Steve Ebersole ( https://hibernate.atlassian.net/secure/ViewProfile.jspa?accountId=557058%... ) *resolved* as *Rejected* You try to compare a boolean to a character. Change the query ``` SELECT e FROM Employee e WHERE e.enable = 'Y' ``` to ``` SELECT e FROM Employee e WHERE e.enable = true ``` Hibernate ORM ( https://hibernate.atlassian.net/browse/HHH?atlOrigin=eyJpIjoiM2YzNDQ4ZjVj... ) / Bug ( https://hibernate.atlassian.net/browse/HHH-16171?atlOrigin=eyJpIjoiM2YzND... ) HHH-16171 ( https://hibernate.atlassian.net/browse/HHH-16171?atlOrigin=eyJpIjoiM2YzND... ) YesNoConverter is not working as expectation. ( https://hibernate.atlassian.net/browse/HHH-16171?atlOrigin=eyJpIjoiM2YzND... ) Change By: Steve Ebersole ( https://hibernate.atlassian.net/secure/ViewProfile.jspa?accountId=557058%... ) Resolution: Rejected Status: Open Resolved ( https://hibernate.atlassian.net/browse/HHH-16171#add-comment?atlOrigin=ey... ) Add Comment ( https://hibernate.atlassian.net/browse/HHH-16171#add-comment?atlOrigin=ey... ) Get Jira notifications on your phone! Download the Jira Cloud app for Android ( https://play.google.com/store/apps/details?id=com.atlassian.android.jira.... ) or iOS ( https://itunes.apple.com/app/apple-store/id1006972087?pt=696495&ct=Em... ) This message was sent by Atlassian Jira (v1001.0.0-SNAPSHOT#100215- sha1:b88b0a4 )