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<td class="page-title-pattern-first-line " style="padding: 0; border-collapse: collapse; font-family: Arial, sans-serif; font-size: 14px; padding-top: 10px"> <a href="https://hibernate.atlassian.net/browse/HHH" style="color: #3b73af; text-decoration: none">Hibernate ORM</a> / <a href="https://hibernate.atlassian.net/browse/HHH-9729" style="color: #3b73af; text-decoration: none"><img src="cid:jira-generated-image-avatar-a30790b1-c8b8-424c-9827-7cff88867db8" height="16" width="16" border="0" align="absmiddle" alt="Bug" style="vertical-align: text-bottom"></a> <a href="https://hibernate.atlassian.net/browse/HHH-9729" style="color: #3b73af; text-decoration: none">HHH-9729</a> </td>
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<td style="padding: 0; border-collapse: collapse; font: normal 14px/20px Arial, sans-serif; padding: 2px 0 2px 5px; vertical-align: top"> <a class="user-hover" rel="crancran" id="email_crancran" href="https://hibernate.atlassian.net/secure/ViewProfile.jspa?name=crancran" style="color:#6c797f;; color: #3b73af; text-decoration: none">Chris Cranford</a> </td>
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<td class="text-paragraph-pattern-container mobile-resize-text " style="padding: 0; border-collapse: collapse; padding: 0 0 10px"> <span class="diffcontext">I'm getting a NullPointerException from inside the MessageHelper class. I can cause this exception to be thrown every time using the website I'm developing on, but have been unable to create an isolated test case. To make things worse, when I debug, depending on what breakpoints I stop on and for how long, the NPE may or may not be thrown. I've been able to establish that the NPE is thrown when session.getPersistenceContext().getEntry(collection.getOwner()) returns null.<br><br>The top of the stack trace is:<br></span> <span class="diffaddedchars" style="background-color:#ddfade;">{noformat}<br></span> <span class="diffcontext">java.lang.NullPointerException: null<br> at org.hibernate.pretty.MessageHelper.collectionInfoString(MessageHelper.java:280) ~[hibernate-core-4.2.18.Final.jar:4.2.18.Final]<br> at org.hibernate.event.internal.EvictVisitor.evictCollection(EvictVisitor.java:80) ~[hibernate-core-4.2.18.Final.jar:4.2.18.Final]<br> at org.hibernate.event.internal.EvictVisitor.evictCollection(EvictVisitor.java:74) ~[hibernate-core-4.2.18.Final.jar:4.2.18.Final]<br> at org.hibernate.event.internal.EvictVisitor.processCollection(EvictVisitor.java:56) ~[hibernate-core-4.2.18.Final.jar:4.2.18.Final]<br> at org.hibernate.event.internal.AbstractVisitor.processValue(AbstractVisitor.java:121) ~[hibernate-core-4.2.18.Final.jar:4.2.18.Final]<br> at org.hibernate.event.internal.AbstractVisitor.processValue(AbstractVisitor.java:82) ~[hibernate-core-4.2.18.Final.jar:4.2.18.Final]<br> at org.hibernate.event.internal.AbstractVisitor.processEntityPropertyValues(AbstractVisitor.java:76) ~[hibernate-core-4.2.18.Final.jar:4.2.18.Final]<br> at org.hibernate.event.internal.AbstractVisitor.process(AbstractVisitor.java:143) ~[hibernate-core-4.2.18.Final.jar:4.2.18.Final]<br> at org.hibernate.event.internal.DefaultEvictEventListener.doEvict(DefaultEvictEventListener.java:136) ~[hibernate-core-4.2.18.Final.jar:4.2.18.Final]<br> at org.hibernate.event.internal.DefaultEvictEventListener.onEvict(DefaultEvictEventListener.java:97) ~[hibernate-core-4.2.18.Final.jar:4.2.18.Final]<br> at org.hibernate.internal.SessionImpl.fireEvict(SessionImpl.java:1149) ~[hibernate-core-4.2.18.Final.jar:4.2.18.Final]<br> at org.hibernate.internal.SessionImpl.evict(SessionImpl.java:1142) ~[hibernate-core-4.2.18.Final.jar:4.2.18.Final]<br> at org.hibernate.engine.spi.CascadingAction$4.cascade(CascadingAction.java:229) ~[hibernate-core-4.2.18.Final.jar:4.2.18.Final]<br> at org.hibernate.engine.internal.Cascade.cascadeToOne(Cascade.java:396) ~[hibernate-core-4.2.18.Final.jar:4.2.18.Final]<br> at org.hibernate.engine.internal.Cascade.cascadeAssociation(Cascade.java:339) ~[hibernate-core-4.2.18.Final.jar:4.2.18.Final]<br> at org.hibernate.engine.internal.Cascade.cascadeProperty(Cascade.java:207) ~[hibernate-core-4.2.18.Final.jar:4.2.18.Final]<br> at org.hibernate.engine.internal.Cascade.cascadeCollectionElements(Cascade.java:426) ~[hibernate-core-4.2.18.Final.jar:4.2.18.Final]<br> at org.hibernate.engine.internal.Cascade.cascadeCollection(Cascade.java:366) ~[hibernate-core-4.2.18.Final.jar:4.2.18.Final]<br> at org.hibernate.engine.internal.Cascade.cascadeAssociation(Cascade.java:342) ~[hibernate-core-4.2.18.Final.jar:4.2.18.Final]<br> at org.hibernate.engine.internal.Cascade.cascadeProperty(Cascade.java:207) ~[hibernate-core-4.2.18.Final.jar:4.2.18.Final]<br> at org.hibernate.engine.internal.Cascade.cascade(Cascade.java:164) ~[hibernate-core-4.2.18.Final.jar:4.2.18.Final]<br> at org.hibernate.engine.internal.Cascade.cascade(Cascade.java:130) ~[hibernate-core-4.2.18.Final.jar:4.2.18.Final]<br> at org.hibernate.event.internal.DefaultEvictEventListener.doEvict(DefaultEvictEventListener.java:145) ~[hibernate-core-4.2.18.Final.jar:4.2.18.Final]<br> at org.hibernate.event.internal.DefaultEvictEventListener.onEvict(DefaultEvictEventListener.java:97) ~[hibernate-core-4.2.18.Final.jar:4.2.18.Final]<br> at org.hibernate.internal.SessionImpl.fireEvict(SessionImpl.java:1149) ~[hibernate-core-4.2.18.Final.jar:4.2.18.Final]<br> at org.hibernate.internal.SessionImpl.evict(SessionImpl.java:1142) ~[hibernate-core-4.2.18.Final.jar:4.2.18.Final]<br> at org.hibernate.ejb.AbstractEntityManagerImpl.detach(AbstractEntityManagerImpl.java:1075) ~[hibernate-entitymanager-4.2.18.Final.jar:4.2.18.Final]<br> at sun.reflect.NativeMethodAccessorImpl.invoke0(Native Method) ~[na:1.8.0_31]<br> at sun.reflect.NativeMethodAccessorImpl.invoke(NativeMethodAccessorImpl.java:62) ~[na:1.8.0_31]<br> at sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:43) ~[na:1.8.0_31]<br> at java.lang.reflect.Method.invoke(Method.java:483) ~[na:1.8.0_31]<br> at org.springframework.orm.jpa.ExtendedEntityManagerCreator$ExtendedEntityManagerInvocationHandler.invoke(ExtendedEntityManagerCreator.java:344) ~[spring-orm-4.1.6.RELEASE.jar:4.1.6.RELEASE]<br> at com.sun.proxy.$Proxy103.detach(Unknown Source) ~[na:na]<br> at sun.reflect.NativeMethodAccessorImpl.invoke0(Native Method) ~[na:1.8.0_31]<br> at sun.reflect.NativeMethodAccessorImpl.invoke(NativeMethodAccessorImpl.java:62) ~[na:1.8.0_31]<br> at sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:43) ~[na:1.8.0_31]<br> at java.lang.reflect.Method.invoke(Method.java:483) ~[na:1.8.0_31]<br> at org.springframework.orm.jpa.SharedEntityManagerCreator$SharedEntityManagerInvocationHandler.invoke(SharedEntityManagerCreator.java:291) ~[spring-orm-4.1.6.RELEASE.jar:4.1.6.RELEASE]<br> at com.sun.proxy.$Proxy103.detach(Unknown Source) ~[na:na]<br></span> <span class="diffaddedchars" style="background-color:#ddfade;">{noformat}</span> </td>
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{
"@context": "http://schema.org",
"@type": "EmailMessage",
"description": "View Issue",
"potentialAction": {
"@type": "ViewAction",
"target": "https://hibernate.atlassian.net/browse/HHH-9729?inbox=true&",
"name": "View Issue"
},
"publisher": {
"@type": "Organization",
"name": "Atlassian",
"url": "https://www.atlassian.com"
}
}
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