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問題
以下のエラーが複数回ログに報告されている：
ERROR [http-nio2-8080-exec-132][JDBCExceptionReporter:234] Duplicate entry '0-3-925637128-com_liferay_product_navigation_user_personal_bar_w' for key 'IX_CB778855'
Environment
Liferay DXP 7.3
Liferay DXP 7.4
解決策
まず、以下のクエリーを実行して、重複するエントリーがあるかどうかをチェックする：
select * from Portlet p where portletId like'%navigation_user_personal_bar%';
