diff --git a/src/objprint/frame_analyzer.py b/src/objprint/frame_analyzer.py
index a3a55ea..3997812 100644
--- a/src/objprint/frame_analyzer.py
+++ b/src/objprint/frame_analyzer.py
@@ -53,7 +53,7 @@ def get_executing_function_call_str(self, frame: FrameType) -> Optional[str]:
             if module is None:
                 return None
             source = inspect.getsource(module)
-        except OSError:
+        except (OSError, TypeError):
             return None
 
         return ast.get_source_segment(source, node)