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java.lang.NullPointerException: value cannot be null at org.apache.lucene.document.Field.<init>(Field.java:330) at org.apache.lucene.document.Field.<init>(Field.java:305) at org.apache.lucene.document.Field.<init>(Field.java:284) at com.atlassian.confluence.search.lucene.extractor.ConfluenceAttachmentMetadataExtractor.addFields(ConfluenceAttachmentMetadataExtractor.java:66) at com.atlassian.confluence.plugin.descriptor.ExtractorModuleDescriptor$BackwardsCompatibleExtractor.addFields(ExtractorModuleDescriptor.java:45) at com.atlassian.bonnie.search.BaseDocumentBuilder.getDocument(BaseDocumentBuilder.java:104) at com.atlassian.confluence.search.lucene.ConfluenceDocumentBuilder.getDocument(ConfluenceDocumentBuilder.java:102) at com.atlassian.confluence.search.lucene.tasks.AddDocumentIndexTask.perform(AddDocumentIndexTask.java:43) at com.atlassian.bonnie.index.TempIndexWriter.perform(TempIndexWriter.java:73) at com.atlassian.confluence.search.lucene.TempIndexWriterStrategy.perform(TempIndexWriterStrategy.java:43) at com.atlassian.confluence.search.lucene.tasks.TempIndexBackedIndexTaskPerformer.perform(TempIndexBackedIndexTaskPerformer.java:21) at com.atlassian.confluence.search.lucene.DefaultObjectQueueWorker.indexCollection(DefaultObjectQueueWorker.java:78) at com.atlassian.confluence.search.lucene.DefaultObjectQueueWorker$1.doInTransactionWithoutResult(DefaultObjectQueueWorker.java:62) at org.springframework.transaction.support.TransactionCallbackWithoutResult.doInTransaction(TransactionCallbackWithoutResult.java:33) at org.springframework.transaction.support.TransactionTemplate.execute(TransactionTemplate.java:127) at com.atlassian.confluence.search.lucene.DefaultObjectQueueWorker.run(DefaultObjectQueueWorker.java:51) at java.util.concurrent.ThreadPoolExecutor$Worker.runTask(ThreadPoolExecutor.java:886) at java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:908) at java.lang.Thread.run(Thread.java:662)