I created custom plugin  -filter -xpath jar using maven and added the jar 
into  <nutch-root>/runtime/local folder

When i try to crawl  it, am getting the RuntimeException that extension 
point does not exist\

java.lang.RuntimeException: Plugin (filter-xpath), extension point: 
org.apache.nutch.parse.HtmlParseFilter does not exist.
at 
org.apache.nutch.plugin.PluginRepository.<init>(PluginRepository.java:84)
at org.apache.nutch.plugin.PluginRepository.get(PluginRepository.java:99)
at org.apache.nutch.net.URLNormalizers.<init>(URLNormalizers.java:117)
at org.apache.nutch.crawl.InjectorJob$UrlMapper.setup(InjectorJob.java:97)
at org.apache.hadoop.mapreduce.Mapper.run(Mapper.java:142)
at org.apache.hadoop.mapred.MapTask.runNewMapper(MapTask.java:764)
at org.apache.hadoop.mapred.MapTask.run(MapTask.java:370)
at 
org.apache.hadoop.mapred.LocalJobRunner$Job.run(LocalJobRunner.java:212) 

Not sure where it is going wront. Can anyone help to resolve this?

Thanks 
Deepa
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