javax.persistence.PersistenceException: org.hibernate.exception.GenericJDBCException: Could not open connection

Stack Overflow | Rohit Asati | 2 months ago
  1. 0

    Exception in thread "main" javax.persistence.PersistenceException: org.hibernate.exception.GenericJDBCException: Could not open connection

    Stack Overflow | 2 months ago | Rohit Asati
    javax.persistence.PersistenceException: org.hibernate.exception.GenericJDBCException: Could not open connection
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    JPA CriteriaBuilder: Predicate with a Serializable field throws an exception

    Stack Overflow | 4 years ago | Istvan
    javax.persistence.PersistenceException: org.hibernate.exception.SQLGrammarException: could not extract ResultSet
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    Processes, Rules and Events: jBPM 6.1.0.Final available

    blogspot.com | 4 months ago
    javax.persistence.PersistenceException: org.hibernate.exception.JDBCConnectionException: could not extract ResultSet
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    Check your annotations to use the proper table and column names.
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    Hibernate(JPA) Duplicate entry '25-9' for key 'PRIMARY'

    Stack Overflow | 4 years ago | Petar Tahchiev
    javax.persistence.PersistenceException: org.hibernate.exception.ConstraintViolationException: Duplicate entry '25-9' for key 'PRIMARY'

  1. linxiaolong 1 times, last 4 months ago
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Root Cause Analysis

  1. javax.persistence.PersistenceException

    org.hibernate.exception.GenericJDBCException: Could not open connection

    at org.hibernate.ejb.AbstractEntityManagerImpl.convert()
  2. Hibernate EJB
    AbstractEntityManagerImpl.convert
    1. org.hibernate.ejb.AbstractEntityManagerImpl.convert(AbstractEntityManagerImpl.java:1387)
    1 frame