[CentOS] After OSMA 5.4 installed, system reboot hang on "hpoj"

We have Centos 4.4 on DELL 2650 server.  system have been worked well for long time.  I just installed OMSA 5.4 on it and reboot the server.  while server boot up and it hang in "starting hpoj".
   
  Does anyone know how to fix this problem?

       生活有問題？問大家，不如找知識+ ，還可抽MacBook Air - 馬上找知識！
-------------- next part --------------
An HTML attachment was scrubbed...
URL: <http://lists.centos.org/pipermail/centos/attachments/20080425/288bd171/attachment.html>