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java.util.ConcurrentModificationException: 	at java.util.AbstractList$Itr.checkForComodification(AbstractList.java:372)	at java.util.AbstractList$Itr.next(AbstractList.java:343)	at java.util.SubList$1.next(AbstractList.java:696)	at java.util.Collections$UnmodifiableCollection$1.next(Collections.java:1010)	at com.atlassian.jira.web.action.issue.IssueNavigator.getSavedJqlQueryHistoryItems(IssueNavigator.java:572)