title: External libraries, MPI, Hdf5 errors
body: <p>I am trying to run a module in cactus cygwin with carpet driver. when i use external library i get following type of error.</p>
  
  <pre><code>Running configuration script for thorn MPI:
  MPI selected, but MPI_DIR is not set. Computing settings...
  Installing MPI into /home/hp/cactus/configs/backtrace/scratch/external/MPI
  MPI was manually configured.
  Finished running configuration script for thorn MPI.
  
  ------------------------------------------------------
  Warnings were generated during execution of the CST
  ------------------------------------------------------
  
  
  CST error in /home/hp/cactus/lib/sbin/ImpParamConsistency.pl (at 38)
    -&gt; Thorn 'Carpet' SHARES from non-existing implementation 'INITBASE'
  
  
  
  
      CST error in /home/hp/cactus/lib/sbin/create_c_stuff.pl (at 140)
        -&gt; Unknown parameter type '' for parameter 'initial_data_setup_method'
  
      ------------------------------------------------------
  
      make[1]: *** [/home/hp/cactus/lib/make/make.configuration:215: /home/hp/cactus/configs/backtrace/config-data/make.thornlist] Error 1
      make: *** [Makefile:259: backtrace] Error 2
  </code></pre>