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via lucene-java-user by petite_abeille, 1 year ago
This exception has no message.
via by Unknown author, 2 years ago
This exception has no message.
java.lang.NullPointerException: 	at Source)	at Source)	at org.apache.lucene.index.FieldInfos.(Unknown Source)	at org.apache.lucene.index.SegmentReader.(Unknown Source)	at org.apache.lucene.index.IndexWriter.mergeSegments(Unknown Source)	at org.apache.lucene.index.IndexWriter.optimize(Unknown Source)	at org.apache.lucene.index.IndexWriter.addIndexes(Unknown Source)