CLOUDSTACK-5726: Using runtime discovered dao (in AsyncJobManagerImpl.submitAsyncJob) to persist record has a problem to locate the right DAO instance, it causes corrupted field value be stored in database. Put in a work-around fix first to always initialize record fields in all cases

framework/jobs/src/org/apache/cloudstack/framework/jobs/impl/AsyncJobManagerImpl.java

@@ -241,6 +241,8 @@ public class AsyncJobManagerImpl extends ManagerBase implements AsyncJobManager,
 
                 if (resultObject != null) {
                     job.setResult(resultObject);
+                } else {
+                    job.setResult(null);
                 }
 
                 job.setLastUpdated(DateUtil.currentGMTTime());