title: JTA transaction already rolled back (probably due to a timeout)
body: <p>When i start the server in debug mode and debug my code that time this error will come. if i skip the break point means it will work. what can i do?</p>
  
  <pre><code>org.springframework.transaction.UnexpectedRollbackException: JTA transaction already rolled back (probably due to a timeout)
  at org.springframework.transaction.jta.JtaTransactionManager.doCommit(JtaTransactionManager.java:1021)
  at org.springframework.transaction.support.AbstractPlatformTransactionManager.processCommit(AbstractPlatformTransactionManager.java:761)
  at org.springframework.transaction.support.AbstractPlatformTransactionManager.commit(AbstractPlatformTransactionManager.java:730)
  at org.springframework.transaction.interceptor.TransactionAspectSupport.commitTransactionAfterReturning(TransactionAspectSupport.java:504)
  at org.springframework.transaction.interceptor.TransactionAspectSupport.invokeWithinTransaction(TransactionAspectSupport.java:292)
  </code></pre>