Shenglei Yang ( https://hibernate.atlassian.net/secure/ViewProfile.jspa?accountId=557058%... ) *commented* on HHH-16545 ( https://hibernate.atlassian.net/browse/HHH-16545?atlOrigin=eyJpIjoiNDNiY2... ) Re: PersistenceUtilHelper.MetadataCache is not Thread-Safe ( https://hibernate.atlassian.net/browse/HHH-16545?atlOrigin=eyJpIjoiNDNiY2... ) Is there a release plan for version 5.6.16? I encountered the same problem in the production environment, and it is currently solved by restarting. ( https://hibernate.atlassian.net/browse/HHH-16545#add-comment?atlOrigin=ey... ) Add Comment ( https://hibernate.atlassian.net/browse/HHH-16545#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#100227- sha1:3bc807d )