Unable to generate SQL, org.hibernate.HibernateException: Dialect class not found

Hi,
I’m trying to generate SQL from Entity Relationship Diagram but I got an org.hibernate.HibernateException.
Here you can find the complete StackTrace.

org.hibernate.HibernateException: Dialect class not found:
at org.hibernate.dialect.Dialect.instantiateDialect(Dialect.java:279)
at org.hibernate.dialect.Dialect.getDialect(Dialect.java:268)
at v.aam.c.a(:199)
at v.ago.e.(:40)
at v.agj.h.(:115)
at v.agj.i.(:43)
at v.abj.b.b(:715)
at v.abj.b.k(:105)
at v.abj.b.(:90)
at v.abj.a.a(:41)
at v.agj.c.a(:747)
at v.dhd.a.a(:117)
at v.dhd.cl.a(:792)
at v.den.aeo.propertyChange(:5606)
at java.desktop/java.beans.PropertyChangeSupport.fire(PropertyChangeSupport.java:341)
at java.desktop/java.beans.PropertyChangeSupport.firePropertyChange(PropertyChangeSupport.java:333)
at java.desktop/java.beans.PropertyChangeSupport.firePropertyChange(PropertyChangeSupport.java:266)
at v.cmb.ie.al(:2235)
at v.csp.xv.a(:994)
at v.csp.xv.performAction(:887)
at v.beg.o.actionPerformed(:31)
at java.desktop/javax.swing.AbstractButton.fireActionPerformed(AbstractButton.java:1967)
at java.desktop/javax.swing.AbstractButton$Handler.actionPerformed(AbstractButton.java:2308)
at java.desktop/javax.swing.DefaultButtonModel.fireActionPerformed(DefaultButtonModel.java:405)
at java.desktop/javax.swing.DefaultButtonModel.setPressed(DefaultButtonModel.java:262)
at java.desktop/javax.swing.AbstractButton.doClick(AbstractButton.java:369)
at com.jidesoft.plaf.vsnet.VsnetMenuItemUI.doClick(Unknown Source)
at com.jidesoft.plaf.vsnet.VsnetMenuItemUI$MouseInputHandler.mouseReleased(Unknown Source)
at java.desktop/java.awt.Component.processMouseEvent(Component.java:6632)
at java.desktop/javax.swing.JComponent.processMouseEvent(JComponent.java:3342)
at java.desktop/java.awt.Component.processEvent(Component.java:6397)
at java.desktop/java.awt.Container.processEvent(Container.java:2263)
at java.desktop/java.awt.Component.dispatchEventImpl(Component.java:5008)
at java.desktop/java.awt.Container.dispatchEventImpl(Container.java:2321)
at java.desktop/java.awt.Component.dispatchEvent(Component.java:4840)
at java.desktop/java.awt.LightweightDispatcher.retargetMouseEvent(Container.java:4918)
at java.desktop/java.awt.LightweightDispatcher.processMouseEvent(Container.java:4547)
at java.desktop/java.awt.LightweightDispatcher.dispatchEvent(Container.java:4488)
at java.desktop/java.awt.Container.dispatchEventImpl(Container.java:2307)
at java.desktop/java.awt.Window.dispatchEventImpl(Window.java:2772)
at java.desktop/java.awt.Component.dispatchEvent(Component.java:4840)
at java.desktop/java.awt.EventQueue.dispatchEventImpl(EventQueue.java:772)
at java.desktop/java.awt.EventQueue$4.run(EventQueue.java:721)
at java.desktop/java.awt.EventQueue$4.run(EventQueue.java:715)
at java.base/java.security.AccessController.doPrivileged(Native Method)
at java.base/java.security.ProtectionDomain$JavaSecurityAccessImpl.doIntersectionPrivilege(ProtectionDomain.java:85)
at java.base/java.security.ProtectionDomain$JavaSecurityAccessImpl.doIntersectionPrivilege(ProtectionDomain.java:95)
at java.desktop/java.awt.EventQueue$5.run(EventQueue.java:745)
at java.desktop/java.awt.EventQueue$5.run(EventQueue.java:743)
at java.base/java.security.AccessController.doPrivileged(Native Method)
at java.base/java.security.ProtectionDomain$JavaSecurityAccessImpl.doIntersectionPrivilege(ProtectionDomain.java:85)
at java.desktop/java.awt.EventQueue.dispatchEvent(EventQueue.java:742)
at java.desktop/java.awt.EventDispatchThread.pumpOneEventForFilters(EventDispatchThread.java:203)
at java.desktop/java.awt.EventDispatchThread.pumpEventsForFilter(EventDispatchThread.java:124)
at java.desktop/java.awt.EventDispatchThread.pumpEventsForHierarchy(EventDispatchThread.java:113)
at java.desktop/java.awt.EventDispatchThread.pumpEvents(EventDispatchThread.java:109)
at java.desktop/java.awt.EventDispatchThread.pumpEvents(EventDispatchThread.java:101)
at java.desktop/java.awt.EventDispatchThread.run(EventDispatchThread.java:90)

Thank You

Hi Arthur,

It seems that your Dialect setting was cleared.
Please open Database Configuration and expand the driver setting, make sure the dialect setting was filled (for your case, it should auto reset to default value), then just click OK to apply the setting.

Thanks for this answer, it’ working now !