diff --git a/src/writer/__init__.py b/src/writer/__init__.py
index 8e071404a..29fb3548e 100644
--- a/src/writer/__init__.py
+++ b/src/writer/__init__.py
@@ -37,11 +37,9 @@
         )
     PROPER_UI_INIT = False
 
-def _raise_ui_runtime_error():
-    raise RuntimeError(
-            "UI module is unavailable – Writer Framework is not properly built. " +
+def _get_ui_runtime_error_message() -> str:
+    return "UI module is unavailable – Writer Framework is not properly built. " + \
             "Please refer to CONTRIBUTING.md for instructions to resolve this issue."
-        )
 
 VERSION = importlib.metadata.version("writer")
 
@@ -96,7 +94,7 @@ def init_ui() -> WriterUIManager:
     if PROPER_UI_INIT:
         return WriterUIManager()
     else:
-        _raise_ui_runtime_error()
+        raise RuntimeError(_get_ui_runtime_error_message())
 
 
 def init_state(raw_state: Dict[str, Any], schema: Optional[Type[S]] = None) -> Union[S, WriterState]:
diff --git a/src/writer/core.py b/src/writer/core.py
index ae5d6e95b..5e78557e9 100644
--- a/src/writer/core.py
+++ b/src/writer/core.py
@@ -2529,12 +2529,12 @@ def _event_handler_session_info() -> Dict[str, Any]:
     return session_info
 
 def _event_handler_ui_manager():
-    from writer import PROPER_UI_INIT, _raise_ui_runtime_error
+    from writer import PROPER_UI_INIT, _get_ui_runtime_error_message
     if PROPER_UI_INIT:
         from writer.ui import WriterUIManager
         return WriterUIManager()
     else:
-        _raise_ui_runtime_error()
+        raise RuntimeError(_get_ui_runtime_error_message())
 
 
 def _split_record_as_pandas_record_and_index(param: dict, index_columns: list) -> Tuple[dict, tuple]: