Message: DMol3 job failed            

  Error: DMol3 exiting                 

    diis solution failed           4   

    diis solution failed           4   

    diis solution failed           4   

    diis solution failed           4   

    diis solution failed           4   

    diis solution failed           4   

    diis solution failed           4   

    diis solution failed           4   

  HP-MPI licensed for Accelrys.        

  Host 0 -- ip 10.10.1.77 -- ranks 0 - 7

What cause the problem???