Hi please check my code i got

2012-10-25 18:22:17.803

com.cloudcodes.ErrorHandler errorHandler: Exception message : org.scribe.oauth.OAuth10aServiceImpl

W 2012-10-25 18:22:17.804

com.cloudcodes.ErrorHandler errorHandler: Error in class LinkedInCallBackUrl

W 2012-10-25 18:22:17.804

com.cloudcodes.ErrorHandler errorHandler:

java.io.ObjectOutputStream.writeObject0(ObjectOutputStream.java:1197)

W 2012-10-25 18:22:17.804

com.cloudcodes.ErrorHandler errorHandler:

java.io.ObjectOutputStream.writeObject(ObjectOutputStream.java:363)

this error

OAuthService service = new ServiceBuilder()

.provider(LinkedInApi.class)

.apiKey("jfih0cg6ihc1")

.apiSecret("nFxDxjA4T6jgq5JD").scope("r_network rw_nus")

.callback("http://mygbuddy.appspot.com/DisplayConnections.jsp")

.build();

Token requestToken=service.getRequestToken();

HttpSession session=req.getSession();

 ByteArrayOutputStream bos = new ByteArrayOutputStream();
ObjectOutputStream oos = new ObjectOutputStream(bos);
oos.writeObject(service);
byte[] oauthobject = bos.toByteArray();
String oauth=new String(oauthobject);
String tokenvalue=requestToken.getToken();
String tokenSecert=requestToken.getSecret();

and i am store those details in jdo by using my bean class