Fix jobs not yet scanned

shepherd/scheduler.py

@@ -130,12 +130,12 @@ def save_jobs():
             raise Exception("Could not save scheduler job " +
                             job.id+" - Trigger is not a CronTrigger")
         saved_jobs.append(job.id)
-        if next_job_time is not None:
+        if hasattr(job,"next_run_time"):
-            if job.next_run_time < next_job_time:
+            if next_job_time is not None:
+                if job.next_run_time < next_job_time:
+                    next_job_time = job.next_run_time
+            else:
                 next_job_time = job.next_run_time
-        else:
-            
-            next_job_time = job.next_run_time
 
     with open(joblist_path+".writing", 'w+') as f:
         for saved_job in saved_jobs: