>  <xsl:for-each select="Nummer.AZ | Nummer.Satz">
>  <tr>
>   <td><xsl:value-of select="Nummer.AZ"/></td>
>   <td><p align="justify"><xsl:value-of select="Nummer.Satz"/></p></td>

Your context node is a Nummer.AZ or a Nummer.Satz. Your <xsl:value-of>
statements are asking for children of this node with the specified names.
The relevant nodes do not have children with such names.

I can't correct your logic because I can't really guess what you are trying
to achieve.

Mike Kay


 XSL-List info and archive:  http://www.mulberrytech.com/xsl/xsl-list