diff --git a/server/kubejob.py b/server/kubejob.py
index c085ddc..f43cd20 100644
--- a/server/kubejob.py
+++ b/server/kubejob.py
@@ -248,10 +248,7 @@ def create_job(command, run_id=None, url=None, commit_ref=None, replicas=1, envi
             )
         )
         log.debug(f"Job {job_name}:\n{yaml.dump(job_body, indent=2)}")
-        # api_response = api_batch_v1.create_namespaced_job(
-        # namespace=namespace,
-        # body=job_body
-        # )
+        _ = api_batch_v1.create_namespaced_job(namespace=namespace, body=job_body)
         response["job_id"] = job_id
         log.debug(f"Job {job_name} created")
     # TODO: Is there additional information to obtain from the ApiException?
diff --git a/server/server.py b/server/server.py
index 922e362..7d8b8c1 100644
--- a/server/server.py
+++ b/server/server.py
@@ -99,7 +99,7 @@ def getarg(self, arg, default=None):
     # The datetime type is not JSON serializable, so convert to string
     def json_converter(self, o):
         if isinstance(o, datetime):
-            return o.__str__()
+            return str(o)
 
     def send_response(self, data, http_status_code=global_vars.HTTP_OK, return_json=True, indent=None):
         if return_json:
@@ -128,7 +128,7 @@ def construct_job_object(job_info):
         destructionTime = None  # TODO: Should we track deletion time?
         try:
             executionDuration = (endTime - startTime).total_seconds()
-        except AttributeError:
+        except Exception:
             executionDuration = None
         try:
             message = job_info["message"]