diff --git a/source/extensions/omni.isaac.orbit/test/test_dict_utils.py b/source/extensions/omni.isaac.orbit/test/test_dict_utils.py
index c01a22f891..f1e3fb1c56 100644
--- a/source/extensions/omni.isaac.orbit/test/test_dict_utils.py
+++ b/source/extensions/omni.isaac.orbit/test/test_dict_utils.py
@@ -19,7 +19,7 @@ def test_print_dict(self):
             "b": 2,
             "c": {"d": 3, "e": 4, "f": {"g": 5, "h": 6}},
             "i": 7,
-            "j": lambda x: x ** 2,
+            "j": lambda x: x**2,
             "k": dict_utils.class_to_dict,
         }
         # print the dictionary
diff --git a/source/extensions/omni.isaac.orbit_envs/omni/isaac/orbit_envs/utils/parse_cfg.py b/source/extensions/omni.isaac.orbit_envs/omni/isaac/orbit_envs/utils/parse_cfg.py
index da759a6d2f..bb5b51ad84 100644
--- a/source/extensions/omni.isaac.orbit_envs/omni/isaac/orbit_envs/utils/parse_cfg.py
+++ b/source/extensions/omni.isaac.orbit_envs/omni/isaac/orbit_envs/utils/parse_cfg.py
@@ -27,7 +27,13 @@ def load_default_env_cfg(task_name: str) -> Union[dict, Any]:
 
     Returns:
         Union[dict, Any]: The parsed configuration object.
+
+    Raises:
+        ValueError: If the task name is not provided, i.e. None.
     """
+    # check if a task name is provided
+    if task_name is None:
+        raise ValueError("Please provide a valid task name. Hint: Use --task <task_name>.")
     # retrieve the configuration file to load
     cfg_entry_point: str = gym.spec(task_name)._kwargs.pop("cfg_entry_point")
 
@@ -74,7 +80,13 @@ def parse_env_cfg(task_name: str, use_gpu: bool = True, num_envs: int = None, **
 
     Returns:
         Union[dict, Any]: The parsed configuration object.
+
+    Raises:
+        ValueError: If the task name is not provided, i.e. None.
     """
+    # check if a task name is provided
+    if task_name is None:
+        raise ValueError("Please provide a valid task name. Hint: Use --task <task_name>.")
     # create a dictionary to update from
     args_cfg = {"sim": {"physx": dict()}, "env": dict()}
     # resolve pipeline to use (based on input)