autoyast raid issue

Hello,

We are trying autoyast SLES 10 installation. We have complete working xml autoyast profile which we have used many times.
But for the first time we wish to install on a system having separate disk enclosure. And the autoyast failed to create the md devices.
Possible reason could be it was not able to access the external hard disks so it could not create the md devices onto those disks.
We are partitioninig the disks in such a way that local disk will have root partitions and create the raid devices onto the 2 sets of external hard disks.
Could you guys suggest any possible hints?

Here is our relevant xml profile for the raid device creation, (/dev/sda will be having root partitions)

:
:
:
<drive>
<device>/dev/sdb</device>
<initialize config:type=“boolean”>true</initialize>
<partitions config:type=“list”>
<partition>
<create config:type=“boolean”>true</create>
<partition_id config:type=“integer”>253</partition_id>
<format config:type=“boolean”>false</format>
<raid_name>/dev/md0</raid_name>
<partition_nr config:type=“integer”>1</partition_nr>
<raid_type>raid</raid_type>
<size>25%</size>
</partition>
<partition>
<create config:type=“boolean”>true</create>
<partition_id config:type=“integer”>253</partition_id>
<format config:type=“boolean”>false</format>
<raid_name>/dev/md1</raid_name>
<partition_nr config:type=“integer”>2</partition_nr>
<raid_type>raid</raid_type>
<size>25%</size>
</partition>
<partition>
<create config:type=“boolean”>true</create>
<partition_id config:type=“integer”>253</partition_id>
<format config:type=“boolean”>false</format>
<raid_name>/dev/md2</raid_name>
<partition_nr config:type=“integer”>3</partition_nr>
<raid_type>raid</raid_type>
<size>25%</size>
</partition>
<partition>
<create config:type=“boolean”>true</create>
<partition_id config:type=“integer”>253</partition_id>
<format config:type=“boolean”>false</format>
<raid_name>/dev/md3</raid_name>
<partition_nr config:type=“integer”>5</partition_nr>
<raid_type>raid</raid_type>
<size>max</size>
</partition>
</partitions>
<use>all</use>
</drive>
<drive>
<device>/dev/sdc</device>
<initialize config:type=“boolean”>true</initialize>
<partitions config:type=“list”>
<partition>
<create config:type=“boolean”>true</create>
<partition_id config:type=“integer”>253</partition_id>
<format config:type=“boolean”>false</format>
<raid_name>/dev/md0</raid_name>
<partition_nr config:type=“integer”>1</partition_nr>
<raid_type>raid</raid_type>
<size>25%</size>
</partition>
<partition>
<create config:type=“boolean”>true</create>
<partition_id config:type=“integer”>253</partition_id>
<format config:type=“boolean”>false</format>
<raid_name>/dev/md1</raid_name>
<partition_nr config:type=“integer”>2</partition_nr>
<raid_type>raid</raid_type>
<size>25%</size>
</partition>
<partition>
<create config:type=“boolean”>true</create>
<partition_id config:type=“integer”>253</partition_id>
<format config:type=“boolean”>false</format>
<raid_name>/dev/md2</raid_name>
<partition_nr config:type=“integer”>3</partition_nr>
<raid_type>raid</raid_type>
<size>25%</size>
</partition>
<partition>
<create config:type=“boolean”>true</create>
<partition_id config:type=“integer”>253</partition_id>
<format config:type=“boolean”>false</format>
<raid_name>/dev/md3</raid_name>
<partition_nr config:type=“integer”>5</partition_nr>
<raid_type>raid</raid_type>
<size>max</size>
</partition>
</partitions>
<use>all</use>
</drive>
<drive>
<device>/dev/md</device>
<partitions config:type=“list”>

 &lt;partition&gt;
      &lt;partition_id config:type="integer"&gt;131&lt;/partition_id&gt;
      &lt;partition_nr config:type="integer"&gt;0&lt;/partition_nr&gt;
      &lt;raid_options&gt;
        &lt;chunk_size&gt;4&lt;/chunk_size&gt;
        &lt;parity_algorithm&gt;left-asymmetric&lt;/parity_algorithm&gt;
        &lt;raid_type&gt;raid1&lt;/raid_type&gt;
      &lt;/raid_options&gt;
    &lt;/partition&gt;
    &lt;partition&gt;
      &lt;partition_id config:type="integer"&gt;131&lt;/partition_id&gt;
      &lt;partition_nr config:type="integer"&gt;1&lt;/partition_nr&gt;
      &lt;raid_options&gt;
        &lt;chunk_size&gt;4&lt;/chunk_size&gt;
        &lt;parity_algorithm&gt;left-asymmetric&lt;/parity_algorithm&gt;
        &lt;raid_type&gt;raid1&lt;/raid_type&gt;
      &lt;/raid_options&gt;
    &lt;/partition&gt;
    &lt;partition&gt;
      &lt;partition_id config:type="integer"&gt;131&lt;/partition_id&gt;
      &lt;partition_nr config:type="integer"&gt;2&lt;/partition_nr&gt;
      &lt;raid_options&gt;
        &lt;chunk_size&gt;4&lt;/chunk_size&gt;
        &lt;parity_algorithm&gt;left-asymmetric&lt;/parity_algorithm&gt;
        &lt;raid_type&gt;raid1&lt;/raid_type&gt;
      &lt;/raid_options&gt;
    &lt;/partition&gt;
    &lt;partition&gt;
      &lt;partition_id config:type="integer"&gt;131&lt;/partition_id&gt;
      &lt;partition_nr config:type="integer"&gt;3&lt;/partition_nr&gt;
      &lt;raid_options&gt;
        &lt;chunk_size&gt;4&lt;/chunk_size&gt;
        &lt;parity_algorithm&gt;left-asymmetric&lt;/parity_algorithm&gt;
        &lt;raid_type&gt;raid1&lt;/raid_type&gt;
      &lt;/raid_options&gt;
    &lt;/partition&gt;

  &lt;/partitions&gt;
  &lt;use&gt;all&lt;/use&gt;
&lt;/drive&gt;

Thanx.