diff --git a/CONTRIBUTING.md b/CONTRIBUTING.md
index ba3d45b1e..20e3e1cec 100644
--- a/CONTRIBUTING.md
+++ b/CONTRIBUTING.md
@@ -33,12 +33,8 @@ ensure that your contributions can be integrated smoothly.
 
 ## Licensing
 
-By contributing to this project, you agree that your contributions
-will be licensed under the Apache License 2.0. Additionally, you
-understand and agree that contributions may be subject to a different
-license, should the project maintainers decide to change the licensing
-terms.
-
+Before contributing a PR, please review and complete our 
+[Individual Contributor License Agreement](/docs/contributor-agreement.html).
 
 ## Setting up a Development Environment
 
diff --git a/aider/coders/base_coder.py b/aider/coders/base_coder.py
index 21d5edf51..1f8399415 100755
--- a/aider/coders/base_coder.py
+++ b/aider/coders/base_coder.py
@@ -1128,6 +1128,10 @@ 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