request) call return new HttpResponseObject jsonResponse : :" + jsonResponse.toString(), moduleName);
	return new HttpResponseObject(HTTP_STATUS_SUCCESS, jsonResponse);
	}
	until last day code work but today i deploy new customcode suddenly error occured!!! what problem?
	give me answer please!