diff --git a/aider/coders/base_coder.py b/aider/coders/base_coder.py
index 1f8399415..21d5edf51 100755
--- a/aider/coders/base_coder.py
+++ b/aider/coders/base_coder.py
@@ -1128,10 +1128,6 @@ class Coder:
                 try:
                     yield from self.send(messages, functions=self.functions)
                     break
-                except litellm.exceptions.AuthenticationError as err:
-                    dump(dir(err))
-                    dump(err.message)
-                    break
                 except retry_exceptions() as err:
                     self.io.tool_warning(str(err))
                     retry_delay *= 2