java.sql.SQLException: javax.resource.ResourceException: IJ000453: Unable to get managed connection for java:jboss/datasources/KeycloakOracleDS

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    Root Cause Analysis

    1. java.sql.SQLException

      javax.resource.ResourceException: IJ000453: Unable to get managed connection for java:jboss/datasources/KeycloakOracleDS

      at org.jboss.jca.adapters.jdbc.WrapperDataSource.getConnection()
    2. IronJacamar
      WrapperDataSource.getConnection
      1. org.jboss.jca.adapters.jdbc.WrapperDataSource.getConnection(WrapperDataSource.java:146)
      1 frame
    3. JBoss Application Server: Connector Subsystem
      WildFlyDataSource.getConnection
      1. org.jboss.as.connector.subsystems.datasources.WildFlyDataSource.getConnection(WildFlyDataSource.java:67)
      1 frame
    4. org.hibernate.engine
      DatasourceConnectionProviderImpl.getConnection
      1. org.hibernate.engine.jdbc.connections.internal.DatasourceConnectionProviderImpl.getConnection(DatasourceConnectionProviderImpl.java:139)
      1 frame
    5. Hibernate
      LogicalConnectionImpl.obtainConnection
      1. org.hibernate.internal.AbstractSessionImpl$NonContextualJdbcConnectionAccess.obtainConnection(AbstractSessionImpl.java:380)
      2. org.hibernate.engine.jdbc.internal.LogicalConnectionImpl.obtainConnection(LogicalConnectionImpl.java:228)
      2 frames