Failed to copy content from file

[Tareq Salam]

I am doing a POC with your bulk importer, I am intermittently getting the following error (Failed to copy content from file).  

class org.alfresco.service.cmr.repository.ContentIOException: 043072860 Failed to copy content from file:

   writer: ContentAccessor[ contentUrl=store://2018/5/30/10/42/4e4330f0-1507-4ef2-a0b7-de1839333e14.bin, mimetype=application/octet-stream, size=0, encoding=UTF-8, locale=en_US]

   file: /data/dataMigrationExport/DocumentumStaging/bulk_import/ExportedFiles/End User Infrastructure Serv/DMS/0900031380843344.pptx.v1

While importing item: 0900031380843344.pptx (2 versions):

                v1: <content> <metadata>

                HEAD: <content> <metadata>

                at org.alfresco.extension.bulkimport.impl.BatchImporterImpl.importItem(BatchImporterImpl.java:230)

                at org.alfresco.extension.bulkimport.impl.BatchImporterImpl.importBatchImpl(BatchImporterImpl.java:184)

                at org.alfresco.extension.bulkimport.impl.BatchImporterImpl.access$200(BatchImporterImpl.java:69)

                at org.alfresco.extension.bulkimport.impl.BatchImporterImpl$2.execute(BatchImporterImpl.java:161)

                at org.alfresco.repo.transaction.RetryingTransactionHelper.doInTransaction(RetryingTransactionHelper.java:464)

                at org.alfresco.extension.bulkimport.impl.BatchImporterImpl.importBatchInTxn(BatchImporterImpl.java:152)

                at org.alfresco.extension.bulkimport.impl.BatchImporterImpl.access$000(BatchImporterImpl.java:69)

                at org.alfresco.extension.bulkimport.impl.BatchImporterImpl$1.doWork(BatchImporterImpl.java:130)

                at org.alfresco.repo.security.authentication.AuthenticationUtil.runAs(AuthenticationUtil.java:555)

                at org.alfresco.extension.bulkimport.impl.BatchImporterImpl.importBatch(BatchImporterImpl.java:124)

                at org.alfresco.extension.bulkimport.impl.Scanner$BatchImportJob.run(Scanner.java:472)

                at org.alfresco.extension.bulkimport.impl.BulkImportThreadPoolExecutor$1.run(BulkImportThreadPoolExecutor.java:136)

                at java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1142)

                at java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:617)

                at java.lang.Thread.run(Thread.java:748)

Caused by: org.alfresco.service.cmr.repository.ContentIOException: 043072860 Failed to copy content from file:

   writer: ContentAccessor[ contentUrl=store://2018/5/30/10/42/4e4330f0-1507-4ef2-a0b7-de1839333e14.bin, mimetype=application/octet-stream, size=0, encoding=UTF-8, locale=en_US]

   file: /data/dataMigrationExport/DocumentumStaging/bulk_import/ExportedFiles/End User Infrastructure Serv/DMS/0900031380843344.pptx.v1

                at org.alfresco.repo.content.AbstractContentWriter.putContent(AbstractContentWriter.java:491)

                at org.alfresco.extension.bulkimport.source.fs.FilesystemBulkImportItemVersion.putContent(FilesystemBulkImportItemVersion.java:211)

                at org.alfresco.extension.bulkimport.impl.BatchImporterImpl.importVersionContent(BatchImporterImpl.java:627)

                at org.alfresco.extension.bulkimport.impl.BatchImporterImpl.importVersionContentAndMetadata(BatchImporterImpl.java:488)

                at org.alfresco.extension.bulkimport.impl.BatchImporterImpl.importVersion(BatchImporterImpl.java:435)

                at org.alfresco.extension.bulkimport.impl.BatchImporterImpl.importFile(BatchImporterImpl.java:411)

                at org.alfresco.extension.bulkimport.impl.BatchImporterImpl.importItem(BatchImporterImpl.java:212)