> Bascially, how could we transfer data over beteen two data type with Petsc
> as being metioned before in my first request?
>
>
> or Is there a better way of creating output file for
> PETScWrappers::MPI::BlockVector? It's why I would check the solution if it
> was given properly or not from my solver algorithm.

You try to convert an object of type
  PETScWrappers::MPI::BlockVector
to 
  PETScWrappers::Vector
The part that doesn't work is to convert from a block vector to a regular 
vector. What happens if you try to use an object of type 
PETScWrappers::BlockVector instead?

Best
 W.

-------------------------------------------------------------------------
Wolfgang Bangerth                email:            [EMAIL PROTECTED]
                                 www: http://www.math.tamu.edu/~bangerth/


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