Acquisition Attempt Failed!!! Clearing pending acquires. While trying to acquire a needed new resour

搭建ssm框架練習，系統啓動不起來 問題：事務管理器讀不到mysql的數據源 解決：設置idea的警告級別，調到最低，如圖 問題：運行時報錯（問題的先後忘了，差不多就是這三個）： Acquisition Attempt Failed!!! Clearing pending acquires. While trying to acquire a needed new resour java.sql.

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