Caused by: java.io.IOException: read past EOF
	at org.apache.lucene.store.BufferedIndexInput.refill(BufferedIndexInput.java:146)
	at org.apache.lucene.store.BufferedIndexInput.readByte(BufferedIndexInput.java:38)
	at org.apache.lucene.store.IndexInput.readVInt(IndexInput.java:76)
	at org.apache.lucene.index.TermVectorsReader.get(TermVectorsReader.java:185)
	at org.apache.lucene.index.SegmentReader.getTermFreqVectors(SegmentReader.java:691)
	at org.apache.lucene.index.SegmentMerger.mergeVectors(SegmentMerger.java:279)
	at org.apache.lucene.index.SegmentMerger.merge(SegmentMerger.java:122)
	at org.apache.lucene.index.IndexWriter.mergeSegments(IndexWriter.java:2236)
	at org.apache.lucene.index.IndexWriter.maybeMergeSegments(IndexWriter.java:2096)
	at org.apache.lucene.index.IndexWriter.flush(IndexWriter.java:2032)
	at org.apache.lucene.index.IndexWriter.updateDocument(IndexWriter.java:1197)
	at org.apache.lucene.index.IndexWriter.updateDocument(IndexWriter.java:1167)