If you are using 2-Legged OAuth authorization mechanism, this error can be due to the fact that the domain's consumer key and secret haven't been authorized on the Contacts API scopes. Please make sure to authorize the domain's consumer key and secret in the domain's control panel.
On Wed, Nov 2, 2011 at 4:53 AM, anand reddy akidi < [email protected]> wrote: > Hi Alain, > > Thanks for your reply. I am using Conatct API but I am getting beloww > exception. I have set all OAuth Parameters. Still I am getting below > Exception. There is no proper solution for this exception in any > forums.Please help me on this. > > > > java.lang.NullPointerException: No authentication header information > > com.google.gdata.util.AuthenticationException.initFromAuthHeader(AuthenticationException.java:96) > > com.google.gdata.util.AuthenticationException.<init>(AuthenticationException.java:67) > > com.google.gdata.client.http.HttpGDataRequest.handleErrorResponse(HttpGDataRequest.java:600) > > com.google.gdata.client.http.GoogleGDataRequest.handleErrorResponse(GoogleGDataRequest.java:563) > > com.google.gdata.client.http.HttpGDataRequest.checkResponse(HttpGDataRequest.java:552) > > com.google.gdata.client.http.HttpGDataRequest.execute(HttpGDataRequest.java:530) > > com.google.gdata.client.http.GoogleGDataRequest.execute(GoogleGDataRequest.java:535) > com.google.gdata.client.Service.getFeed(Service.java:1135) > com.google.gdata.client.Service.getFeed(Service.java:998) > com.google.gdata.client.GoogleService.getFeed(GoogleService.java:631) > com.google.gdata.client.Service.getFeed(Service.java:1017) > org.apache.jsp.addcontact_jsp._jspService(addcontact_jsp.java:180) > org.apache.jasper.runtime.HttpJspBase.service(HttpJspBase.java:70) > javax.servlet.http.HttpServlet.service(HttpServlet.java:803) > > org.apache.jasper.servlet.JspServletWrapper.service(JspServletWrapper.java:393) > org.apache.jasper.servlet.JspServlet.serviceJspFile(JspServlet.java:320) > org.apache.jasper.servlet.JspServlet.service(JspServlet.java:266) > javax.servlet.http.HttpServlet.service(HttpServlet.java:803) > > -- > You received this message because you are subscribed to the Google > Groups "Google Contacts, Shared Contacts and User Profiles APIs" group. > To post to this group, send email to > [email protected] > To unsubscribe from this group, send email to > [email protected] > For more options, visit this group at > http://code.google.com/apis/contacts/community/forum.html > -- Alain Vongsouvanh | Developer Programs Engineer -- You received this message because you are subscribed to the Google Groups "Google Contacts, Shared Contacts and User Profiles APIs" group. To post to this group, send email to [email protected] To unsubscribe from this group, send email to [email protected] For more options, visit this group at http://code.google.com/apis/contacts/community/forum.html
