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    oracle-sql developer database connection problem

    981742
      hi all,

      i tried creating a new connection in SQL developer but unable to create.

      i tried with all the combinations such as

      connection name:hr_orcl
      username:hr
      password:hr

      connection tyrpe:basic,Role:default

      hostname:localhost/ip address of my system

      port:1521

      SID:xe/orcl


      But still it is hsowing as " network adapter could not establish the connection".

      So could anybody please help me in this regard as to how to resolve this issue as I have searched several sites but could not find a solution for this.Waiting for your reply at the earliest

      Thanks,
      Rajesh P.
      9949254433
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