Gmail error: Delivery to the following recipient failed permanently

[Ganesh Ujwal]

when i am sending mail fro gmail to yahoomail.
it bounces back wih this type of message in gmail
not delivering into yahoomail id.pls help.

message:
Delivery to the following recipient failed permanently:

kiran.723kg@yahoo.com

Technical details of permanent failure:
Google tried to deliver your message, but it was rejected by the recipient domain. We recommend contacting the other email provider for further information about the cause of this error. The error that the other server returned was: 554 554 delivery error: dd This user doesn't have a yahoo.com account (kiran.723kg@yahoo.com) [-5] - mta1161.mail.mud.yahoo.com (state 18).

----- Original message -----

MIME-Version: 1.0
Received: by 10.231.83.140 with SMTP id f12mr853630ibl.64.1314253848065; Wed,
24 Aug 2011 23:30:48 -0700 (PDT)
Received: by 10.42.221.72 with HTTP; Wed, 24 Aug 2011 23:30:48 -0700 (PDT)
Date: Thu, 25 Aug 2011 12:00:48 +0530
Message-ID: <CANHMbfj8VRwAzyrhgbtUw8z46+yzCfyxtZgNi2ojLsBx0rNEDw@mail.gmail.com>
Subject: hi
From: xyz d <jack.723kg@gmail.com>
To: kiran.723kg@yahoo.com
Content-Type: multipart/alternative; boundary=000e0cd531e4c2360204ab4e91d6

[fellah]

In this check this error 554 554 delivery error. Basically this is not your mistake. The email address you were sending to (a Yahoo Groups email address) was disabling for a number of reason. I recommend you observe the group's status online, at http://groups.yahoo.com