Dear friends Hi!! I used Lucene to index some documents but unfortunetly I am a begginer and there is a bug!! it is here!
Exception in thread "main" *java.lang.NullPointerException* at SimpleFileIndexer.indexDirectory( *SimpleFileIndexer.java:78*) at SimpleFileIndexer.index( *SimpleFileIndexer.java:59*) at SimpleFileIndexer.main( *SimpleFileIndexer.java:26*) what should I do? Thanyou all.
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