[hibernate-users] Batch update returned unexpected row count from update

Hi, I see this from time to time and although the message seems obvious, I'm a bit perplexed as to how this could happen. Are there any potential things I should be considering when I see this? D/ <span style="visibility: hidden;" wicketpath="form_hiddenStackTrace">org.hibernate.StaleStateException:Batch update returned unexpected row count from update [1]; actual row count: 0; expected: 1 org.hibernate.jdbc.Expectations$BasicExpectation.checkBatched(Expectations.java:85) org.hibernate.jdbc.Expectations$BasicExpectation.verifyOutcome(Expectations.java:70) org.hibernate.jdbc.BatchingBatcher.checkRowCounts(BatchingBatcher.java:90) org.hibernate.jdbc.BatchingBatcher.doExecuteBatch(BatchingBatcher.java:70) org.hibernate.jdbc.AbstractBatcher.executeBatch(AbstractBatcher.java:268) org.hibernate.jdbc.AbstractBatcher.prepareStatement(AbstractBatcher.java:114)