SolrException : Error loading class 'com.basistech.rosette.lucene.BaseLinguisticsTokenizerFactory'

Hi ,

I am trying to update RLP version , I am getting below Solr exception .

Please can anybody help me.

org.apache.solr.util.plugin.AbstractPluginLoader - org.apache.solr.common.SolrException: Error loading class 'com.basistech.rosette.lucene.BaseLinguisticsTokenizerFactory'

Thanks in advance !

~ Kish