[exim] valid RCPT command must precede DATA

below is my log for delivering mail to a domain, is this just a local problem on their end, or is something wrong with my exim config? what i am not send RCPT before DATA?

Thanks in advance.
Connecting to mail1.cinergycom.net [216.135.0.38]:25 ... connected
SMTP<< 220 animal.cinergycom.net ESMTP mailer ready at Fri, 21 Jan 2005 18:48:41 -0600
SMTP>> EHLO svr1.realprosystems.net

  SMTP<< 250-animal.cinergycom.net Hello svr1.realprosystems.net [67.19.164.212]
         250-SIZE 31457280
         250-PIPELINING
         250 HELP

SMTP>> MAIL FROM:<grape@???> SIZE=3001
SMTP>> RCPT TO:<toniv@???>
SMTP>> DATA
SMTP<< 250 OK
SMTP<< 451 Temporary local problem - please try later
LOG: MAIN
SMTP error from remote mailer after RCPT TO:<toniv@???>: host mail1.cinergycom.net [216.135.0.38]: 451 Temporary local problem - please try later
SMTP<< 503 valid RCPT command must precede DATA
SMTP>> QUIT
Connecting to mail3.cinergycom.net [216.135.0.187]:25 ... connected
SMTP<< 220 sam.cinergycom.net ESMTP mailer ready at Fri, 21 Jan 2005 18:48:49 -0600
SMTP>> EHLO svr1.realprosystems.net

  SMTP<< 250-sam.cinergycom.net Hello svr1.realprosystems.net [67.19.164.212]
         250-SIZE 31457280
         250-PIPELINING
         250 HELP

SMTP>> MAIL FROM:<grape@???> SIZE=3001
SMTP>> RCPT TO:<toniv@???>
SMTP>> DATA
SMTP<< 250 OK
SMTP<< 451 Temporary local problem - please try later
LOG: MAIN
SMTP error from remote mailer after RCPT TO:<toniv@???>: host mail3.cinergycom.net [216.135.0.187]: 451 Temporary local problem - please try later
SMTP<< 503 valid RCPT command must precede DATA
SMTP>> QUIT
Connecting to mail2.cinergycom.net [216.135.1.243]:25 ... connected
SMTP<< 220 pops.cinergycom.net ESMTP mailer ready at Fri, 21 Jan 2005 18:48:50 -0600
SMTP>> EHLO svr1.realprosystems.net

  SMTP<< 250-pops.cinergycom.net Hello svr1.realprosystems.net [67.19.164.212]
         250-SIZE 31457280
         250-PIPELINING
         250 HELP

SMTP>> MAIL FROM:<grape@???> SIZE=3001
SMTP>> RCPT TO:<toniv@???>
SMTP>> DATA
SMTP<< 250 OK
SMTP<< 451 Temporary local problem - please try later
SMTP<< 503 valid RCPT command must precede DATA
SMTP>> QUIT