2 files changed, 3 insertions, 2 deletions

diff --git a/g4f/__init__.py b/g4f/__init__.py
index 57151376..699dc238 100644
--- a/g4f/__init__.py
+++ b/g4f/__init__.py
@@ -128,7 +128,7 @@ class Completion:
 
         return result if stream else ''.join(result)
     
-def get_last_provider(as_dict: bool = False) -> ProviderType:
+def get_last_provider(as_dict: bool = False) -> Union[ProviderType, dict[str, str]]:
     last = debug.last_provider
     if isinstance(last, BaseRetryProvider):
         last = last.last_provider
diff --git a/g4f/gui/server/backend.py b/g4f/gui/server/backend.py
index 1aa506b2..595f5aa1 100644
--- a/g4f/gui/server/backend.py
+++ b/g4f/gui/server/backend.py
@@ -1,3 +1,4 @@
+import logging
 import g4f
 from g4f.Provider import __providers__
 
@@ -94,10 +95,10 @@ class Backend_Api:
                     }) + "\n"
                 
             except Exception as e:
+                logging.exception(e)
                 yield json.dumps({
                     'type' : 'error',
                     'error': f'{e.__class__.__name__}: {e}'
                 })
-                raise e
 
         return self.app.response_class(try_response(), mimetype='text/event-stream')
\ No newline at end of file