Terdapat kesalahan yang dijumpai pada operasi. Mohon cek ulang datanya. Operasi dibatalkan. Pesan Kesalahan <<Exception [EclipseLink-4002] (Eclipse Persistence Services - 2.7.9.v20210604-2c549e2208): org.eclipse.persistence.exceptions.DatabaseException Internal Exception: com.mysql.jdbc.exceptions.jdbc4.CommunicationsException: Communications link failure
The last packet sent successfully to the server was 0 milliseconds ago. The driver has not received any packets from the server. Error Code: 0 Query: DataModifyQuery(sql="call simptt.setSession_timeout(12001)")>>
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