diff --git a/sisyphus/load_sharing_facility_engine.py b/sisyphus/load_sharing_facility_engine.py
index 2776b65..5284159 100644
--- a/sisyphus/load_sharing_facility_engine.py
+++ b/sisyphus/load_sharing_facility_engine.py
@@ -193,10 +193,6 @@ def submit_helper(self, call, logpath, rqmt, name, task_name, rangestring):
             logging.info("command: %s" % command)
             try:
                 out, err, retval = self.system_call(bsub_call, command)
-                if retval != 0:
-                    logging.warning(self._system_call_error_warn_msg(bsub_call))
-                    time.sleep(gs.WAIT_PERIOD_QSTAT_PARSING)
-                    continue
             except subprocess.TimeoutExpired:
                 logging.warning(self._system_call_timeout_warn_msg(bsub_call))
                 time.sleep(gs.WAIT_PERIOD_SSH_TIMEOUT)
diff --git a/sisyphus/simple_linux_utility_for_resource_management_engine.py b/sisyphus/simple_linux_utility_for_resource_management_engine.py
index 33cd374..d223ce7 100644
--- a/sisyphus/simple_linux_utility_for_resource_management_engine.py
+++ b/sisyphus/simple_linux_utility_for_resource_management_engine.py
@@ -240,10 +240,6 @@ def submit_helper(self, call, logpath, rqmt, name, task_name, start_id, end_id,
         while True:
             try:
                 out, err, retval = self.system_call(sbatch_call)
-                if retval != 0:
-                    logging.warning(self._system_call_error_warn_msg(sbatch_call))
-                    time.sleep(gs.WAIT_PERIOD_QSTAT_PARSING)
-                    continue
             except subprocess.TimeoutExpired:
                 logging.warning(self._system_call_timeout_warn_msg(sbatch_call))
                 time.sleep(gs.WAIT_PERIOD_SSH_TIMEOUT)
diff --git a/sisyphus/son_of_grid_engine.py b/sisyphus/son_of_grid_engine.py
index b698c5d..4a87727 100644
--- a/sisyphus/son_of_grid_engine.py
+++ b/sisyphus/son_of_grid_engine.py
@@ -256,10 +256,6 @@ def submit_helper(self, call, logpath, rqmt, name, task_name, start_id, end_id,
         while True:
             try:
                 out, err, retval = self.system_call(qsub_call, command)
-                if retval != 0:
-                    logging.warning(self._system_call_error_warn_msg(qsub_call))
-                    time.sleep(gs.WAIT_PERIOD_QSTAT_PARSING)
-                    continue
             except subprocess.TimeoutExpired:
                 logging.warning(self._system_call_timeout_warn_msg(qsub_call))
                 time.sleep(gs.WAIT_PERIOD_SSH_TIMEOUT)