Caused by: com.atlassian.jira.exception.DataAccessException: org.apache.catalina.connector.ClientAbortException: java.io.IOException: An established connection was aborted by the software in your host machine
at com.atlassian.jira.issue.managers.DefaultAttachmentManager$7.get(DefaultAttachmentManager.java:733)
at com.atlassian.jira.issue.managers.DefaultAttachmentManager$7.get(DefaultAttachmentManager.java:727)
at com.atlassian.jira.issue.attachment.store.DefaultFileSystemAttachmentStore$2.get(DefaultFileSystemAttachmentStore.java:128)
at com.atlassian.jira.issue.attachment.store.DefaultFileSystemAttachmentStore$2.get(DefaultFileSystemAttachmentStore.java:125)
at com.atlassian.jira.issue.attachment.store.DefaultFileSystemAttachmentStore$3.call(DefaultFileSystemAttachmentStore.java:151)