diff --git a/django_plotly_dash/dash_wrapper.py b/django_plotly_dash/dash_wrapper.py
index ed474cf6..73d6c6b1 100644
--- a/django_plotly_dash/dash_wrapper.py
+++ b/django_plotly_dash/dash_wrapper.py
@@ -156,7 +156,10 @@ def __init__(self, name=None, serve_locally=None,
         # Remember some caller info for static files
         caller_frame = inspect.stack()[1]
         self.caller_module = inspect.getmodule(caller_frame[0])
-        self.caller_module_location = inspect.getfile(self.caller_module)
+        try:
+            self.caller_module_location = inspect.getfile(self.caller_module)
+        except:
+            self.caller_module_location = None
         self.assets_folder = "assets"
 
     def get_asset_static_url(self, asset_path):
diff --git a/django_plotly_dash/version.py b/django_plotly_dash/version.py
index 7d265491..f2915eb7 100644
--- a/django_plotly_dash/version.py
+++ b/django_plotly_dash/version.py
@@ -23,4 +23,4 @@
 
 '''
 
-__version__ = "1.1.4"
+__version__ = "1.1.5"