diff --git a/django_apscheduler/jobstores.py b/django_apscheduler/jobstores.py
index 73d1656..9156660 100644
--- a/django_apscheduler/jobstores.py
+++ b/django_apscheduler/jobstores.py
@@ -72,13 +72,14 @@ def get_due_jobs(self, now):
             LOGGER.exception("Exception during getting jobs")
             return []
 
-
     @ignore_database_error()
     def get_next_run_time(self):
         try:
             return deserialize_dt(DjangoJob.objects.filter(next_run_time__isnull=False).earliest('next_run_time').next_run_time)
-        except AttributeError:  # no active jobs
-            return None
+        except ObjectDoesNotExist:  # no active jobs
+            return
+        except:
+            LOGGER.exception("Exception during get_next_run_time for jobs")
 
     @ignore_database_error(on_error_value=[])
     def get_all_jobs(self):
@@ -157,7 +158,9 @@ def _get_jobs(self, **filters):
                 failed_job_ids.add(job_id)
 
         # Remove all the jobs we failed to restore
-        DjangoJob.objects.filter(name__in=failed_job_ids).delete()
+        if failed_job_ids:
+            LOGGER.warning("Remove bad jobs: %s", failed_job_ids)
+            DjangoJob.objects.filter(name__in=failed_job_ids).delete()
 
         def map_jobs(job):
             job.next_run_time = deserialize_dt(job.next_run_time)
diff --git a/setup.py b/setup.py
index 5859319..357db30 100644
--- a/setup.py
+++ b/setup.py
@@ -2,7 +2,7 @@
 
 setup(
     name='django-apscheduler',
-    version='0.2.10',
+    version='0.2.12',
     description='APScheduler for Django',
     classifiers=[
         "Development Status :: 4 - Beta",
diff --git a/tests/test_jobstore.py b/tests/test_jobstore.py
index 0aad6ab..a7d3e3a 100644
--- a/tests/test_jobstore.py
+++ b/tests/test_jobstore.py
@@ -4,6 +4,7 @@
 import logging
 
 import pytest
+import pytz
 from apscheduler.events import JobExecutionEvent, JobSubmissionEvent
 from apscheduler.executors.debug import DebugExecutor
 from apscheduler.schedulers.base import BaseScheduler
@@ -28,12 +29,12 @@ def shutdown(self, wait=True):
         pass
 
     def wakeup(self):
-        pass
+        self._process_jobs()
 
 
 @pytest.fixture()
 def scheduler():
-    scheduler = DebugScheduler()
+    scheduler = DebugScheduler(timezone=pytz.timezone("Europe/Moscow"))
     scheduler.add_jobstore(DjangoJobStore())
     scheduler.add_executor(DebugExecutor())
 
@@ -60,6 +61,7 @@ def test_add_job(db, scheduler):
 
     assert DjangoJob.objects.count() == 1
 
+
 def test_issue_20(db, scheduler):
     assert isinstance(scheduler, DebugScheduler)
     scheduler.add_job(job, trigger="interval", seconds=1, id="job")
@@ -87,6 +89,22 @@ def test_remove_job(db, scheduler):
     assert len(scheduler.get_jobs()) == 0
 
 
+def job_for_tests():
+    job_for_tests.mock()
+
+
+job_for_tests.mock = mock_compat.Mock()
+
+ 
+def test_try_add_job_then_start(db, scheduler):
+    assert isinstance(scheduler, DebugScheduler)
+
+    scheduler.add_job(job_for_tests, next_run_time=datetime.datetime.now(pytz.timezone("Europe/Moscow")), misfire_grace_time=None)
+    scheduler.start()
+    scheduler._process_jobs()
+    assert job_for_tests.mock.call_count == 1
+
+
 def test_register_job_dec(db, scheduler):
 
     register_job(scheduler, "interval", seconds=1)(job)