fix link to IndexSchema_p.html

htroot/ConfigHeuristics_p.html

@@ -151,7 +151,7 @@
         With the button "discover from index" you can search within the metadata of your local index to find systems which support the Opensearch specification.
         The task is started in the background. It may take some minutes before new entries appear (after refreshing the page).
         Alternatively you may <a href="?copydefaultosdconfig=">copy &amp; paste a example config file</a> located in <i>defaults/heuristicopensearch.conf</i> to the DATA/SETTINGS directory.
-        For the discover function the field <i>outboundlinks_tag_txt</i> (and <i>inboundlinks_tag_txt</i>) has to be switched on in the <a href="IndexFederated_p.html">Solr Schema</a>.
+        For the discover function the field <i>outboundlinks_tag_txt</i> (and <i>inboundlinks_tag_txt</i>) has to be switched on in the <a href="IndexSchema_p.html">Solr Schema</a>.
         #{osdsolrfieldswitch}#<input type="submit" name="switchsolrfieldson" value="switch Solr fields on" class="submitready" onclick="return confirm('modify Solr Schema')"/>#{/osdsolrfieldswitch}#
       </div>
     </form>