> It appears the parameter default > setting in > solrconfig.xml does not take effect.
Where did you put it? In <highlighting> ... </highlighting> section?
You need to put it into :
<requestHandler name="standard" class="solr.SearchHandler" default="true">
<lst name="defaults">
<int name="hl.maxAlternateFieldLength">10</int>
</lst>
</requestHandler>
