SAPGUI SSO Given Error GSS-APO(maj): NO Credential's were supplied

Hello All

Using   this   URL  for  configuration  time                              

http://scn.sap.com/community/sso/blog/2012/08/17/how-to-configure-sap-netweaver-single-sign-on-for-sap-gui-for-windows-with-kerberos-integration

Implementing  SAP  ERP 6 SR3 ABAP Stack  with  SSO 1.0

SNC Configuration   done successfully   here it is attach  screen  shots

While using   SAP  GUI 7.30    with SNC   it shows  error

Thanks

Tejas Gandhi