no more I/O channels available on system

  Explanation:  The process has attempted to exceed the number  of
  I/O  channels  that  can  be assigned at one time; this value is
  "per node".

  User Action:  Check  the  VMS  SYSGEN  parameter  CHANNELCNT  to
  ensure   that  it  is  large  enough  to  properly  service  the
  application.