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My Java web application, using Hibernate, published on a GlassFish Server and using MySQL database published in Hostgator is ... error happens very little, but in my production base, it is recurring. Please, if anyone can help me. Thank you very much

Dear, good afternoon. I have a Java solution that is causing problems in production, bringing down the bank. After some cha ... ve()) { transaction.rollback(); } //session.close(); //session.disconnect(); } }